LU-10948 llite: Introduce inode open heat counter

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

diff --git a/lustre/tests/sanity.sh b/lustre/tests/sanity.sh
index a13262b..38a91c2 100755 (executable)
--- a/lustre/tests/sanity.sh
+++ b/lustre/tests/sanity.sh
@@ -24643,6 +24643,52 @@ test_428() {
 }
 run_test 428 "large block size IO should not hang"
 
+test_429() { # LU-7915 / LU-10948
+       local ll_opencache_threshold_count="llite.*.opencache_threshold_count"
+       local testfile=$DIR/$tfile
+       local mdc_rpcstats="mdc.$FSNAME-MDT0000-*.stats"
+       local new_flag=1
+       local first_rpc
+       local second_rpc
+       local third_rpc
+
+       $LCTL get_param $ll_opencache_threshold_count ||
+               skip "client does not have opencache parameter"
+
+       set_opencache $new_flag
+       stack_trap "restore_opencache"
+       [ $($LCTL get_param -n $ll_opencache_threshold_count) == $new_flag ] ||
+               error "enable opencache failed"
+       touch $testfile
+       # drop MDC DLM locks
+       cancel_lru_locks mdc
+       # clear MDC RPC stats counters
+       $LCTL set_param $mdc_rpcstats=clear
+
+       # According to the current implementation, we need to run 3 times
+       # open & close file to verify if opencache is enabled correctly.
+       # 1st, RPCs are sent for lookup/open and open handle is released on
+       #      close finally.
+       # 2nd, RPC is sent for open, MDS_OPEN_LOCK is fetched automatically,
+       #      so open handle won't be released thereafter.
+       # 3rd, No RPC is sent out.
+       $MULTIOP $testfile oc || error "multiop failed"
+       first_rpc=$(calc_stats $mdc_rpcstats ldlm_ibits_enqueue)
+       echo "1st: $first_rpc RPCs in flight"
+
+       $MULTIOP $testfile oc || error "multiop failed"
+       second_rpc=$(calc_stats $mdc_rpcstats ldlm_ibits_enqueue)
+       echo "2nd: $second_rpc RPCs in flight"
+
+       $MULTIOP $testfile oc || error "multiop failed"
+       third_rpc=$(calc_stats $mdc_rpcstats ldlm_ibits_enqueue)
+       echo "3rd: $third_rpc RPCs in flight"
+
+       #verify no MDC RPC is sent
+       [[ $second_rpc == $third_rpc ]] || error "MDC RPC is still sent"
+}
+run_test 429 "verify if opencache flag on client side does work"
+
 lseek_test_430() {
        local offset
        local file=$1
@@ -25412,11 +25458,9 @@ run_test 805 "ZFS can remove from full fs"
 check_lsom_data()
 {
        local file=$1
-       local size=$($LFS getsom -s $file)
        local expect=$(stat -c %s $file)
 
-       [[ $size == $expect ]] ||
-               error "$file expected size: $expect, got: $size"
+       check_lsom_size $1 $expect
 
        local blocks=$($LFS getsom -b $file)
        expect=$(stat -c %b $file)
@@ -25426,9 +25470,12 @@ check_lsom_data()
 
 check_lsom_size()
 {
-       local size=$($LFS getsom -s $1)
+       local size
        local expect=$2
 
+       cancel_lru_locks mdc
+
+       size=$($LFS getsom -s $1)
        [[ $size == $expect ]] ||
                error "$file expected size: $expect, got: $size"
 }