From: Bobi Jam <bobijam.xu@intel.com>
Date: Mon, 10 Oct 2016 05:44:27 +0000 (+0800)
Subject: LU-8413 test: limit # of processes for sanity test_101f
X-Git-Tag: 2.8.60~42
X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=refs%2Fchanges%2F39%2F23039%2F3;p=fs%2Flustre-release.git

LU-8413 test: limit # of processes for sanity test_101f

It tries to test mmap readahead does not miss too much pages,
so we need limit the number of processes of the iozone read.

Test-Parameters: trivial
Signed-off-by: Bobi Jam <bobijam.xu@intel.com>
Change-Id: Ic5c753549234fe2bffcaa42f75208c2295f84ac0
Reviewed-on: http://review.whamcloud.com/23039
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: James Nunez <james.a.nunez@intel.com>
Reviewed-by: Jinshan Xiong <jinshan.xiong@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>
---

diff --git a/lustre/tests/sanity.sh b/lustre/tests/sanity.sh
index 53684a0..3ff73da 100755
--- a/lustre/tests/sanity.sh
+++ b/lustre/tests/sanity.sh
@@ -6725,6 +6725,7 @@ test_101f() {
 	which iozone || { skip "no iozone installed" && return; }
 
 	local old_debug=$($LCTL get_param debug)
+	old_debug=${old_debug#*=}
 	$LCTL set_param debug="reada mmap"
 
 	# create a test file
@@ -6737,14 +6738,15 @@ test_101f() {
 	$LCTL set_param -n llite.*.read_ahead_stats 0
 
 	echo mmap read the file with small block size
-	iozone -i 1 -+n -r 32k -s 128m -B -f $DIR/$tfile > /dev/null 2>&1
+	iozone -i 1 -u 1 -l 1 -+n -r 32k -s 128m -B -f $DIR/$tfile \
+		> /dev/null 2>&1
 
 	echo checking missing pages
 	$LCTL get_param llite.*.read_ahead_stats
 	local miss=$($LCTL get_param -n llite.*.read_ahead_stats |
 			get_named_value 'misses' | cut -d" " -f1 | calc_total)
 
-	$LCTL set_param debug=$old_debug
+	$LCTL set_param debug="$old_debug"
 	[ $miss -lt 3 ] || error "misses too much pages ('$miss')!"
 	rm -f $DIR/$tfile
 }