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RATIS-1923. Netty: atomic operations require side-effect-free functions. - #956

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RATIS-1923. Netty: atomic operations require side-effect-free functions.#956
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Thanks @szetszwo work on this, LGTM

The update methods in AtomicReference run in a loop and may call the update function multiple time. The old values created by the update function may be discarded without cleaning up

Yes, this issue does occur when reconnecting multiple times quickly.

@guohao-rosicky
guohao-rosicky merged commit e2ea51b into apache:masterNov 2, 2023
@szetszwo

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@guohao-rosicky , thanks a lot for reviewing and merging this!

symious pushed a commit to symious/ratis that referenced this pull request Mar 29, 2024
…ns. (apache#956)
* RATIS-1923. Netty: atomic operations require side-effect-free functions.
@guohao-rosicky

guohao-rosicky commented Apr 18, 2024

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Hi @szetszwo .

I used this patch on my Ozone production environment.
Observed that s3 gateway and datanode would have an excessive number of open files.
It's caused by too many connections on port 9855, and I suspect that this patch causes the inability to close handles.

# lsof -p 407922 (datanode)
[root@ozone01 tmp]# grep 9855 407922-datanode.lsof | wc -l
152375
[root@ozone01 tmp]# wc -l 407922-datanode.lsof 156215 407922-datanode.lsof
# lsof -p 265960 (s3 gateway)
[root@ozone01 tmp]# grep 9855 265960-s3gateway.lsof | wc -l
159474
[root@ozone01 tmp]# wc -l 265960-s3gateway.lsof
164088 265960-s3gateway.lsof

The number of files opened without this patch is in the normal range.

image

@szetszwo

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@guohao-rosicky , thanks for testing this! Do you have RATIS-1948?

@guohao-rosicky

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Didn't include RATIS-1948, I'll add it and try it, thanks @szetszwo for the help.

RexXiong pushed a commit to apache/celeborn that referenced this pull request May 30, 2024
### What changes were proposed in this pull request?
Bump Ratis version from 2.5.1 to 3.0.1. Address incompatible changes:
- RATIS-589. Eliminate buffer copying in SegmentedRaftLogOutputStream.(apache/ratis#964)
- RATIS-1677. Do not auto format RaftStorage in RECOVER.(apache/ratis#718)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
### Why are the changes needed?
Bump Ratis version from 2.5.1 to 3.0.1. Ratis has released v3.0.0, v3.0.1, which release note refers to [3.0.0](https://ratis.apache.org/post/3.0.0.html), [3.0.1](https://ratis.apache.org/post/3.0.1.html). The 3.0.x version include new features like pluggable metrics and lease read, etc, some improvements and bugfixes including:
- 3.0.0: Change list of ratis 3.0.0 In total, there are roughly 100 commits diffing from 2.5.1 including:
- Incompatible Changes
- RaftStorage Auto-Format
- RATIS-1677. Do not auto format RaftStorage in RECOVER. (apache/ratis#718)
- RATIS-1694. Fix the compatibility issue of RATIS-1677. (apache/ratis#731)
- RATIS-1871. Auto format RaftStorage when there is only one directory configured. (apache/ratis#903)
- Pluggable Ratis-Metrics (RATIS-1688)
- RATIS-1689. Remove the use of the thirdparty Gauge. (apache/ratis#728)
- RATIS-1692. Remove the use of the thirdparty Counter. (apache/ratis#732)
- RATIS-1693. Remove the use of the thirdparty Timer. (apache/ratis#734)
- RATIS-1703. Move MetricsReporting and JvmMetrics to impl. (apache/ratis#741)
- RATIS-1704. Fix SuppressWarnings(“VisibilityModifier”) in RatisMetrics. (apache/ratis#742)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
- RATIS-1712. Add a dropwizard 3 implementation of ratis-metrics-api. (apache/ratis#751)
- RATIS-1391. Update library dropwizard.metrics version to 4.x (apache/ratis#632)
- RATIS-1601. Use the shaded dropwizard metrics and remove the dependency (apache/ratis#671)
- Streaming Protocol Change
- RATIS-1569. Move the asyncRpcApi.sendForward(..) call to the client side. (apache/ratis#635)
- New Features
- Leader Lease (RATIS-1864)
- RATIS-1865. Add leader lease bound ratio configuration (apache/ratis#897)
- RATIS-1866. Maintain leader lease after AppendEntries (apache/ratis#898)
- RATIS-1894. Implement ReadOnly based on leader lease (apache/ratis#925)
- RATIS-1882. Support read-after-write consistency (apache/ratis#913)
- StateMachine API
- RATIS-1874. Add notifyLeaderReady function in IStateMachine (apache/ratis#906)
- RATIS-1897. Make TransactionContext available in DataApi.write(..). (apache/ratis#930)
- New Configuration Properties
- RATIS-1862. Add the parameter whether to take Snapshot when stopping to adapt to different services (apache/ratis#896)
- RATIS-1930. Add a conf for enable/disable majority-add. (apache/ratis#961)
- RATIS-1918. Introduces parameters that separately control the shutdown of RaftServerProxy by JVMPauseMonitor. (apache/ratis#950)
- RATIS-1636. Support re-config ratis properties (apache/ratis#800)
- RATIS-1860. Add ratis-shell cmd to generate a new raft-meta.conf. (apache/ratis#901)
- Improvements & Bug Fixes
- Netty
- RATIS-1898. Netty should use EpollEventLoopGroup by default (apache/ratis#931)
- RATIS-1899. Use EpollEventLoopGroup for Netty Proxies (apache/ratis#932)
- RATIS-1921. Shared worker group in WorkerGroupGetter should be closed. (apache/ratis#955)
- RATIS-1923. Netty: atomic operations require side-effect-free functions. (apache/ratis#956)
- RaftServer
- RATIS-1924. Increase the default of raft.server.log.segment.size.max. (apache/ratis#957)
- RATIS-1892. Unify the lifetime of the RaftServerProxy thread pool (apache/ratis#923)
- RATIS-1889. NoSuchMethodError: RaftServerMetricsImpl.addNumPendingRequestsGauge apache/ratis#922 (apache/ratis#922)
- RATIS-761. Handle writeStateMachineData failure in leader. (apache/ratis#927)
- RATIS-1902. The snapshot index is set incorrectly in InstallSnapshotReplyProto. (apache/ratis#933)
- RATIS-1912. Fix infinity election when perform membership change. (apache/ratis#954)
- RATIS-1858. Follower keeps logging first election timeout. (apache/ratis#894)
- 3.0.1:This is a bugfix release. See the [changes between 3.0.0 and 3.0.1](apache/ratis@ratis-3.0.0...ratis-3.0.1) releases.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Cluster manual test.
Closes#2480 from SteNicholas/CELEBORN-1400.
Authored-by: SteNicholas <programgeek@163.com>
Signed-off-by: Shuang <lvshuang.xjs@alibaba-inc.com>
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@szetszwo@guohao-rosicky
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RATIS-1923. Netty: atomic operations require side-effect-free functions. by szetszwo · Pull Request #956 · apache/ratis · GitHub
Skip to content

RATIS-1923. Netty: atomic operations require side-effect-free functions. - #956

Merged
guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923
Nov 2, 2023
Merged

RATIS-1923. Netty: atomic operations require side-effect-free functions.#956
guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923

Conversation

@szetszwo

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@guohao-rosicky

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Thanks @szetszwo work on this, LGTM

The update methods in AtomicReference run in a loop and may call the update function multiple time. The old values created by the update function may be discarded without cleaning up

Yes, this issue does occur when reconnecting multiple times quickly.

@guohao-rosicky
guohao-rosicky merged commit e2ea51b into apache:masterNov 2, 2023
@szetszwo

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ContributorAuthor

@guohao-rosicky , thanks a lot for reviewing and merging this!

symious pushed a commit to symious/ratis that referenced this pull request Mar 29, 2024
…ns. (apache#956)
* RATIS-1923. Netty: atomic operations require side-effect-free functions.
@guohao-rosicky

guohao-rosicky commented Apr 18, 2024

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Hi @szetszwo .

