diff --git a/customscripts/measure_performance b/customscripts/measure_performance
index 855b27b..7430da1 100644
--- a/customscripts/measure_performance
+++ b/customscripts/measure_performance
@@ -1,8 +1,15 @@
 #!/bin/bash
 # usage:
-## both quoted and unquoted commands work~
-##  measure_performance my_command -with -args
-##  measure_performance "my_command -with -args"
+## both quoted and unquoted commands work for oneshot mode~
+###     measure_performance my_command -with -args
+###     measure_performance "my_command -with -args"
+## if $1 is a file, it will read as text and test the commands, one per line
+###     measure_performance path/to/file.txt
+####    file.txt
+####        rm -rf ~/Downloads
+####        sleep 10
+####        wget https://example.com/file.zip
+####        unzip file.zip
 
 # todo: calculate human readable sizes for mem, r and w
 # todo: batch mode
@@ -38,6 +45,10 @@ if [ -f "$csv_file" ]; then
 fi
 
 measure_performance () {
+    if [ -f "$csv_file" ]; then
+        rm -f "$csv_file"
+    fi
+
     # use microseconds for timing for ONE MILLION DOLLARS more times resolution
     start_unixmicroseconds=$(date +"%s%6N") # get start microseconds fast as possible before run
 
@@ -60,7 +71,8 @@ measure_performance () {
     else
         elapsed_seconds=$((`date +%s` - $start_seconds))
         # parse and appand dem 2 da csv
-        cat "$logfile" | sed -n '/^[0-9]/p' | tr -s ' ' ',' | awk -F, "{cpup+=\$8;memk+=\$13;memp=\$14;rkbs+=\$15;wkbs+=\$15}{print \"$position\",cpup/NR,memk/NR,memp/NR,rkbs/NR,wkbs/NR,\"$duration_microseconds\",\"$test_cmd\",\"$ret\",\"$elapsed_seconds\"}" | tee -a "$csv_file"
+        cat "$logfile" | sed -n '/^[0-9]/p' | tr -s ' ' ',' | awk -F, "{cpup+=\$8;memk+=\$13;memp=\$14;rkbs+=\$15;wkbs+=\$15}{print \"$position\",cpup/NR,memk/NR,memp/NR,rkbs/NR,wkbs/NR,\"$duration_microseconds\",\"$ret\",\"$elapsed_seconds\"}" | tr ' ' ',' | tee -a "$csv_file"
+        printf "%s" $test_cmd
         # cat "$logfile" | sed '/^#\|^$\|^Linux/d' | tr -s ' ' ',' | awk -F, "{cpup+= \$8;memk+=\$13;memp +=\$14;rkbs+=\$15;wkbs+=\$16 } END {print \"$position\",\",\",cpup/NR,\",\",memk/NR,\",\",memp/NR,\",\",rkbs/NR,\",\",wkbs/NR,\",\",\"$duration_microseconds\",\",\",\"$test_cmd\",\",\",\"$ret\",\",\",\"$elapsed_seconds\"}" | tr -d ' ' | tee -a "$csv_file"
     fi
 }
@@ -70,17 +82,14 @@ measure_performance () {
 ## cat /tmp/sillylog.tmp | sed '/^#\|^$\|^Linux/d' | tr -s ' ' ',' | awk -F, '{print "Time:",$1,"UID:",$2,"PID:",$3,"%usr:",$4,"%system:",$5,"%guest:",$6,"%wait:",$7,"%CPU:",$8,"CPU:",$9,"minflt/s:",$10,"majflt/s:",$11,"VSZ:",$12,"RSS:",$13,"%MEM:",$14,"kB_rd/s:",$15,"kB_wr/s:",$16,"kB_ccwr/s:",$17,"iodelay:",$18,"Command:",$19}'
 ## if oneshot mode
 if [ ! -f "$input" ]; then
-    test_cmd="$@"
+    test_cmd="$(echo \"$@\" | sed 's/\ /_/g')"
+    echo $test_cmd
     measure_performance
 ## if batch mode
 else
     # settans
     len=$(wc -l "$input" | awk '{print $1}') # num of lines in da fiel
     count=1
-
-    # if [ -f "$csv_file" ]; then
-    #     rm -f "$csv_file"
-    # fi
     
     # add da csv headers to the results fiel
     echo "0Position,CPU %,Memory (KiB),Memory %,KiB Read/Second,KiB Written/Second,Duration Microseconds,Command,Return Code,Seconds Elapsed" > "$csv_file"