[Devel] [PATCH 2/4] cr_tests/ptree1: count tasks accurately

[Nathan Lynch]

"ps aux |grep $TEST_CMD | wc -l" tends to also count the grep process.
The test script already assumes pidof is available, so just use that.

Signed-off-by: Nathan Lynch <ntl at pobox.com>
---
 process-tree/run-ptree1.sh |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/process-tree/run-ptree1.sh b/process-tree/run-ptree1.sh
index 6d56a66..d0cefff 100755
--- a/process-tree/run-ptree1.sh
+++ b/process-tree/run-ptree1.sh
@@ -174,7 +174,7 @@ while [ $cnt -lt 15 ]; do
 	freezerdir=$freezermountpoint/$pid
 	freeze_pid $pid
 
-	num_pids1=`ps aux |grep $TEST_CMD | wc -l`
+	num_pids1=`pidof $TEST_CMD | wc -w`
 
 	create_fs_snapshot
 
@@ -196,7 +196,7 @@ while [ $cnt -lt 15 ]; do
 
 	sleep 3;
 
-	num_pids2=`ps aux |grep $TEST_CMD | wc -l`
+	num_pids2=`pidof $TEST_CMD | wc -w`
 	ps aux |grep $TEST_CMD >> $SCRIPT_LOG
 	$ECHO "\t- num_pids1 $num_pids1, num_pids2 $num_pids2";
 
-- 
1.6.0.6

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