I used this patch on my Ozone production environment.
Observed that s3 gateway and datanode would have an excessive number of open files.
It's caused by too many connections on port 9855, and I suspect that this patch causes the inability to close handles.

# lsof -p 407922 (datanode)
[root@ozone01 tmp]# grep 9855 407922-datanode.lsof | wc -l
152375
[root@ozone01 tmp]# wc -l 407922-datanode.lsof 156215 407922-datanode.lsof
# lsof -p 265960 (s3 gateway)
[root@ozone01 tmp]# grep 9855 265960-s3gateway.lsof | wc -l
159474
[root@ozone01 tmp]# wc -l 265960-s3gateway.lsof
164088 265960-s3gateway.lsof

The number of files opened without this patch is in the normal range.

image

@szetszwo

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ContributorAuthor

@guohao-rosicky , thanks for testing this! Do you have RATIS-1948?

@guohao-rosicky

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Didn't include RATIS-1948, I'll add it and try it, thanks @szetszwo for the help.

RexXiong pushed a commit to apache/celeborn that referenced this pull request May 30, 2024
### What changes were proposed in this pull request?
Bump Ratis version from 2.5.1 to 3.0.1. Address incompatible changes:
- RATIS-589. Eliminate buffer copying in SegmentedRaftLogOutputStream.(apache/ratis#964)
- RATIS-1677. Do not auto format RaftStorage in RECOVER.(apache/ratis#718)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
### Why are the changes needed?
Bump Ratis version from 2.5.1 to 3.0.1. Ratis has released v3.0.0, v3.0.1, which release note refers to [3.0.0](https://ratis.apache.org/post/3.0.0.html), [3.0.1](https://ratis.apache.org/post/3.0.1.html). The 3.0.x version include new features like pluggable metrics and lease read, etc, some improvements and bugfixes including:
- 3.0.0: Change list of ratis 3.0.0 In total, there are roughly 100 commits diffing from 2.5.1 including:
- Incompatible Changes
- RaftStorage Auto-Format
- RATIS-1677. Do not auto format RaftStorage in RECOVER. (apache/ratis#718)
- RATIS-1694. Fix the compatibility issue of RATIS-1677. (apache/ratis#731)
- RATIS-1871. Auto format RaftStorage when there is only one directory configured. (apache/ratis#903)
- Pluggable Ratis-Metrics (RATIS-1688)
- RATIS-1689. Remove the use of the thirdparty Gauge. (apache/ratis#728)
- RATIS-1692. Remove the use of the thirdparty Counter. (apache/ratis#732)
- RATIS-1693. Remove the use of the thirdparty Timer. (apache/ratis#734)
- RATIS-1703. Move MetricsReporting and JvmMetrics to impl. (apache/ratis#741)
- RATIS-1704. Fix SuppressWarnings(“VisibilityModifier”) in RatisMetrics. (apache/ratis#742)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
- RATIS-1712. Add a dropwizard 3 implementation of ratis-metrics-api. (apache/ratis#751)
- RATIS-1391. Update library dropwizard.metrics version to 4.x (apache/ratis#632)
- RATIS-1601. Use the shaded dropwizard metrics and remove the dependency (apache/ratis#671)
- Streaming Protocol Change
- RATIS-1569. Move the asyncRpcApi.sendForward(..) call to the client side. (apache/ratis#635)
- New Features
- Leader Lease (RATIS-1864)
- RATIS-1865. Add leader lease bound ratio configuration (apache/ratis#897)
- RATIS-1866. Maintain leader lease after AppendEntries (apache/ratis#898)
- RATIS-1894. Implement ReadOnly based on leader lease (apache/ratis#925)
- RATIS-1882. Support read-after-write consistency (apache/ratis#913)
- StateMachine API
- RATIS-1874. Add notifyLeaderReady function in IStateMachine (apache/ratis#906)
- RATIS-1897. Make TransactionContext available in DataApi.write(..). (apache/ratis#930)
- New Configuration Properties
- RATIS-1862. Add the parameter whether to take Snapshot when stopping to adapt to different services (apache/ratis#896)
- RATIS-1930. Add a conf for enable/disable majority-add. (apache/ratis#961)
- RATIS-1918. Introduces parameters that separately control the shutdown of RaftServerProxy by JVMPauseMonitor. (apache/ratis#950)
- RATIS-1636. Support re-config ratis properties (apache/ratis#800)
- RATIS-1860. Add ratis-shell cmd to generate a new raft-meta.conf. (apache/ratis#901)
- Improvements & Bug Fixes
- Netty
- RATIS-1898. Netty should use EpollEventLoopGroup by default (apache/ratis#931)
- RATIS-1899. Use EpollEventLoopGroup for Netty Proxies (apache/ratis#932)
- RATIS-1921. Shared worker group in WorkerGroupGetter should be closed. (apache/ratis#955)
- RATIS-1923. Netty: atomic operations require side-effect-free functions. (apache/ratis#956)
- RaftServer
- RATIS-1924. Increase the default of raft.server.log.segment.size.max. (apache/ratis#957)
- RATIS-1892. Unify the lifetime of the RaftServerProxy thread pool (apache/ratis#923)
- RATIS-1889. NoSuchMethodError: RaftServerMetricsImpl.addNumPendingRequestsGauge apache/ratis#922 (apache/ratis#922)
- RATIS-761. Handle writeStateMachineData failure in leader. (apache/ratis#927)
- RATIS-1902. The snapshot index is set incorrectly in InstallSnapshotReplyProto. (apache/ratis#933)
- RATIS-1912. Fix infinity election when perform membership change. (apache/ratis#954)
- RATIS-1858. Follower keeps logging first election timeout. (apache/ratis#894)
- 3.0.1:This is a bugfix release. See the [changes between 3.0.0 and 3.0.1](apache/ratis@ratis-3.0.0...ratis-3.0.1) releases.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Cluster manual test.
Closes#2480 from SteNicholas/CELEBORN-1400.
Authored-by: SteNicholas <programgeek@163.com>
Signed-off-by: Shuang <lvshuang.xjs@alibaba-inc.com>
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, 'i'); if (__m === '*' || __re.test(location.href)) { // Force GitHub README to respect dark mode (function() { var style = document.createElement('style'); style.textContent = ' .markdown-body { color-scheme: dark light; } .markdown-body pre { background: #161b22 !important; } .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; } .markdown-body table th, .markdown-body table td { border-color: #30363d !important; } .markdown-body img { background: #0d1117; } .markdown-body blockquote { border-left-color: #8b949e; } .markdown-body hr { border-color: #30363d; } '; document.head.appendChild(style); })(); } } catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' RATIS-1923. Netty: atomic operations require side-effect-free functions. by szetszwo · Pull Request #956 · apache/ratis · GitHub
Skip to content

RATIS-1923. Netty: atomic operations require side-effect-free functions. - #956

Merged
guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923
Nov 2, 2023
Merged

RATIS-1923. Netty: atomic operations require side-effect-free functions.#956
guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923

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@szetszwo

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@guohao-rosicky

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Thanks @szetszwo work on this, LGTM

The update methods in AtomicReference run in a loop and may call the update function multiple time. The old values created by the update function may be discarded without cleaning up

Yes, this issue does occur when reconnecting multiple times quickly.

@guohao-rosicky
guohao-rosicky merged commit e2ea51b into apache:masterNov 2, 2023
@szetszwo

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@guohao-rosicky , thanks a lot for reviewing and merging this!

symious pushed a commit to symious/ratis that referenced this pull request Mar 29, 2024
…ns. (apache#956)
* RATIS-1923. Netty: atomic operations require side-effect-free functions.
@guohao-rosicky

guohao-rosicky commented Apr 18, 2024

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Hi @szetszwo .

I used this patch on my Ozone production environment.
Observed that s3 gateway and datanode would have an excessive number of open files.
It's caused by too many connections on port 9855, and I suspect that this patch causes the inability to close handles.

