diff --git a/wGRR b/wGRR
index 9bfb6e8e5bdf1c81f7347bc1f93fbcf16fa2fdee..bfa59884c71d0bfb790b8fe203731ca766c8c19d 100755
--- a/wGRR
+++ b/wGRR
@@ -12,6 +12,8 @@ readonly VERSION=0.5
 bold=$(tput bold)
 normal=$(tput sgr0)
 
+ALL_ARGS=($@)
+
 display_usage() {
 	echo "wGRR version ${VERSION}"
 	echo "${bold}USAGE:${normal} $ZSH_ARGZERO -f <fasta_file> [OPTIONS]"
@@ -156,7 +158,7 @@ echo "[INFO]      --  wGRR version ${VERSION}"
 
 if [[ $BATCHFLAG == 0 ]] ; then
 	echo "[INFO]      --  The command is:"
-	echo "[INFO]      --  ./wGRR "$@
+	echo "[INFO]      --  ./wGRR ${ALL_ARGS}"
 
 	if [[ $THREADS -gt $(nproc) ]] ; then
 		echo "[ERROR]     --  You required $THREADS threads but your machine has $(nproc) cores."
@@ -301,6 +303,7 @@ else
 	REQMEM=""
 	echo "[INFO]      --  Estimating required memory"
 	M1=$(awk -f wGRR.awk -v MINP=1 -v MAXP=10 -v OUT=$OUT -v MEM=1 $OUT.allpairs.txt $PRT $OUT.m8)
+	echo $M1
 	REQMEM=$(bc -l <<< $(numfmt --from=iec $M1)*($ARRAYSIZE/10) | numfmt --to=iec | awk '{U=$0;gsub(/[^A-Za-z]/,"",U);V=$0;gsub(/[A-Za-z]+$/,"",V);split(V,a,".");n=split(a[1],b,"");c=b[1]+1;i=1;while(++i<=n){c=c"0"}print c""U}')
 	echo "[INFO]      --  $REQMEM per job required"
 	duration=$SECONDS
diff --git a/wGRR.awk b/wGRR.awk
index 80492fa506f7ad8e29e6e8af204b77e576dce14a..4f911429f269c442f8bdfeca90f71305be661ab2 100755
--- a/wGRR.awk
+++ b/wGRR.awk
@@ -296,6 +296,6 @@ END {
 		}
 	}
 	if(MEM){
-		system("ps -www -o rss=,command= | grep wGRR.awk | grep "OUT" | sort -rn | awk '{print $1;exit}' | numfmt --to=iec" )
+		system("ps -wo rss,comm | grep wGRR.awk | grep "OUT" | sort -rn | awk '{print $1;exit}' | numfmt --from-unit=1024 --to=iec" )
 	}
 }