diff options
Diffstat (limited to 'tests')
-rw-r--r-- | tests/bugs/shard/parallel-truncate-read.t | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/tests/bugs/shard/parallel-truncate-read.t b/tests/bugs/shard/parallel-truncate-read.t new file mode 100644 index 00000000000..4de876f58f6 --- /dev/null +++ b/tests/bugs/shard/parallel-truncate-read.t @@ -0,0 +1,48 @@ +#!/bin/bash + +#This test will crash if shard's LRU contains a shard's inode even after the +#inode is forgotten. Minimum time for crash to happen I saw was 180 seconds + +. $(dirname $0)/../../include.rc + +function keep_writing { + cd $M0; + while [ -f /tmp/parallel-truncate-read ] + do + dd if=/dev/zero of=file1 bs=1M count=16 + done + cd +} + +function keep_reading { + cd $M0; + while [ -f /tmp/parallel-truncate-read ] + do + cat file1 > /dev/null + done + cd +} + +cleanup; + +TEST touch /tmp/parallel-truncate-read +TEST glusterd +TEST pidof glusterd +TEST $CLI volume create $V0 replica 3 $H0:$B0/${V0}{0,1,2} +TEST $CLI volume set $V0 features.shard on +TEST $CLI volume set $V0 performance.quick-read off +TEST $CLI volume set $V0 performance.io-cache off +TEST $CLI volume set $V0 performance.stat-prefetch off +TEST $CLI volume set $V0 performance.read-ahead off +TEST $CLI volume start $V0 + +TEST $GFS --volfile-id=$V0 --volfile-server=$H0 $M0 +keep_writing & +keep_reading & +sleep 180 +TEST rm -f /tmp/parallel-truncate-read +wait +#test that the mount is operational +TEST stat $M0 + +cleanup; |