# lsof -p 407922 (datanode)
[root@ozone01 tmp]# grep 9855 407922-datanode.lsof | wc -l
152375
[root@ozone01 tmp]# wc -l 407922-datanode.lsof 156215 407922-datanode.lsof
# lsof -p 265960 (s3 gateway)
[root@ozone01 tmp]# grep 9855 265960-s3gateway.lsof | wc -l
159474
[root@ozone01 tmp]# wc -l 265960-s3gateway.lsof
164088 265960-s3gateway.lsof

The number of files opened without this patch is in the normal range.

image

@szetszwo

Copy link
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ContributorAuthor

@guohao-rosicky , thanks for testing this! Do you have RATIS-1948?

@guohao-rosicky

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Contributor

Didn't include RATIS-1948, I'll add it and try it, thanks @szetszwo for the help.

RexXiong pushed a commit to apache/celeborn that referenced this pull request May 30, 2024
### What changes were proposed in this pull request?
Bump Ratis version from 2.5.1 to 3.0.1. Address incompatible changes:
- RATIS-589. Eliminate buffer copying in SegmentedRaftLogOutputStream.(apache/ratis#964)
- RATIS-1677. Do not auto format RaftStorage in RECOVER.(apache/ratis#718)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
### Why are the changes needed?
Bump Ratis version from 2.5.1 to 3.0.1. Ratis has released v3.0.0, v3.0.1, which release note refers to [3.0.0](https://ratis.apache.org/post/3.0.0.html), [3.0.1](https://ratis.apache.org/post/3.0.1.html). The 3.0.x version include new features like pluggable metrics and lease read, etc, some improvements and bugfixes including:
- 3.0.0: Change list of ratis 3.0.0 In total, there are roughly 100 commits diffing from 2.5.1 including:
- Incompatible Changes
- RaftStorage Auto-Format
- RATIS-1677. Do not auto format RaftStorage in RECOVER. (apache/ratis#718)
- RATIS-1694. Fix the compatibility issue of RATIS-1677. (apache/ratis#731)
- RATIS-1871. Auto format RaftStorage when there is only one directory configured. (apache/ratis#903)
- Pluggable Ratis-Metrics (RATIS-1688)
- RATIS-1689. Remove the use of the thirdparty Gauge. (apache/ratis#728)
- RATIS-1692. Remove the use of the thirdparty Counter. (apache/ratis#732)
- RATIS-1693. Remove the use of the thirdparty Timer. (apache/ratis#734)
- RATIS-1703. Move MetricsReporting and JvmMetrics to impl. (apache/ratis#741)
- RATIS-1704. Fix SuppressWarnings(“VisibilityModifier”) in RatisMetrics. (apache/ratis#742)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
- RATIS-1712. Add a dropwizard 3 implementation of ratis-metrics-api. (apache/ratis#751)
- RATIS-1391. Update library dropwizard.metrics version to 4.x (apache/ratis#632)
- RATIS-1601. Use the shaded dropwizard metrics and remove the dependency (apache/ratis#671)
- Streaming Protocol Change
- RATIS-1569. Move the asyncRpcApi.sendForward(..) call to the client side. (apache/ratis#635)
- New Features
- Leader Lease (RATIS-1864)
- RATIS-1865. Add leader lease bound ratio configuration (apache/ratis#897)
- RATIS-1866. Maintain leader lease after AppendEntries (apache/ratis#898)
- RATIS-1894. Implement ReadOnly based on leader lease (apache/ratis#925)
- RATIS-1882. Support read-after-write consistency (apache/ratis#913)
- StateMachine API
- RATIS-1874. Add notifyLeaderReady function in IStateMachine (apache/ratis#906)
- RATIS-1897. Make TransactionContext available in DataApi.write(..). (apache/ratis#930)
- New Configuration Properties
- RATIS-1862. Add the parameter whether to take Snapshot when stopping to adapt to different services (apache/ratis#896)
- RATIS-1930. Add a conf for enable/disable majority-add. (apache/ratis#961)
- RATIS-1918. Introduces parameters that separately control the shutdown of RaftServerProxy by JVMPauseMonitor. (apache/ratis#950)
- RATIS-1636. Support re-config ratis properties (apache/ratis#800)
- RATIS-1860. Add ratis-shell cmd to generate a new raft-meta.conf. (apache/ratis#901)
- Improvements & Bug Fixes
- Netty
- RATIS-1898. Netty should use EpollEventLoopGroup by default (apache/ratis#931)
- RATIS-1899. Use EpollEventLoopGroup for Netty Proxies (apache/ratis#932)
- RATIS-1921. Shared worker group in WorkerGroupGetter should be closed. (apache/ratis#955)
- RATIS-1923. Netty: atomic operations require side-effect-free functions. (apache/ratis#956)
- RaftServer
- RATIS-1924. Increase the default of raft.server.log.segment.size.max. (apache/ratis#957)
- RATIS-1892. Unify the lifetime of the RaftServerProxy thread pool (apache/ratis#923)
- RATIS-1889. NoSuchMethodError: RaftServerMetricsImpl.addNumPendingRequestsGauge apache/ratis#922 (apache/ratis#922)
- RATIS-761. Handle writeStateMachineData failure in leader. (apache/ratis#927)
- RATIS-1902. The snapshot index is set incorrectly in InstallSnapshotReplyProto. (apache/ratis#933)
- RATIS-1912. Fix infinity election when perform membership change. (apache/ratis#954)
- RATIS-1858. Follower keeps logging first election timeout. (apache/ratis#894)
- 3.0.1:This is a bugfix release. See the [changes between 3.0.0 and 3.0.1](apache/ratis@ratis-3.0.0...ratis-3.0.1) releases.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Cluster manual test.
Closes#2480 from SteNicholas/CELEBORN-1400.
Authored-by: SteNicholas <programgeek@163.com>
Signed-off-by: Shuang <lvshuang.xjs@alibaba-inc.com>
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@szetszwo@guohao-rosicky
, 'i'); if (__m === '*' || __re.test(location.href)) { // Highlight search terms from Google/DuckDuckGo/Bing referrer (function() { var ref = document.referrer; var terms = []; if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) { var url = new URL(ref); var q = url.searchParams.get('q') || url.searchParams.get('p'); if (q) { terms = q.split(/\s+/).filter(function(t) { return t.length > 2; }); } } if (terms.length === 0) return; var style = document.createElement('style'); style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }'; document.head.appendChild(style); function highlight(node) { if (node.nodeType === 3) { // text node var text = node.textContent; var found = false; terms.forEach(function(term) { var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\]\\]/g, '\\') + ')', 'gi'); if (regex.test(text)) { found = true; var frag = document.createDocumentFragment(); var parts = text.split(regex); parts.forEach(function(part, i) { if (i % 2 === 0) { frag.appendChild(document.createTextNode(part)); } else { var span = document.createElement('span'); span.className = 'userscript-highlight'; span.textContent = part; frag.appendChild(span); } }); node.parentNode.replaceChild(frag, node); } }); } else if (node.nodeType === 1 && node.childNodes) { // element var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT']; if (!skipTags.includes(node.tagName)) { Array.from(node.childNodes).forEach(highlight); } } } highlight(document.body); // Re-highlight on dynamic content var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1 || node.nodeType === 3) highlight(node); }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' RATIS-1923. Netty: atomic operations require side-effect-free functions. by szetszwo · Pull Request #956 · apache/ratis · GitHub
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RATIS-1923. Netty: atomic operations require side-effect-free functions. - #956

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guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923
Nov 2, 2023
Merged

RATIS-1923. Netty: atomic operations require side-effect-free functions.#956
guohao-rosicky merged 2 commits into
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szetszwo:RATIS-1923

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Thanks @szetszwo work on this, LGTM

The update methods in AtomicReference run in a loop and may call the update function multiple time. The old values created by the update function may be discarded without cleaning up

Yes, this issue does occur when reconnecting multiple times quickly.

