curl -L https://github.com/bwa-mem2/bwa-mem2/releases/download/v2.0pre2/bwa-mem2-2.0pre2_x64-linux.tar.bz2 | tar jxf -
$ bwa-mem2 index hg38.chr21.fa
Looking to launch executable "/home/ken/data2/etc/bwa-mem2/bwa-mem2.avx2", simd = .avx2
Launching executable "/home/ken/data2/etc/bwa-mem2/bwa-mem2.avx2"
[bwa_index] Pack FASTA... 0.22 sec
* Entering FMI_search
init ticks = 3084667020
ref seq len = 93419966
binary seq ticks = 2540048021
build suffix-array ticks = 45819049465
ref_seq_len = 93419966
count = 0, 26987903, 46709983, 66432063, 93419966
BWT[39655124] = 4
CP_SHIFT = 6, CP_MASK = 63
sizeof CP_OCC = 64 pos: 11677496, ref_seq_len__: 11677495
max_occ_ind = 1459686
build fm-index ticks = 9114298459
Total time taken: 18.2116
$ ll
-rwxrwxrwx 1 ken ken 46M May 8 16:39 hg38.chr21.fa
-rwxrwxrwx 1 ken ken 90M May 8 16:50 hg38.chr21.fa.0123
-rwxrwxrwx 1 ken ken 815 May 8 16:49 hg38.chr21.fa.amb
-rwxrwxrwx 1 ken ken 43 May 8 16:49 hg38.chr21.fa.ann
-rwxrwxrwx 1 ken ken 145M May 8 16:50 hg38.chr21.fa.bwt.2bit.64
-rwxrwxrwx 1 ken ken 23 May 8 16:40 hg38.chr21.fa.fai
-rwxrwxrwx 1 ken ken 12M May 8 16:49 hg38.chr21.fa.pac
-rwxrwxrwx 1 ken ken 3.1G May 8 16:37 hg38.fa
-rwxrwxrwx 1 ken ken 19K May 8 16:38 hg38.fa.fai
BWA2 repository
https://github.com/bwa-mem2/bwa-mem2
Installation
Make reference index