LU-12071 osd-ldiskfs: bypass pagecache if requested

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

diff --git a/lustre/tests/sanity.sh b/lustre/tests/sanity.sh
index 0f32b1a..0bdc2f5 100644 (file)
--- a/lustre/tests/sanity.sh
+++ b/lustre/tests/sanity.sh
@@ -12707,8 +12707,9 @@ test_151() {
                error "NOT IN CACHE: before: $BEFORE, after: $AFTER"
        fi
 
-        # the following read invalidates the cache
         cancel_lru_locks osc
+       # invalidates OST cache
+       do_nodes $list "echo 1 > /proc/sys/vm/drop_caches"
        set_osd_param $list '' read_cache_enable 0
         cat $DIR/$tfile >/dev/null
 
@@ -13353,9 +13354,9 @@ test_156() {
        cat $file >/dev/null
        AFTER=$(roc_hit)
        if ! let "AFTER - BEFORE == CPAGES"; then
-               error "NOT IN CACHE: before: $BEFORE, after: $AFTER"
+               error "NOT IN CACHE (2): before: $BEFORE, after: $AFTER"
        else
-               log "cache hits:: before: $BEFORE, after: $AFTER"
+               log "cache hits: before: $BEFORE, after: $AFTER"
        fi
 
        log "Read again; it should be satisfied from the cache."
@@ -13364,7 +13365,7 @@ test_156() {
        cat $file >/dev/null
        AFTER=$(roc_hit)
        if ! let "AFTER - BEFORE == CPAGES"; then
-               error "NOT IN CACHE: before: $BEFORE, after: $AFTER"
+               error "NOT IN CACHE (3): before: $BEFORE, after: $AFTER"
        else
                log "cache hits:: before: $BEFORE, after: $AFTER"
        fi
@@ -13379,20 +13380,23 @@ test_156() {
        cat $file >/dev/null
        AFTER=$(roc_hit)
        if ! let "AFTER - BEFORE == CPAGES"; then
-               error "NOT IN CACHE: before: $BEFORE, after: $AFTER"
+               error "NOT IN CACHE (4): before: $BEFORE, after: $AFTER"
        else
                log "cache hits:: before: $BEFORE, after: $AFTER"
        fi
 
-       log "Read again; it should not be satisfied from the cache."
-       BEFORE=$AFTER
-       cancel_lru_locks osc
-       cat $file >/dev/null
-       AFTER=$(roc_hit)
-       if ! let "AFTER - BEFORE == 0"; then
-               error "IN CACHE: before: $BEFORE, after: $AFTER"
-       else
-               log "cache hits:: before: $BEFORE, after: $AFTER"
+       if [ $OST1_VERSION -lt $(version_code 2.12.55) ]; then
+               # > 2.12.56 uses pagecache if cached
+               log "Read again; it should not be satisfied from the cache."
+               BEFORE=$AFTER
+               cancel_lru_locks osc
+               cat $file >/dev/null
+               AFTER=$(roc_hit)
+               if ! let "AFTER - BEFORE == 0"; then
+                       error "IN CACHE (5): before: $BEFORE, after: $AFTER"
+               else
+                       log "cache hits:: before: $BEFORE, after: $AFTER"
+               fi
        fi
 
        log "Write data and read it back."
@@ -13403,20 +13407,23 @@ test_156() {
        cat $file >/dev/null
        AFTER=$(roc_hit)
        if ! let "AFTER - BEFORE == CPAGES"; then
-               error "NOT IN CACHE: before: $BEFORE, after: $AFTER"
+               error "NOT IN CACHE (6): before: $BEFORE, after: $AFTER"
        else
                log "cache hits:: before: $BEFORE, after: $AFTER"
        fi
 
-       log "Read again; it should not be satisfied from the cache."
-       BEFORE=$AFTER
-       cancel_lru_locks osc
-       cat $file >/dev/null
-       AFTER=$(roc_hit)
-       if ! let "AFTER - BEFORE == 0"; then
-               error "IN CACHE: before: $BEFORE, after: $AFTER"
-       else
-               log "cache hits:: before: $BEFORE, after: $AFTER"
+       if [ $OST1_VERSION -lt $(version_code 2.12.55) ]; then
+               # > 2.12.56 uses pagecache if cached
+               log "Read again; it should not be satisfied from the cache."
+               BEFORE=$AFTER
+               cancel_lru_locks osc
+               cat $file >/dev/null
+               AFTER=$(roc_hit)
+               if ! let "AFTER - BEFORE == 0"; then
+                       error "IN CACHE (7): before: $BEFORE, after: $AFTER"
+               else
+                       log "cache hits:: before: $BEFORE, after: $AFTER"
+               fi
        fi
 
        log "Turn off read and write cache"
@@ -13432,7 +13439,7 @@ test_156() {
        cat $file >/dev/null
        AFTER=$(roc_hit)
        if ! let "AFTER - BEFORE == 0"; then
-               error_ignore bz20762 "IN CACHE: before: $BEFORE, after: $AFTER"
+               error_ignore bz20762 "IN CACHE (8):before:$BEFORE,after:$AFTER"
        else
                log "cache hits:: before: $BEFORE, after: $AFTER"
        fi
@@ -13450,7 +13457,7 @@ test_156() {
        cat $file >/dev/null
        AFTER=$(roc_hit)
        if ! let "AFTER - BEFORE == 0"; then
-               error_ignore bz20762 "IN CACHE: before: $BEFORE, after: $AFTER"
+               error_ignore bz20762 "IN CACHE (9):before:$BEFORE,after:$AFTER"
        else
                log "cache hits:: before: $BEFORE, after: $AFTER"
        fi
@@ -13461,7 +13468,7 @@ test_156() {
        cat $file >/dev/null
        AFTER=$(roc_hit)
        if ! let "AFTER - BEFORE == CPAGES"; then
-               error "NOT IN CACHE: before: $BEFORE, after: $AFTER"
+               error "NOT IN CACHE (1): before: $BEFORE, after: $AFTER"
        else
                log "cache hits:: before: $BEFORE, after: $AFTER"
        fi