@guohao-rosicky
guohao-rosicky merged commit e2ea51b into apache:masterNov 2, 2023
@szetszwo

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@guohao-rosicky , thanks a lot for reviewing and merging this!

symious pushed a commit to symious/ratis that referenced this pull request Mar 29, 2024
…ns. (apache#956)
* RATIS-1923. Netty: atomic operations require side-effect-free functions.
@guohao-rosicky

guohao-rosicky commented Apr 18, 2024

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Hi @szetszwo .

I used this patch on my Ozone production environment.
Observed that s3 gateway and datanode would have an excessive number of open files.
It's caused by too many connections on port 9855, and I suspect that this patch causes the inability to close handles.

# lsof -p 407922 (datanode)
[root@ozone01 tmp]# grep 9855 407922-datanode.lsof | wc -l
152375
[root@ozone01 tmp]# wc -l 407922-datanode.lsof 156215 407922-datanode.lsof
# lsof -p 265960 (s3 gateway)
[root@ozone01 tmp]# grep 9855 265960-s3gateway.lsof | wc -l
159474
[root@ozone01 tmp]# wc -l 265960-s3gateway.lsof
164088 265960-s3gateway.lsof

The number of files opened without this patch is in the normal range.

image

@szetszwo

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@guohao-rosicky , thanks for testing this! Do you have RATIS-1948?

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Didn't include RATIS-1948, I'll add it and try it, thanks @szetszwo for the help.

RexXiong pushed a commit to apache/celeborn that referenced this pull request May 30, 2024
### What changes were proposed in this pull request?
Bump Ratis version from 2.5.1 to 3.0.1. Address incompatible changes:
- RATIS-589. Eliminate buffer copying in SegmentedRaftLogOutputStream.(apache/ratis#964)
- RATIS-1677. Do not auto format RaftStorage in RECOVER.(apache/ratis#718)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
### Why are the changes needed?
Bump Ratis version from 2.5.1 to 3.0.1. Ratis has released v3.0.0, v3.0.1, which release note refers to [3.0.0](https://ratis.apache.org/post/3.0.0.html), [3.0.1](https://ratis.apache.org/post/3.0.1.html). The 3.0.x version include new features like pluggable metrics and lease read, etc, some improvements and bugfixes including:
- 3.0.0: Change list of ratis 3.0.0 In total, there are roughly 100 commits diffing from 2.5.1 including:
- Incompatible Changes
- RaftStorage Auto-Format
- RATIS-1677. Do not auto format RaftStorage in RECOVER. (apache/ratis#718)
- RATIS-1694. Fix the compatibility issue of RATIS-1677. (apache/ratis#731)
- RATIS-1871. Auto format RaftStorage when there is only one directory configured. (apache/ratis#903)
- Pluggable Ratis-Metrics (RATIS-1688)
- RATIS-1689. Remove the use of the thirdparty Gauge. (apache/ratis#728)
- RATIS-1692. Remove the use of the thirdparty Counter. (apache/ratis#732)
- RATIS-1693. Remove the use of the thirdparty Timer. (apache/ratis#734)
- RATIS-1703. Move MetricsReporting and JvmMetrics to impl. (apache/ratis#741)
- RATIS-1704. Fix SuppressWarnings(“VisibilityModifier”) in RatisMetrics. (apache/ratis#742)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
- RATIS-1712. Add a dropwizard 3 implementation of ratis-metrics-api. (apache/ratis#751)
- RATIS-1391. Update library dropwizard.metrics version to 4.x (apache/ratis#632)
- RATIS-1601. Use the shaded dropwizard metrics and remove the dependency (apache/ratis#671)
- Streaming Protocol Change
- RATIS-1569. Move the asyncRpcApi.sendForward(..) call to the client side. (apache/ratis#635)
- New Features
- Leader Lease (RATIS-1864)
- RATIS-1865. Add leader lease bound ratio configuration (apache/ratis#897)
- RATIS-1866. Maintain leader lease after AppendEntries (apache/ratis#898)
- RATIS-1894. Implement ReadOnly based on leader lease (apache/ratis#925)
- RATIS-1882. Support read-after-write consistency (apache/ratis#913)
- StateMachine API
- RATIS-1874. Add notifyLeaderReady function in IStateMachine (apache/ratis#906)
- RATIS-1897. Make TransactionContext available in DataApi.write(..). (apache/ratis#930)
- New Configuration Properties
- RATIS-1862. Add the parameter whether to take Snapshot when stopping to adapt to different services (apache/ratis#896)
- RATIS-1930. Add a conf for enable/disable majority-add. (apache/ratis#961)
- RATIS-1918. Introduces parameters that separately control the shutdown of RaftServerProxy by JVMPauseMonitor. (apache/ratis#950)
- RATIS-1636. Support re-config ratis properties (apache/ratis#800)
- RATIS-1860. Add ratis-shell cmd to generate a new raft-meta.conf. (apache/ratis#901)
- Improvements & Bug Fixes
- Netty
- RATIS-1898. Netty should use EpollEventLoopGroup by default (apache/ratis#931)
- RATIS-1899. Use EpollEventLoopGroup for Netty Proxies (apache/ratis#932)
- RATIS-1921. Shared worker group in WorkerGroupGetter should be closed. (apache/ratis#955)
- RATIS-1923. Netty: atomic operations require side-effect-free functions. (apache/ratis#956)
- RaftServer
- RATIS-1924. Increase the default of raft.server.log.segment.size.max. (apache/ratis#957)
- RATIS-1892. Unify the lifetime of the RaftServerProxy thread pool (apache/ratis#923)
- RATIS-1889. NoSuchMethodError: RaftServerMetricsImpl.addNumPendingRequestsGauge apache/ratis#922 (apache/ratis#922)
- RATIS-761. Handle writeStateMachineData failure in leader. (apache/ratis#927)
- RATIS-1902. The snapshot index is set incorrectly in InstallSnapshotReplyProto. (apache/ratis#933)
- RATIS-1912. Fix infinity election when perform membership change. (apache/ratis#954)
- RATIS-1858. Follower keeps logging first election timeout. (apache/ratis#894)
- 3.0.1:This is a bugfix release. See the [changes between 3.0.0 and 3.0.1](apache/ratis@ratis-3.0.0...ratis-3.0.1) releases.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Cluster manual test.
Closes#2480 from SteNicholas/CELEBORN-1400.
Authored-by: SteNicholas <programgeek@163.com>
Signed-off-by: Shuang <lvshuang.xjs@alibaba-inc.com>
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@szetszwo@guohao-rosicky
, 'i'); if (__m === '*' || __re.test(location.href)) { // Strip utm_, fbclid, gclid, etc. from all links on page (function() { var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content', 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid', 'ref', 'ref_src', 'source', 'medium', 'campaign']; function cleanUrl(url) { try { var u = new URL(url, window.location.origin); var changed = false; trackingParams.forEach(function(p) { if (u.searchParams.has(p)) { u.searchParams.delete(p); changed = true; } }); return changed ? u.toString() : url; } catch (e) { return url; } } function cleanLinks() { document.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } cleanLinks(); var observer = new MutationObserver(function(mutations) { mutations.forEach(function(m) { m.addedNodes.forEach(function(node) { if (node.nodeType === 1) { if (node.tagName === 'A') cleanLinks(); node.querySelectorAll('a[href]').forEach(function(a) { var clean = cleanUrl(a.href); if (clean !== a.href) a.href = clean; }); } }); }); }); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); } })(); (function(){ try { var __m = "youtube.com"; var __re = new RegExp('^' + "youtube\\.com" + ' RATIS-1923. Netty: atomic operations require side-effect-free functions. by szetszwo · Pull Request #956 · apache/ratis · GitHub
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RATIS-1923. Netty: atomic operations require side-effect-free functions. - #956

Merged
guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923
Nov 2, 2023
Merged

RATIS-1923. Netty: atomic operations require side-effect-free functions.#956
guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923

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@szetszwo

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@guohao-rosicky

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Thanks @szetszwo work on this, LGTM

The update methods in AtomicReference run in a loop and may call the update function multiple time. The old values created by the update function may be discarded without cleaning up

Yes, this issue does occur when reconnecting multiple times quickly.

