LU-14361 statahead: wait inuse entry finished during cleanup

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

diff --git a/lustre/tests/sanity.sh b/lustre/tests/sanity.sh
index d0ba156..c2ec956 100755 (executable)
--- a/lustre/tests/sanity.sh
+++ b/lustre/tests/sanity.sh
@@ -14906,6 +14906,89 @@ test_123j() {
 }
 run_test 123j "-ENOENT error from batched statahead be handled correctly"
 
+test_123k() {
+       MDTEST=${MDTEST:=$(which mdtest 2> /dev/null || true)}
+       [[ -n "$MDTEST" ]] || skip_env "mdtest not found"
+
+       $LCTL get_param -n mdc.*.connect_flags | grep -q batch_rpc ||
+               skip "Server does not support batch RPC"
+
+       local enabled
+
+       enabled=$($LCTL get_param -n llite.*.enable_statahead_fname | head -n 1)
+       stack_trap "$LCTL set_param llite.*.enable_statahead_fname=$enabled"
+       $LCTL set_param llite.*.enable_statahead_fname=1
+
+       local np=2
+
+       mpi_run -np $np $MDTEST -C -F -n 1000 -d $DIR/$tdir
+       cancel_lru_locks mdc
+       $LCTL set_param llite.*.statahead_stats=clear
+       $LCTL set_param mdc.*.batch_stats=0
+       mpi_run -np $np $MDTEST -T -F -n 1000 -d $DIR/$tdir
+       #umount_client $MOUNT || error "failed to umount client"
+       echo "Sleep to wait statahead thread (ll_sa_xxx) to exit ..."
+       wait_update_facet client "pgrep ll_sa" "" 35 ||
+               error "ll_sa thread is still running"
+
+       $LCTL get_param -n llite.*.statahead_stats
+       $LCTL get_param -n mdc.*.batch_stats
+       ps -el | grep ll_sa
+
+       local count=$($LCTL get_param -n llite.*.statahead_stats |
+                       awk '/fname.total:/ {print $2}')
+
+       [ $count == $np ] || error "File name pattern statahead not trigger"
+       count=$($LCTL get_param -n llite.*.statahead_stats |
+               awk '/hit.total:/ {print $2}')
+       # Hit ratio should be >= 75%
+       [ $count -gt $((np * 1000 * 75 / 100)) ] ||
+               error "hit total is too low: $count"
+}
+run_test 123k "Verify statahead work with mdtest shared stat() mode"
+
+test_123l() {
+       local dir=$DIR/$tdir
+       local cmd="touch $dir/$tfile.{000000..000100}"
+
+       $LCTL get_param -n mdc.*.connect_flags | grep -q batch_rpc ||
+               skip "Server does not support batch RPC"
+
+       stack_trap "rm -rf $dir"
+       mkdir -p $dir || error "failed to mkdir $dir"
+       eval $cmd
+
+       cancel_lru_locks mdc
+       $LCTL set_param llite.*.statahead_stats=clear
+       $LCTL set_param mdc.*.batch_stats=0
+
+       local max
+       local batch_max
+       local enabled
+
+       enabled=$($LCTL get_param -n llite.*.enable_statahead_fname | head -n 1)
+       max=$($LCTL get_param -n llite.*.statahead_max | head -n 1)
+       batch_max=$($LCTL get_param -n llite.*.statahead_batch_max | head -n 1)
+       stack_trap "$LCTL set_param llite.*.statahead_max=$max"
+       stack_trap "$LCTL set_param llite.*.statahead_batch_max=$batch_max"
+       stack_trap "$LCTL set_param llite.*.enable_statahead_fname=$enabled"
+       $LCTL set_param llite.*.enable_statahead_fname=1
+       $LCTL set_param llite.*.statahead_max=1024
+       $LCTL set_param llite.*.statahead_batch_max=32
+       $LCTL get_param -n llite.*.statahead_stats
+       #define OBD_FAIL_LLITE_STATAHEAD_PAUSE  0x1433
+       $LCTL set_param fail_loc=0x80001433 fail_val=35
+       ls $dir/* > /dev/null
+       $LCTL get_param -n llite.*.statahead_stats
+       $LCTL get_param -n mdc.*.batch_stats
+
+       echo "Sleep to wait the statahead thread (ll_sa_xxx) to exit ..."
+       wait_update_facet client "pgrep ll_sa" "" 35 ||
+               error "ll_sa thread is still running"
+       $LCTL get_param -n llite.*.statahead_stats
+}
+run_test 123l "Avoid panic when revalidate a local cached entry"
+
 test_124a() {
        [ $PARALLEL == "yes" ] && skip "skip parallel run"
        $LCTL get_param -n mdc.*.connect_flags | grep -q lru_resize ||