LU-2613 recovery: free open/close request promptly

[fs/lustre-release.git] / lustre / tests / sanity.sh

diff --git a/lustre/tests/sanity.sh b/lustre/tests/sanity.sh
index b012490..c78359f 100644 (file)
--- a/lustre/tests/sanity.sh
+++ b/lustre/tests/sanity.sh
@@ -10841,6 +10841,31 @@ test_208() {
 }
 run_test 208 "Exclusive open"
 
+test_209() {
+       [[ $($LCTL get_param -n mdc.*.connect_flags) == ~disp_stripe ]] &&
+               skip_env "must have disp_stripe" && return
+
+       touch $DIR/$tfile
+       sync; sleep 5; sync;
+
+       echo 3 > /proc/sys/vm/drop_caches
+       req_before=$(awk '/ptlrpc_cache / { print $2 }' /proc/slabinfo)
+
+       # open/close 500 times
+       for i in $(seq 500); do
+               cat $DIR/$tfile
+       done
+
+       echo 3 > /proc/sys/vm/drop_caches
+       req_after=$(awk '/ptlrpc_cache / { print $2 }' /proc/slabinfo)
+
+       echo "before: $req_before, after: $req_after"
+       [ $((req_after - req_before)) -ge 300 ] &&
+               error "open/close requests are not freed"
+       return 0
+}
+run_test 209 "read-only open/close requests should be freed promptly"
+
 test_212() {
        size=`date +%s`
        size=$((size % 8192 + 1))