@guohao-rosicky
guohao-rosicky merged commit e2ea51b into apache:masterNov 2, 2023
@szetszwo

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@guohao-rosicky , thanks a lot for reviewing and merging this!

symious pushed a commit to symious/ratis that referenced this pull request Mar 29, 2024
…ns. (apache#956)
* RATIS-1923. Netty: atomic operations require side-effect-free functions.
@guohao-rosicky

guohao-rosicky commented Apr 18, 2024

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Hi @szetszwo .

I used this patch on my Ozone production environment.
Observed that s3 gateway and datanode would have an excessive number of open files.
It's caused by too many connections on port 9855, and I suspect that this patch causes the inability to close handles.

# lsof -p 407922 (datanode)
[root@ozone01 tmp]# grep 9855 407922-datanode.lsof | wc -l
152375
[root@ozone01 tmp]# wc -l 407922-datanode.lsof 156215 407922-datanode.lsof
# lsof -p 265960 (s3 gateway)
[root@ozone01 tmp]# grep 9855 265960-s3gateway.lsof | wc -l
159474
[root@ozone01 tmp]# wc -l 265960-s3gateway.lsof
164088 265960-s3gateway.lsof

The number of files opened without this patch is in the normal range.

image

@szetszwo

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ContributorAuthor

@guohao-rosicky , thanks for testing this! Do you have RATIS-1948?

@guohao-rosicky

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Didn't include RATIS-1948, I'll add it and try it, thanks @szetszwo for the help.

RexXiong pushed a commit to apache/celeborn that referenced this pull request May 30, 2024
### What changes were proposed in this pull request?
Bump Ratis version from 2.5.1 to 3.0.1. Address incompatible changes:
- RATIS-589. Eliminate buffer copying in SegmentedRaftLogOutputStream.(apache/ratis#964)
- RATIS-1677. Do not auto format RaftStorage in RECOVER.(apache/ratis#718)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
### Why are the changes needed?
Bump Ratis version from 2.5.1 to 3.0.1. Ratis has released v3.0.0, v3.0.1, which release note refers to [3.0.0](https://ratis.apache.org/post/3.0.0.html), [3.0.1](https://ratis.apache.org/post/3.0.1.html). The 3.0.x version include new features like pluggable metrics and lease read, etc, some improvements and bugfixes including:
- 3.0.0: Change list of ratis 3.0.0 In total, there are roughly 100 commits diffing from 2.5.1 including:
- Incompatible Changes
- RaftStorage Auto-Format
- RATIS-1677. Do not auto format RaftStorage in RECOVER. (apache/ratis#718)
- RATIS-1694. Fix the compatibility issue of RATIS-1677. (apache/ratis#731)
- RATIS-1871. Auto format RaftStorage when there is only one directory configured. (apache/ratis#903)
- Pluggable Ratis-Metrics (RATIS-1688)
- RATIS-1689. Remove the use of the thirdparty Gauge. (apache/ratis#728)
- RATIS-1692. Remove the use of the thirdparty Counter. (apache/ratis#732)
- RATIS-1693. Remove the use of the thirdparty Timer. (apache/ratis#734)
- RATIS-1703. Move MetricsReporting and JvmMetrics to impl. (apache/ratis#741)
- RATIS-1704. Fix SuppressWarnings(“VisibilityModifier”) in RatisMetrics. (apache/ratis#742)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
- RATIS-1712. Add a dropwizard 3 implementation of ratis-metrics-api. (apache/ratis#751)
- RATIS-1391. Update library dropwizard.metrics version to 4.x (apache/ratis#632)
- RATIS-1601. Use the shaded dropwizard metrics and remove the dependency (apache/ratis#671)
- Streaming Protocol Change
- RATIS-1569. Move the asyncRpcApi.sendForward(..) call to the client side. (apache/ratis#635)
- New Features
- Leader Lease (RATIS-1864)
- RATIS-1865. Add leader lease bound ratio configuration (apache/ratis#897)
- RATIS-1866. Maintain leader lease after AppendEntries (apache/ratis#898)
- RATIS-1894. Implement ReadOnly based on leader lease (apache/ratis#925)
- RATIS-1882. Support read-after-write consistency (apache/ratis#913)
- StateMachine API
- RATIS-1874. Add notifyLeaderReady function in IStateMachine (apache/ratis#906)
- RATIS-1897. Make TransactionContext available in DataApi.write(..). (apache/ratis#930)
- New Configuration Properties
- RATIS-1862. Add the parameter whether to take Snapshot when stopping to adapt to different services (apache/ratis#896)
- RATIS-1930. Add a conf for enable/disable majority-add. (apache/ratis#961)
- RATIS-1918. Introduces parameters that separately control the shutdown of RaftServerProxy by JVMPauseMonitor. (apache/ratis#950)
- RATIS-1636. Support re-config ratis properties (apache/ratis#800)
- RATIS-1860. Add ratis-shell cmd to generate a new raft-meta.conf. (apache/ratis#901)
- Improvements & Bug Fixes
- Netty
- RATIS-1898. Netty should use EpollEventLoopGroup by default (apache/ratis#931)
- RATIS-1899. Use EpollEventLoopGroup for Netty Proxies (apache/ratis#932)
- RATIS-1921. Shared worker group in WorkerGroupGetter should be closed. (apache/ratis#955)
- RATIS-1923. Netty: atomic operations require side-effect-free functions. (apache/ratis#956)
- RaftServer
- RATIS-1924. Increase the default of raft.server.log.segment.size.max. (apache/ratis#957)
- RATIS-1892. Unify the lifetime of the RaftServerProxy thread pool (apache/ratis#923)
- RATIS-1889. NoSuchMethodError: RaftServerMetricsImpl.addNumPendingRequestsGauge apache/ratis#922 (apache/ratis#922)
- RATIS-761. Handle writeStateMachineData failure in leader. (apache/ratis#927)
- RATIS-1902. The snapshot index is set incorrectly in InstallSnapshotReplyProto. (apache/ratis#933)
- RATIS-1912. Fix infinity election when perform membership change. (apache/ratis#954)
- RATIS-1858. Follower keeps logging first election timeout. (apache/ratis#894)
- 3.0.1:This is a bugfix release. See the [changes between 3.0.0 and 3.0.1](apache/ratis@ratis-3.0.0...ratis-3.0.1) releases.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Cluster manual test.
Closes#2480 from SteNicholas/CELEBORN-1400.
Authored-by: SteNicholas <programgeek@163.com>
Signed-off-by: Shuang <lvshuang.xjs@alibaba-inc.com>
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@szetszwo@guohao-rosicky
, 'i'); if (__m === '*' || __re.test(location.href)) { // Auto-enable theater mode on YouTube (function() { function tryTheater() { var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]'); if (btn && !btn.classList.contains('activated')) { btn.click(); } } // Try immediately tryTheater(); // Try after navigation (SPA) var lastUrl = location.href; setInterval(function() { if (location.href !== lastUrl) { lastUrl = location.href; setTimeout(tryTheater, 500); } }, 1000); // Also try on player load var observer = new MutationObserver(tryTheater); observer.observe(document.body, { childList: true, subtree: true }); })(); } } catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' RATIS-1923. Netty: atomic operations require side-effect-free functions. by szetszwo · Pull Request #956 · apache/ratis · GitHub
Skip to content

RATIS-1923. Netty: atomic operations require side-effect-free functions. - #956

Merged
guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923
Nov 2, 2023
Merged

RATIS-1923. Netty: atomic operations require side-effect-free functions.#956
guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923

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@szetszwo

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@guohao-rosicky

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Thanks @szetszwo work on this, LGTM

The update methods in AtomicReference run in a loop and may call the update function multiple time. The old values created by the update function may be discarded without cleaning up

Yes, this issue does occur when reconnecting multiple times quickly.

