X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Ftests%2Frunvmstat;h=8a5a7df7c532754eb012f8f275fe78ddb83292de;hb=df1d59429cbfd1ea2464e863458b6a4a268e516b;hp=3ce68105290f8063c385d6d9de9030e1bb3697ce;hpb=96ec6856f91f7f9031cfce4273c714d72cfe59ae;p=fs%2Flustre-release.git

diff --git a/lustre/tests/runvmstat b/lustre/tests/runvmstat
index 3ce6810..8a5a7df 100755
--- a/lustre/tests/runvmstat
+++ b/lustre/tests/runvmstat
@@ -1,5 +1,24 @@
 #!/bin/sh
-vmstat 1 | while read LINE ; do
-	echo "`date +s`: $LINE"
-	[ "$1" ] && echo "`date +s`: $LINE" >> $1
+DELAY=1
+null() {
+	:
+}
+
+case "$1" in
+-q)	echo "echo off"
+	ECHO="null"
+	shift ;;
+[1-9]*)
+	DELAY=$1
+	ECHO=echo
+	shift ;;
+*)
+	echo "echo on"
+	ECHO=echo
+esac
+
+vmstat $DELAY | while read LINE ; do
+	LINE="`date +%s`: $LINE"
+	$ECHO "$LINE"
+	[ "$1" ] && echo "$LINE" >> $1
 done