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TEZ-4299: Default java opts cause jdk11 to fail#116

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Merged
abstractdog merged 1 commit into from
Apr 5, 2021
Merged

TEZ-4299: Default java opts cause jdk11 to fail #116

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6 changes: 6 additions & 0 deletions tez-api/src/main/java/org/apache/tez/common/TezCommonUtils.java
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Original file line numberDiff line numberDiff line change
Expand Up@@ -566,4 +566,10 @@ public static long getDAGSessionTimeout(Configuration conf) {
return 1000l * timeoutSecs;
}

public static int getJavaVersion() {
String javaVersionString = System.getProperty("java.version");
return javaVersionString.split("\\.")[0].equals("1")
? Integer.parseInt(javaVersionString.split("\\.")[1]) // "1.8" -> 8
: Integer.parseInt(javaVersionString.split("\\.")[0]); // "9.x" -> 9, "11.x" -> 11
}
}
21 changes: 19 additions & 2 deletions tez-api/src/main/java/org/apache/tez/dag/api/TezConfiguration.java
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Expand Up@@ -33,6 +33,7 @@
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.util.Shell;
import org.apache.hadoop.yarn.api.records.LocalResource;
import org.apache.tez.common.TezCommonUtils;
import org.apache.tez.common.annotation.ConfigurationClass;
import org.apache.tez.common.annotation.ConfigurationProperty;
import org.apache.tez.dag.api.EdgeProperty.ConcurrentEdgeTriggerType;
Expand DownExpand Up@@ -343,8 +344,11 @@ public TezConfiguration(boolean loadDefaults) {
@ConfigurationScope(Scope.AM)
@ConfigurationProperty
public static final String TEZ_AM_LAUNCH_CMD_OPTS = TEZ_AM_PREFIX + "launch.cmd-opts";
public static final String TEZ_AM_LAUNCH_CMD_OPTS_DEFAULT =
public static final String TEZ_AM_LAUNCH_CMD_OPTS_JDK8_DEFAULT =
"-XX:+PrintGCDetails -verbose:gc -XX:+PrintGCTimeStamps -XX:+UseNUMA -XX:+UseParallelGC";
public static final String TEZ_AM_LAUNCH_CMD_OPTS_JDK9_DEFAULT =

@jteaglesjteaglesApr 2, 2021

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Could we create TEZ_AM_LAUNCH_CMD_OPTS_JDK8_DEFAULT with the origin value of TEZ_AM_LAUNCH_CMD_OPTS_DEFAULT.
Then we could statically assign TEZ_AM_LAUNCH_CMD_OPTS_DEFAULT to correct value of JDK8 or JDK9+. This would remove the runtime detection.

@abstractdogabstractdogApr 3, 2021

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okay, I'm doing it in the next commit

"-verbose:gc -Xlog:gc*,safepoint::time,uptime -XX:+UseNUMA -XX:+UseParallelGC";
public static final String TEZ_AM_LAUNCH_CMD_OPTS_DEFAULT;

/**
* String value. Command line options which will be prepended to {@link
Expand All@@ -368,8 +372,21 @@ public TezConfiguration(boolean loadDefaults) {
@ConfigurationProperty
public static final String TEZ_TASK_LAUNCH_CMD_OPTS = TEZ_TASK_PREFIX
+ "launch.cmd-opts";
public static final String TEZ_TASK_LAUNCH_CMD_OPTS_DEFAULT =
public static final String TEZ_TASK_LAUNCH_CMD_OPTS_JDK8_DEFAULT =
"-XX:+PrintGCDetails -verbose:gc -XX:+PrintGCTimeStamps -XX:+UseNUMA -XX:+UseParallelGC";
public static final String TEZ_TASK_LAUNCH_CMD_OPTS_JDK9_DEFAULT =
"-verbose:gc -Xlog:gc*,safepoint::time,uptime -XX:+UseNUMA -XX:+UseParallelGC";
public static final String TEZ_TASK_LAUNCH_CMD_OPTS_DEFAULT;

static {
if (TezCommonUtils.getJavaVersion() >= 9) {
TEZ_AM_LAUNCH_CMD_OPTS_DEFAULT = TEZ_AM_LAUNCH_CMD_OPTS_JDK9_DEFAULT;
TEZ_TASK_LAUNCH_CMD_OPTS_DEFAULT = TEZ_TASK_LAUNCH_CMD_OPTS_JDK9_DEFAULT;
} else {
TEZ_AM_LAUNCH_CMD_OPTS_DEFAULT = TEZ_AM_LAUNCH_CMD_OPTS_JDK8_DEFAULT;
TEZ_TASK_LAUNCH_CMD_OPTS_DEFAULT = TEZ_TASK_LAUNCH_CMD_OPTS_JDK8_DEFAULT;
}
}

/**
* Double value. Tez automatically determines the Xmx for the JVMs used to run
Expand Down