@guohao-rosicky
guohao-rosicky merged commit e2ea51b into apache:masterNov 2, 2023
@szetszwo

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@guohao-rosicky , thanks a lot for reviewing and merging this!

symious pushed a commit to symious/ratis that referenced this pull request Mar 29, 2024
…ns. (apache#956)
* RATIS-1923. Netty: atomic operations require side-effect-free functions.
@guohao-rosicky

guohao-rosicky commented Apr 18, 2024

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Hi @szetszwo .

I used this patch on my Ozone production environment.
Observed that s3 gateway and datanode would have an excessive number of open files.
It's caused by too many connections on port 9855, and I suspect that this patch causes the inability to close handles.

# lsof -p 407922 (datanode)
[root@ozone01 tmp]# grep 9855 407922-datanode.lsof | wc -l
152375
[root@ozone01 tmp]# wc -l 407922-datanode.lsof 156215 407922-datanode.lsof
# lsof -p 265960 (s3 gateway)
[root@ozone01 tmp]# grep 9855 265960-s3gateway.lsof | wc -l
159474
[root@ozone01 tmp]# wc -l 265960-s3gateway.lsof
164088 265960-s3gateway.lsof

The number of files opened without this patch is in the normal range.

image

@szetszwo

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ContributorAuthor

@guohao-rosicky , thanks for testing this! Do you have RATIS-1948?

@guohao-rosicky

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Didn't include RATIS-1948, I'll add it and try it, thanks @szetszwo for the help.

RexXiong pushed a commit to apache/celeborn that referenced this pull request May 30, 2024
### What changes were proposed in this pull request?
Bump Ratis version from 2.5.1 to 3.0.1. Address incompatible changes:
- RATIS-589. Eliminate buffer copying in SegmentedRaftLogOutputStream.(apache/ratis#964)
- RATIS-1677. Do not auto format RaftStorage in RECOVER.(apache/ratis#718)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
### Why are the changes needed?
Bump Ratis version from 2.5.1 to 3.0.1. Ratis has released v3.0.0, v3.0.1, which release note refers to [3.0.0](https://ratis.apache.org/post/3.0.0.html), [3.0.1](https://ratis.apache.org/post/3.0.1.html). The 3.0.x version include new features like pluggable metrics and lease read, etc, some improvements and bugfixes including:
- 3.0.0: Change list of ratis 3.0.0 In total, there are roughly 100 commits diffing from 2.5.1 including:
- Incompatible Changes
- RaftStorage Auto-Format
- RATIS-1677. Do not auto format RaftStorage in RECOVER. (apache/ratis#718)
- RATIS-1694. Fix the compatibility issue of RATIS-1677. (apache/ratis#731)
- RATIS-1871. Auto format RaftStorage when there is only one directory configured. (apache/ratis#903)
- Pluggable Ratis-Metrics (RATIS-1688)
- RATIS-1689. Remove the use of the thirdparty Gauge. (apache/ratis#728)
- RATIS-1692. Remove the use of the thirdparty Counter. (apache/ratis#732)
- RATIS-1693. Remove the use of the thirdparty Timer. (apache/ratis#734)
- RATIS-1703. Move MetricsReporting and JvmMetrics to impl. (apache/ratis#741)
- RATIS-1704. Fix SuppressWarnings(“VisibilityModifier”) in RatisMetrics. (apache/ratis#742)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
- RATIS-1712. Add a dropwizard 3 implementation of ratis-metrics-api. (apache/ratis#751)
- RATIS-1391. Update library dropwizard.metrics version to 4.x (apache/ratis#632)
- RATIS-1601. Use the shaded dropwizard metrics and remove the dependency (apache/ratis#671)
- Streaming Protocol Change
- RATIS-1569. Move the asyncRpcApi.sendForward(..) call to the client side. (apache/ratis#635)
- New Features
- Leader Lease (RATIS-1864)
- RATIS-1865. Add leader lease bound ratio configuration (apache/ratis#897)
- RATIS-1866. Maintain leader lease after AppendEntries (apache/ratis#898)
- RATIS-1894. Implement ReadOnly based on leader lease (apache/ratis#925)
- RATIS-1882. Support read-after-write consistency (apache/ratis#913)
- StateMachine API
- RATIS-1874. Add notifyLeaderReady function in IStateMachine (apache/ratis#906)
- RATIS-1897. Make TransactionContext available in DataApi.write(..). (apache/ratis#930)
- New Configuration Properties
- RATIS-1862. Add the parameter whether to take Snapshot when stopping to adapt to different services (apache/ratis#896)
- RATIS-1930. Add a conf for enable/disable majority-add. (apache/ratis#961)
- RATIS-1918. Introduces parameters that separately control the shutdown of RaftServerProxy by JVMPauseMonitor. (apache/ratis#950)
- RATIS-1636. Support re-config ratis properties (apache/ratis#800)
- RATIS-1860. Add ratis-shell cmd to generate a new raft-meta.conf. (apache/ratis#901)
- Improvements & Bug Fixes
- Netty
- RATIS-1898. Netty should use EpollEventLoopGroup by default (apache/ratis#931)
- RATIS-1899. Use EpollEventLoopGroup for Netty Proxies (apache/ratis#932)
- RATIS-1921. Shared worker group in WorkerGroupGetter should be closed. (apache/ratis#955)
- RATIS-1923. Netty: atomic operations require side-effect-free functions. (apache/ratis#956)
- RaftServer
- RATIS-1924. Increase the default of raft.server.log.segment.size.max. (apache/ratis#957)
- RATIS-1892. Unify the lifetime of the RaftServerProxy thread pool (apache/ratis#923)
- RATIS-1889. NoSuchMethodError: RaftServerMetricsImpl.addNumPendingRequestsGauge apache/ratis#922 (apache/ratis#922)
- RATIS-761. Handle writeStateMachineData failure in leader. (apache/ratis#927)
- RATIS-1902. The snapshot index is set incorrectly in InstallSnapshotReplyProto. (apache/ratis#933)
- RATIS-1912. Fix infinity election when perform membership change. (apache/ratis#954)
- RATIS-1858. Follower keeps logging first election timeout. (apache/ratis#894)
- 3.0.1:This is a bugfix release. See the [changes between 3.0.0 and 3.0.1](apache/ratis@ratis-3.0.0...ratis-3.0.1) releases.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Cluster manual test.
Closes#2480 from SteNicholas/CELEBORN-1400.
Authored-by: SteNicholas <programgeek@163.com>
Signed-off-by: Shuang <lvshuang.xjs@alibaba-inc.com>
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, 'i'); if (__m === '*' || __re.test(location.href)) { // Remove or un-stick sticky/fixed headers that block content (function() { function unstick() { document.querySelectorAll('header, nav, [role="banner"], .header, .navbar, .sticky, .fixed-top, [style*="position: fixed"], [style*="position:sticky"]').forEach(function(el) { if (el.style.position === 'fixed' || el.style.position === 'sticky' || getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') { el.style.position = 'static'; el.style.top = 'auto'; el.style.zIndex = 'auto'; } }); } unstick(); var observer = new MutationObserver(unstick); observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] }); })(); } } catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); } })(); (function(){ try { var __m = "*"; var __re = new RegExp('^' + ".*" + ' RATIS-1923. Netty: atomic operations require side-effect-free functions. by szetszwo · Pull Request #956 · apache/ratis · GitHub
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RATIS-1923. Netty: atomic operations require side-effect-free functions. - #956

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guohao-rosicky merged 2 commits into
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szetszwo:RATIS-1923
Nov 2, 2023
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RATIS-1923. Netty: atomic operations require side-effect-free functions.#956
guohao-rosicky merged 2 commits into
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Thanks @szetszwo work on this, LGTM

The update methods in AtomicReference run in a loop and may call the update function multiple time. The old values created by the update function may be discarded without cleaning up

Yes, this issue does occur when reconnecting multiple times quickly.

@guohao-rosicky
guohao-rosicky merged commit e2ea51b into apache:masterNov 2, 2023
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@guohao-rosicky , thanks a lot for reviewing and merging this!

symious pushed a commit to symious/ratis that referenced this pull request Mar 29, 2024
…ns. (apache#956)
* RATIS-1923. Netty: atomic operations require side-effect-free functions.
@guohao-rosicky

guohao-rosicky commented Apr 18, 2024

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Hi @szetszwo .

