more pure bash to speed up things

dabo/analyze.sh

@@ -1,5 +1,6 @@
 #!/bin/bash
 
+
 # cleanup
 rm -r /tmp/parallel-* /tmp/overall-result-* /tmp/g_analyze.sh-*
 
@@ -20,6 +21,9 @@ function g_echo_note {
 }
 
 function analyze {
+
+  set -x
+ 
   local file=$1
   tmpfile=$(basename "${file}")