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Diffstat (limited to 'tests/basic/ec/lock-contention.t')
-rw-r--r-- | tests/basic/ec/lock-contention.t | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/tests/basic/ec/lock-contention.t b/tests/basic/ec/lock-contention.t new file mode 100644 index 00000000000..8f86cee16ad --- /dev/null +++ b/tests/basic/ec/lock-contention.t @@ -0,0 +1,62 @@ +#!/bin/bash + +# This test verifies that when 'lock-notify-contention' option is enabled, +# locks xlator actually sends an upcall notification that causes the acquired +# lock from one client to be released before it's supposed to when another +# client accesses the file. + +. $(dirname $0)/../../include.rc +. $(dirname $0)/../../volume.rc + +function elapsed_time() { + local start="`date +%s`" + + if [[ "test" == `cat "$1"` ]]; then + echo "$((`date +%s` - ${start}))" + fi +} + +cleanup + +TEST glusterd +TEST pidof glusterd +TEST $CLI volume create $V0 disperse 3 redundancy 1 $H0:$B0/${V0}{0..2} +TEST $CLI volume set $V0 performance.stat-prefetch off +TEST $CLI volume set $V0 performance.write-behind off +TEST $CLI volume set $V0 performance.quick-read off +TEST $CLI volume set $V0 performance.read-ahead off +TEST $CLI volume set $V0 performance.io-cache off +TEST $CLI volume set $V0 features.locks-notify-contention off +TEST $CLI volume set $V0 disperse.eager-lock on +TEST $CLI volume set $V0 disperse.eager-lock-timeout 6 +TEST $CLI volume set $V0 disperse.other-eager-lock on +TEST $CLI volume set $V0 disperse.other-eager-lock-timeout 6 +TEST $CLI volume start $V0 + +TEST $GFS --direct-io-mode=yes --volfile-id=/$V0 --volfile-server=$H0 $M0 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "3" ec_child_up_count $V0 0 $M0 + +TEST $GFS --direct-io-mode=yes --volfile-id=/$V0 --volfile-server=$H0 $M1 +EXPECT_WITHIN $CHILD_UP_TIMEOUT "3" ec_child_up_count $V0 0 $M1 + +TEST $(echo "test" >$M0/file) + +# With locks-notify-contention set to off, accessing the file from another +# client should take 6 seconds. Checking against 3 seconds to be safe. +elapsed="$(elapsed_time $M1/file)" +TEST [[ ${elapsed} -ge 3 ]] + +elapsed="$(elapsed_time $M0/file)" +TEST [[ ${elapsed} -ge 3 ]] + +TEST $CLI volume set $V0 features.locks-notify-contention on + +# With locks-notify-contention set to on, accessing the file from another +# client should be fast. Checking against 3 seconds to be safe. +elapsed="$(elapsed_time $M1/file)" +TEST [[ ${elapsed} -le 3 ]] + +elapsed="$(elapsed_time $M0/file)" +TEST [[ ${elapsed} -le 3 ]] + +cleanup |