为什么这两次是一个文件,只是改变了核数,输出的结果却不一样了

for i in Z102A; do

> echo  "RUN CMD: bwa mem  $BWA_INDEX  $workdir/2.data_qc/${i}_1.clean.fq.gz \

>         $workdir/2.data_qc/${i}_2.clean.fq.gz -t 16 -M \

>         -R '@RG\tID:${i}\tLB:${i}\tPL:ILLUMINA\tSM:${i}' \

>         |samtools view -bS -h - > $workdir/3.map/bwa/${i}.bam"

> bwa mem  $BWA_INDEX  $workdir/2.data_qc/${i}_1.clean.fq.gz \

>         $workdir/2.data_qc/${i}_2.clean.fq.gz -t 16 -M \

>         -R "@RG\tID:${i}\tLB:${i}\tPL:ILLUMINA\tSM:${i}" \

>         |samtools view -bS -h - > $workdir/3.map/bwa/${i}.bam

> done

RUN CMD: bwa mem  /work/my_reseq/ref/ZS11.v0.fa  /work/my_reseq/2.data_qc/Z102A_1.clean.fq.gz         /work/my_reseq/2.data_qc/Z102A_2.clean.fq.gz -t 16 -M         -R '@RG\tID:Z102A\tLB:Z102A\tPL:ILLUMINA\tSM:Z102A'         |samtools view -bS -h - > /work/my_reseq/3.map/bwa/Z102A.bam


[M::bwa_idx_load_from_disk] read 0 ALT contigs

[M::process] read 1072224 sequences (160000246 bp)...

[M::process] read 1072130 sequences (160000268 bp)...

for i in Z102A; do

> echo  "RUN CMD: bwa mem  $BWA_INDEX  $workdir/2.data_qc/${i}_1.clean.fq.gz \

>         $workdir/2.data_qc/${i}_2.clean.fq.gz -t 56 -M \

>         -R '@RG\tID:${i}\tLB:${i}\tPL:ILLUMINA\tSM:${i}' \

>         |samtools view -bS -h - > $workdir/3.map/bwa/${i}.bam"

> bwa mem  $BWA_INDEX  $workdir/2.data_qc/${i}_1.clean.fq.gz \

>         $workdir/2.data_qc/${i}_2.clean.fq.gz -t 56 -M \

>         -R "@RG\tID:${i}\tLB:${i}\tPL:ILLUMINA\tSM:${i}" \

>         |samtools view -bS -h - > $workdir/3.map/bwa/${i}.bam

> done

RUN CMD: bwa mem  /work/my_reseq/ref/ZS11.v0.fa  /work/my_reseq/2.data_qc/Z102A_1.clean.fq.gz         /work/my_reseq/2.data_qc/Z102A_2.clean.fq.gz -t 56 -M         -R '@RG\tID:Z102A\tLB:Z102A\tPL:ILLUMINA\tSM:Z102A'         |samtools view -bS -h - > /work/my_reseq/3.map/bwa/Z102A.bam

[M::bwa_idx_load_from_disk] read 0 ALT contigs

[M::process] read 3752560 sequences (560000074 bp)...

[M::process] read 3752124 sequences (560000292 bp)...



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1 个回答

Ti Amo

结果哪儿不一样了,是大小吗?如果大小不一样通常是由于排序导致的压缩率不同。排完序去重之后应该都是一样的。

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