I used this patch on my Ozone production environment.
Observed that s3 gateway and datanode would have an excessive number of open files.
It's caused by too many connections on port 9855, and I suspect that this patch causes the inability to close handles.

# lsof -p 407922 (datanode)
[root@ozone01 tmp]# grep 9855 407922-datanode.lsof | wc -l
152375
[root@ozone01 tmp]# wc -l 407922-datanode.lsof 156215 407922-datanode.lsof
# lsof -p 265960 (s3 gateway)
[root@ozone01 tmp]# grep 9855 265960-s3gateway.lsof | wc -l
159474
[root@ozone01 tmp]# wc -l 265960-s3gateway.lsof
164088 265960-s3gateway.lsof

The number of files opened without this patch is in the normal range.

image

@szetszwo

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@guohao-rosicky , thanks for testing this! Do you have RATIS-1948?

@guohao-rosicky

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Didn't include RATIS-1948, I'll add it and try it, thanks @szetszwo for the help.

RexXiong pushed a commit to apache/celeborn that referenced this pull request May 30, 2024
### What changes were proposed in this pull request?
Bump Ratis version from 2.5.1 to 3.0.1. Address incompatible changes:
- RATIS-589. Eliminate buffer copying in SegmentedRaftLogOutputStream.(apache/ratis#964)
- RATIS-1677. Do not auto format RaftStorage in RECOVER.(apache/ratis#718)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
### Why are the changes needed?
Bump Ratis version from 2.5.1 to 3.0.1. Ratis has released v3.0.0, v3.0.1, which release note refers to [3.0.0](https://ratis.apache.org/post/3.0.0.html), [3.0.1](https://ratis.apache.org/post/3.0.1.html). The 3.0.x version include new features like pluggable metrics and lease read, etc, some improvements and bugfixes including:
- 3.0.0: Change list of ratis 3.0.0 In total, there are roughly 100 commits diffing from 2.5.1 including:
- Incompatible Changes
- RaftStorage Auto-Format
- RATIS-1677. Do not auto format RaftStorage in RECOVER. (apache/ratis#718)
- RATIS-1694. Fix the compatibility issue of RATIS-1677. (apache/ratis#731)
- RATIS-1871. Auto format RaftStorage when there is only one directory configured. (apache/ratis#903)
- Pluggable Ratis-Metrics (RATIS-1688)
- RATIS-1689. Remove the use of the thirdparty Gauge. (apache/ratis#728)
- RATIS-1692. Remove the use of the thirdparty Counter. (apache/ratis#732)
- RATIS-1693. Remove the use of the thirdparty Timer. (apache/ratis#734)
- RATIS-1703. Move MetricsReporting and JvmMetrics to impl. (apache/ratis#741)
- RATIS-1704. Fix SuppressWarnings(“VisibilityModifier”) in RatisMetrics. (apache/ratis#742)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
- RATIS-1712. Add a dropwizard 3 implementation of ratis-metrics-api. (apache/ratis#751)
- RATIS-1391. Update library dropwizard.metrics version to 4.x (apache/ratis#632)
- RATIS-1601. Use the shaded dropwizard metrics and remove the dependency (apache/ratis#671)
- Streaming Protocol Change
- RATIS-1569. Move the asyncRpcApi.sendForward(..) call to the client side. (apache/ratis#635)
- New Features
- Leader Lease (RATIS-1864)
- RATIS-1865. Add leader lease bound ratio configuration (apache/ratis#897)
- RATIS-1866. Maintain leader lease after AppendEntries (apache/ratis#898)
- RATIS-1894. Implement ReadOnly based on leader lease (apache/ratis#925)
- RATIS-1882. Support read-after-write consistency (apache/ratis#913)
- StateMachine API
- RATIS-1874. Add notifyLeaderReady function in IStateMachine (apache/ratis#906)
- RATIS-1897. Make TransactionContext available in DataApi.write(..). (apache/ratis#930)
- New Configuration Properties
- RATIS-1862. Add the parameter whether to take Snapshot when stopping to adapt to different services (apache/ratis#896)
- RATIS-1930. Add a conf for enable/disable majority-add. (apache/ratis#961)
- RATIS-1918. Introduces parameters that separately control the shutdown of RaftServerProxy by JVMPauseMonitor. (apache/ratis#950)
- RATIS-1636. Support re-config ratis properties (apache/ratis#800)
- RATIS-1860. Add ratis-shell cmd to generate a new raft-meta.conf. (apache/ratis#901)
- Improvements & Bug Fixes
- Netty
- RATIS-1898. Netty should use EpollEventLoopGroup by default (apache/ratis#931)
- RATIS-1899. Use EpollEventLoopGroup for Netty Proxies (apache/ratis#932)
- RATIS-1921. Shared worker group in WorkerGroupGetter should be closed. (apache/ratis#955)
- RATIS-1923. Netty: atomic operations require side-effect-free functions. (apache/ratis#956)
- RaftServer
- RATIS-1924. Increase the default of raft.server.log.segment.size.max. (apache/ratis#957)
- RATIS-1892. Unify the lifetime of the RaftServerProxy thread pool (apache/ratis#923)
- RATIS-1889. NoSuchMethodError: RaftServerMetricsImpl.addNumPendingRequestsGauge apache/ratis#922 (apache/ratis#922)
- RATIS-761. Handle writeStateMachineData failure in leader. (apache/ratis#927)
- RATIS-1902. The snapshot index is set incorrectly in InstallSnapshotReplyProto. (apache/ratis#933)
- RATIS-1912. Fix infinity election when perform membership change. (apache/ratis#954)
- RATIS-1858. Follower keeps logging first election timeout. (apache/ratis#894)
- 3.0.1:This is a bugfix release. See the [changes between 3.0.0 and 3.0.1](apache/ratis@ratis-3.0.0...ratis-3.0.1) releases.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Cluster manual test.
Closes#2480 from SteNicholas/CELEBORN-1400.
Authored-by: SteNicholas <programgeek@163.com>
Signed-off-by: Shuang <lvshuang.xjs@alibaba-inc.com>
Sign up for freeto join this conversation on GitHub. Already have an account? Sign in to comment

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2 participants

@szetszwo@guohao-rosicky
, 'i'); if (__m === '*' || __re.test(location.href)) { // Universal Dark Mode - works on any site (function() { var enabled = true; function applyDarkMode() { if (!enabled) return; // Create style element if it doesn't exist var style = document.getElementById('universal-dark-mode-style'); if (!style) { style = document.createElement('style'); style.id = 'universal-dark-mode-style'; document.head.appendChild(style); } // Dark mode CSS - inverts colors but preserves images/video style.textContent = ' /* Invert everything except media */ html { filter: invert(1) hue-rotate(180deg) !important; background: #1a1a2e !important; } /* Restore images, videos, iframes, canvas */ img, video, iframe, canvas, svg, picture, [style*="background-image"] { filter: invert(1) hue-rotate(180deg) !important; } /* Preserve specific elements that should not be inverted */ .no-dark-mode, .no-dark-mode *, [data-theme="light"], [data-theme="light"], .ace_editor, .ace_editor *, .CodeMirror, .CodeMirror *, .monaco-editor, .monaco-editor *, .markdown-body pre, .markdown-body pre *, .highlight, .highlight *, pre code, pre code * { filter: none !important; } /* Fix common UI elements */ .modal, .popup, .dropdown-menu, .tooltip, .popover { filter: invert(1) hue-rotate(180deg) !important; background: #2d2d44 !important; border-color: #444 !important; } /* Scrollbars */ ::-webkit-scrollbar { background: #1a1a2e !important; } ::-webkit-scrollbar-thumb { background: #444 !important; } ::-webkit-scrollbar-thumb:hover { background: #555 !important; } /* Selection */ ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; } ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; } '; } function removeDarkMode() { var style = document.getElementById('universal-dark-mode-style'); if (style) style.remove(); } // Toggle with Alt+Shift+D document.addEventListener('keydown', function(e) { if (e.altKey && e.shiftKey && e.key === 'D') { e.preventDefault(); enabled = !enabled; if (enabled) { applyDarkMode(); console.log('[Universal Dark Mode] Enabled'); } else { removeDarkMode(); console.log('[Universal Dark Mode] Disabled'); } } }); // Apply on load applyDarkMode(); // Re-apply on dynamic content var observer = new MutationObserver(function(mutations) { if (enabled && !document.getElementById('universal-dark-mode-style')) { applyDarkMode(); } }); observer.observe(document.head, { childList: true }); console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle'); })(); } } catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); } })(); })(); RATIS-1923. Netty: atomic operations require side-effect-free functions. by szetszwo · Pull Request #956 · apache/ratis · GitHub
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RATIS-1923. Netty: atomic operations require side-effect-free functions. - #956

