add align -t

tasks/mixcr.wdl

@@ -10,7 +10,7 @@ task mixcr {
 	String disk_size
 
 	command <<<
-        mixcr align -p rna-seq -s hsa -OallowPartialAlignments=true ${read1} ${read2} ${base}.vdjca
+        mixcr align -t 4 -p rna-seq -s hsa -OallowPartialAlignments=true ${read1} ${read2} ${base}.vdjca
 		mixcr assemblePartial ${base}.vdjca ${base}_rescued_1.vdjca
 		mixcr assemblePartial ${base}_rescued_1.vdjca ${base}_rescued_2.vdjca
 		mixcr extend ${base}_rescued_2.vdjca ${base}_rescued_2_extended.vdjca