Parabricks with Cudo Compute
Learn how to use Parabricks with Cudo Compute.
Prerequisites
- Create a project and add an SSH key
- Optionally download CLI tool
- Choose a VM with an NVIDIA GPU and Configure
- Use the Ubuntu 22.04 + NVIDIA drivers + Docker image (in CLI tool type
-image ubuntu-nvidia-docker)
Running Parabricks with Docker
docker pull nvcr.io/nvidia/clara/clara-parabricks:4.0.0-1
NGC tags can be found here More tutorials here (https://docs.nvidia.com/clara/parabricks/4.0.0/Tutorials.html)
Sample walkthrough
Download the sample data
wget -O parabricks_sample.tar.gz \
"https://s3.amazonaws.com/parabricks.sample/parabricks_sample.tar.gz"
Extract the data
tar xvf parabricks_sample.tar.gz
docker run \
--gpus all \
--rm \
--volume $(pwd):/workdir \
--volume $(pwd):/outputdir \
nvcr.io/nvidia/clara/clara-parabricks:4.0.0-1 \
pbrun fq2bam \
--ref /workdir/parabricks_sample/Ref/Homo_sapiens_assembly38.fasta \
--in-fq /workdir/parabricks_sample/Data/sample_1.fq.gz /workdir/parabricks_sample/Data/sample_2.fq.gz \
--out-bam /outputdir/fq2bam_output.bam
[Parabricks Options Mesg]: Checking argument compatibility
[Parabricks Options Mesg]: Automatically generating ID prefix
[Parabricks Options Mesg]: Read group created for /workdir/parabricks_sample/Data/sample_1.fq.gz and
/workdir/parabricks_sample/Data/sample_2.fq.gz
[Parabricks Options Mesg]: @RG\tID:HK3TJBCX2.1\tLB:lib1\tPL:bar\tSM:sample\tPU:HK3TJBCX2.1
[PB Info 2022-Oct-14 09:54:15] ------------------------------------------------------------------------------
[PB Info 2022-Oct-14 09:54:15] || Parabricks accelerated Genomics Pipeline ||
...
On a 4x NVIDIA A4000 VM this process takes around 1m 30s
To view the results run:
apt install samtools
samtools view fq2bam_output.bam
HWI-D00127:570:HK3TJBCX2:2:2215:1035:92366 77 * 0 0 * * 0 0 NAAAGACGGAGAGCGCCAACGGCGTCCATCTCGAAGGAGTCGCCAGCGATAACCGGAGTAGTTGAAATGGTAATAAGACGACCAATCTGACCAGCAAGGAAGCCAAGATGGGAAA #<<DDHHGHHIIIIHHIIIIIIIIEHHIHHDFHIIIIIIDDEHIIIIIIIIIIHIIIIGGHD@GHHIHHIIIIIIIIIIHHHHIIHHHGHIIIHHIIIHIIHIIIIIIGIIHIII PG:Z:MarkDuplicates RG:Z:HK3TJBCX2.1 AS:i:0 XS:i:0
HWI-D00127:570:HK3TJBCX2:2:2215:21076:38154 141 * 0 0 * * 0 0 NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN ################################################################################################################### PG:Z:MarkDuplicates RG:Z:HK3TJBCX2.1 AS:i:0 XS:i:0
For more help on Parabricks see the NVIDIA docs
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