diff --git a/variants/gatkrunner.sh b/variants/gatkrunner.sh
index 51b02375e6cc25abb639eb49149637d9a7479b35..864331c821f2a4dc4c815720a11272742814965a 100755
--- a/variants/gatkrunner.sh
+++ b/variants/gatkrunner.sh
@@ -68,16 +68,15 @@ then
     java -Xmx4g -jar $PICARD/picard.jar AddOrReplaceReadGroups INPUT=${pair_id}.clean.bam O=${pair_id}.rg_added_sorted.bam SO=coordinate RGID=${pair_id} RGLB=tx RGPL=illumina RGPU=barcode RGSM=${pair_id}
     samtools index -@ $SLURM_CPUS_ON_NODE ${pair_id}.clean.bam
     java -Xmx4g -jar $GATK_JAR -L ${index_path}/../gatk_regions.list -T SplitNCigarReads -R ${reffa} -I ${pair_id}.sort.bam -o ${pair_id}.split.bam -rf ReassignOneMappingQuality -RMQF 255 -RMQT 60 -U ALLOW_N_CIGAR_READS
-    java -Xmx32g -jar $GATK_JAR -L ${index_path}/../gatk_regions.list -T RealignerTargetCreator -known ${knownindel} -R ${reffa} -o ${pair_id}.bam.list -I ${pair_id}.split.bam -nt $SLURM_CPUS_ON_NODE -nct 1
+    java -Xmx32g -jar $GATK_JAR -L ${index_path}/../gatk_regions.list -T RealignerTargetCreator -known ${knownindel} -R ${reffa} -o ${pair_id}.bam.list -I ${pair_id}.split.bam -nt 8 -nct 1
     java -Xmx32g -jar $GATK_JAR -L ${index_path}/../gatk_regions.list -I ${pair_id}.split.bam -R ${reffa} --filter_mismatching_base_and_quals -T IndelRealigner -targetIntervals ${pair_id}.bam.list -o ${pair_id}.realigned.bam
-    java -Xmx32g -jar $GATK_JAR -l INFO -R ${reffa} --knownSites ${dbsnp} -I ${pair_id}.realigned.bam -T BaseRecalibrator -cov ReadGroupCovariate -cov QualityScoreCovariate -cov CycleCovariate -cov ContextCovariate -o ${pair_id}.recal_data.grp -nt 1 -nct $SLURM_CPUS_ON_NODE
-    java -Xmx32g -jar $GATK_JAR -L ${index_path}/../gatk_regions.list -T PrintReads -R ${reffa} -I ${pair_id}.realigned.bam -BQSR ${pair_id}.recal_data.grp -o ${pair_id}.final.bam -nt 1 -nct $SLURM_CPUS_ON_NODE
+    java -Xmx32g -jar $GATK_JAR -l INFO -R ${reffa} --knownSites ${dbsnp} -I ${pair_id}.realigned.bam -T BaseRecalibrator -cov ReadGroupCovariate -cov QualityScoreCovariate -cov CycleCovariate -cov ContextCovariate -o ${pair_id}.recal_data.grp -nt 1 -nct 8
+    java -Xmx32g -jar $GATK_JAR -L ${index_path}/../gatk_regions.list -T PrintReads -R ${reffa} -I ${pair_id}.realigned.bam -BQSR ${pair_id}.recal_data.grp -o ${pair_id}.final.bam -nt 1 -nct 8
 elif [[ $algo == 'gatkbam' ]]
 then
   samtools index -@ $SLURM_CPUS_ON_NODE ${sbam}
-  java -Xmx32g -jar $GATK_JAR -T RealignerTargetCreator -known ${knownindel} -R ${reffa} -o ${pair_id}.bam.list -I ${sbam} -nt $SLURM_CPUS_ON_NODE -nct 1
+  java -Xmx32g -jar $GATK_JAR -T RealignerTargetCreator -known ${knownindel} -R ${reffa} -o ${pair_id}.bam.list -I ${sbam} -nt 8 -nct 1
   java -Xmx32g -jar $GATK_JAR -I ${sbam} -R ${reffa} --filter_mismatching_base_and_quals -T IndelRealigner -targetIntervals ${pair_id}.bam.list -o ${pair_id}.realigned.bam
-  java -Xmx32g -jar $GATK_JAR -l INFO -R ${reffa} --knownSites ${dbsnp} -I ${pair_id}.realigned.bam -T BaseRecalibrator -cov ReadGroupCovariate -cov QualityScoreCovariate -cov CycleCovariate -cov ContextCovariate -o ${pair_id}.recal_data.grp -nt 1 -nct $SLURM_CPUS_ON_NODE
-  java -Xmx32g -jar $GATK_JAR -T PrintReads -R ${reffa} -I ${pair_id}.realigned.bam -BQSR ${pair_id}.recal_data.grp -o ${pair_id}.final.bam -nt 1 -nct $SLURM_CPUS_ON_NODE
+  java -Xmx32g -jar $GATK_JAR -l INFO -R ${reffa} --knownSites ${dbsnp} -I ${pair_id}.realigned.bam -T BaseRecalibrator -cov ReadGroupCovariate -cov QualityScoreCovariate -cov CycleCovariate -cov ContextCovariate -o ${pair_id}.recal_data.grp -nt 1 -nct 8
+  java -Xmx16g -jar $GATK_JAR -T PrintReads -R ${reffa} -I ${pair_id}.realigned.bam -BQSR ${pair_id}.recal_data.grp -o ${pair_id}.final.bam -nt 1 -nct 8
 fi
-
diff --git a/variants/somatic_vc.sh b/variants/somatic_vc.sh
index 207ac1bbc80cd010c6c6ff44caea0870f33abc2a..f96b9a4f5890da9f9d54642b5f60a93a481ce0cf 100755
--- a/variants/somatic_vc.sh
+++ b/variants/somatic_vc.sh
@@ -129,7 +129,7 @@ then
   module rm java/oracle/jdk1.7.0_51
   module load snpeff/4.3q 
   samtools mpileup -C 50 -f ${reffa} $tumor > t.mpileup
-  samtools mpileup -C 50 -f ${reffa} $normal > t.mpileup
+  samtools mpileup -C 50 -f ${reffa} $normal > n.mpileup
   VarScan somatic n.mpileup t.mpileup vscan --output-vcf 1
   VarScan copynumber n.mpileup t.mpileup vscancnv
   vcf-concat vscan*.vcf | vcf-sort | vcf-annotate -n --fill-type -n | java -jar $SNPEFF_HOME/SnpSift.jar filter '((exists SOMATIC) & (GEN[*].DP >= 10))' | perl -pe "s/TUMOR/${tid}/" | perl -pe "s/NORMAL/${nid}/g" | bgzip >  ${pair_id}.varscan.vcf.gz