land v0.9.1 on HEAD, in preparation for a 1.0.x branch

[fs/lustre-release.git] / lustre / tests / runvmstat

diff --git a/lustre/tests/runvmstat b/lustre/tests/runvmstat
index f414ccc..1030930 100755 (executable)
--- a/lustre/tests/runvmstat
+++ b/lustre/tests/runvmstat
@@ -1,6 +1,18 @@
 #!/bin/sh
+null() {
+       :
+}
+
+if [ $1 == "-q" ]; then
+       echo "echo off"
+       ECHO="null"
+       shift
+else
+       echo "echo on"
+       ECHO=echo
+fi
 vmstat 1 | while read LINE ; do
        LINE="`date +%s`: $LINE"
-       echo "$LINE"
+       $ECHO "$LINE"
        [ "$1" ] && echo "$LINE" >> $1
 done