From 6872cf9a36a748e3a8a402a349e7ef28b9616428 Mon Sep 17 00:00:00 2001
From: Alex Zhuravlev <bzzz@whamcloud.com>
Date: Wed, 10 Apr 2024 15:27:22 +0300
Subject: [PATCH] LU-17722 tests: trim tmpfs from wait_delete_completed()

to release unused ram

Signed-off-by: Alex Zhuravlev <bzzz@whamcloud.com>
Change-Id: Idcd4d15e0f56184e1d1897f3a64d5b62baaf7edb
Reviewed-on: https://review.whamcloud.com/c/fs/lustre-release/+/54720
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Alex Deiter
Reviewed-by: Oleg Drokin <green@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
---
 lustre/tests/test-framework.sh | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/lustre/tests/test-framework.sh b/lustre/tests/test-framework.sh
index fb20184..101f7d3 100755
--- a/lustre/tests/test-framework.sh
+++ b/lustre/tests/test-framework.sh
@@ -3924,9 +3924,24 @@ wait_destroy_complete () {
 	return 1
 }
 
+fstrim_inram_devs() {
+	local i
+
+	[[ "$(facet_fstype ost1)" = "ldiskfs" ]] || return 0
+	[[ $OSTDEVBASE == */tmp/* ]] || return 0
+
+	for (( i=1; i <= $OSTCOUNT; i++)); do
+		do_facet ost$i "fstrim -v $(facet_mntpt ost$i)" &
+	done
+	wait
+
+	return 0
+}
+
 wait_delete_completed() {
 	wait_delete_completed_mds $1 || return $?
 	wait_destroy_complete || return $?
+	fstrim_inram_devs
 }
 
 wait_exit_ST () {
-- 
1.8.3.1