[Assorted-commits] SF.net SVN: assorted:[1467] shell-tools/trunk

[<yan...@us...>]

Revision: 1467
          http://assorted.svn.sourceforge.net/assorted/?rev=1467&view=rev
Author:   yangzhang
Date:     2009-08-13 00:53:35 +0000 (Thu, 13 Aug 2009)

Log Message:
-----------
added peakmem

Modified Paths:
--------------
    shell-tools/trunk/README

Added Paths:
-----------
    shell-tools/trunk/src/peakmem.bash

Modified: shell-tools/trunk/README
===================================================================
--- shell-tools/trunk/README	2009-08-12 22:27:41 UTC (rev 1466)
+++ shell-tools/trunk/README	2009-08-13 00:53:35 UTC (rev 1467)
@@ -108,6 +108,8 @@
                 (sequentially), but also be able to enter a      [Pexpect]
                 common password (useful when keys aren't set
                 up.
+
+`peakmem`       Run a process and get its peak memory usage.     bash
 --------------------------------------------------------------------------------
 
 [HSH]: http://software.complete.org/hsh/

Added: shell-tools/trunk/src/peakmem.bash
===================================================================
--- shell-tools/trunk/src/peakmem.bash	                        (rev 0)
+++ shell-tools/trunk/src/peakmem.bash	2009-08-13 00:53:35 UTC (rev 1467)
@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+"$@" & # Run the given command line in the background.
+pid=$! peak=0
+while true; do
+  sleep 1
+  sample="$(ps -o rss= $pid 2> /dev/null)" || break
+  let peak='sample > peak ? sample : peak'
+done
+echo "Peak: $peak" 1>&2


Property changes on: shell-tools/trunk/src/peakmem.bash
___________________________________________________________________
Added: svn:executable
   + *


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