Merged
guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923
Nov 2, 2023
Merged

RATIS-1923. Netty: atomic operations require side-effect-free functions.#956
guohao-rosicky merged 2 commits into
apache:masterfrom
szetszwo:RATIS-1923

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@szetszwo

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@guohao-rosicky

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Thanks @szetszwo work on this, LGTM

The update methods in AtomicReference run in a loop and may call the update function multiple time. The old values created by the update function may be discarded without cleaning up

Yes, this issue does occur when reconnecting multiple times quickly.

@guohao-rosicky
guohao-rosicky merged commit e2ea51b into apache:masterNov 2, 2023
@szetszwo

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@guohao-rosicky , thanks a lot for reviewing and merging this!

symious pushed a commit to symious/ratis that referenced this pull request Mar 29, 2024
…ns. (apache#956)
* RATIS-1923. Netty: atomic operations require side-effect-free functions.
@guohao-rosicky

guohao-rosicky commented Apr 18, 2024

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Hi @szetszwo .

I used this patch on my Ozone production environment.
Observed that s3 gateway and datanode would have an excessive number of open files.
It's caused by too many connections on port 9855, and I suspect that this patch causes the inability to close handles.

# lsof -p 407922 (datanode)
[root@ozone01 tmp]# grep 9855 407922-datanode.lsof | wc -l
152375
[root@ozone01 tmp]# wc -l 407922-datanode.lsof 156215 407922-datanode.lsof
# lsof -p 265960 (s3 gateway)
[root@ozone01 tmp]# grep 9855 265960-s3gateway.lsof | wc -l
159474
[root@ozone01 tmp]# wc -l 265960-s3gateway.lsof
164088 265960-s3gateway.lsof

The number of files opened without this patch is in the normal range.

image

@szetszwo

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@guohao-rosicky , thanks for testing this! Do you have RATIS-1948?

@guohao-rosicky

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Didn't include RATIS-1948, I'll add it and try it, thanks @szetszwo for the help.

RexXiong pushed a commit to apache/celeborn that referenced this pull request May 30, 2024
### What changes were proposed in this pull request?
Bump Ratis version from 2.5.1 to 3.0.1. Address incompatible changes:
- RATIS-589. Eliminate buffer copying in SegmentedRaftLogOutputStream.(apache/ratis#964)
- RATIS-1677. Do not auto format RaftStorage in RECOVER.(apache/ratis#718)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
### Why are the changes needed?
Bump Ratis version from 2.5.1 to 3.0.1. Ratis has released v3.0.0, v3.0.1, which release note refers to [3.0.0](https://ratis.apache.org/post/3.0.0.html), [3.0.1](https://ratis.apache.org/post/3.0.1.html). The 3.0.x version include new features like pluggable metrics and lease read, etc, some improvements and bugfixes including:
- 3.0.0: Change list of ratis 3.0.0 In total, there are roughly 100 commits diffing from 2.5.1 including:
- Incompatible Changes
- RaftStorage Auto-Format
- RATIS-1677. Do not auto format RaftStorage in RECOVER. (apache/ratis#718)
- RATIS-1694. Fix the compatibility issue of RATIS-1677. (apache/ratis#731)
- RATIS-1871. Auto format RaftStorage when there is only one directory configured. (apache/ratis#903)
- Pluggable Ratis-Metrics (RATIS-1688)
- RATIS-1689. Remove the use of the thirdparty Gauge. (apache/ratis#728)
- RATIS-1692. Remove the use of the thirdparty Counter. (apache/ratis#732)
- RATIS-1693. Remove the use of the thirdparty Timer. (apache/ratis#734)
- RATIS-1703. Move MetricsReporting and JvmMetrics to impl. (apache/ratis#741)
- RATIS-1704. Fix SuppressWarnings(“VisibilityModifier”) in RatisMetrics. (apache/ratis#742)
- RATIS-1710. Refactor metrics api and implementation to separated modules. (apache/ratis#749)
- RATIS-1712. Add a dropwizard 3 implementation of ratis-metrics-api. (apache/ratis#751)
- RATIS-1391. Update library dropwizard.metrics version to 4.x (apache/ratis#632)
- RATIS-1601. Use the shaded dropwizard metrics and remove the dependency (apache/ratis#671)
- Streaming Protocol Change
- RATIS-1569. Move the asyncRpcApi.sendForward(..) call to the client side. (apache/ratis#635)
- New Features
- Leader Lease (RATIS-1864)
- RATIS-1865. Add leader lease bound ratio configuration (apache/ratis#897)
- RATIS-1866. Maintain leader lease after AppendEntries (apache/ratis#898)
- RATIS-1894. Implement ReadOnly based on leader lease (apache/ratis#925)
- RATIS-1882. Support read-after-write consistency (apache/ratis#913)
- StateMachine API
- RATIS-1874. Add notifyLeaderReady function in IStateMachine (apache/ratis#906)
- RATIS-1897. Make TransactionContext available in DataApi.write(..). (apache/ratis#930)
- New Configuration Properties
- RATIS-1862. Add the parameter whether to take Snapshot when stopping to adapt to different services (apache/ratis#896)
- RATIS-1930. Add a conf for enable/disable majority-add. (apache/ratis#961)
- RATIS-1918. Introduces parameters that separately control the shutdown of RaftServerProxy by JVMPauseMonitor. (apache/ratis#950)
- RATIS-1636. Support re-config ratis properties (apache/ratis#800)
- RATIS-1860. Add ratis-shell cmd to generate a new raft-meta.conf. (apache/ratis#901)
- Improvements & Bug Fixes
- Netty
- RATIS-1898. Netty should use EpollEventLoopGroup by default (apache/ratis#931)
- RATIS-1899. Use EpollEventLoopGroup for Netty Proxies (apache/ratis#932)
- RATIS-1921. Shared worker group in WorkerGroupGetter should be closed. (apache/ratis#955)
- RATIS-1923. Netty: atomic operations require side-effect-free functions. (apache/ratis#956)
- RaftServer
- RATIS-1924. Increase the default of raft.server.log.segment.size.max. (apache/ratis#957)
- RATIS-1892. Unify the lifetime of the RaftServerProxy thread pool (apache/ratis#923)
- RATIS-1889. NoSuchMethodError: RaftServerMetricsImpl.addNumPendingRequestsGauge apache/ratis#922 (apache/ratis#922)
- RATIS-761. Handle writeStateMachineData failure in leader. (apache/ratis#927)
- RATIS-1902. The snapshot index is set incorrectly in InstallSnapshotReplyProto. (apache/ratis#933)
- RATIS-1912. Fix infinity election when perform membership change. (apache/ratis#954)
- RATIS-1858. Follower keeps logging first election timeout. (apache/ratis#894)
- 3.0.1:This is a bugfix release. See the [changes between 3.0.0 and 3.0.1](apache/ratis@ratis-3.0.0...ratis-3.0.1) releases.
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
Cluster manual test.
Closes#2480 from SteNicholas/CELEBORN-1400.
Authored-by: SteNicholas <programgeek@163.com>
Signed-off-by: Shuang <lvshuang.xjs@alibaba-inc.com>
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