Update: threads in Pindel

tasks/Pindel.wdl

@@ -14,6 +14,7 @@ task Pindel {
 	
     set -o pipefail
     set -e
+    nt=$(nproc)
 
     mkdir ./pindel_result/
     mkdir ./input
@@ -44,7 +45,7 @@ task Pindel {
       -f ${ref_dir}/${fasta} \
       -o ./pindel_result/${sample_id} \
       -c all \
-      -T 4 \
+      -T $nt \
       -x 4 \
       -l \
       -B 0 \