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diff --git a/qa/suites/rados/singleton-nomsgr/all/cache-fs-trunc.yaml b/qa/suites/rados/singleton-nomsgr/all/cache-fs-trunc.yaml
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+openstack:
+ - volumes: # attached to each instance
+ count: 3
+ size: 10 # GB
+roles:
+- [mon.a, mgr.x, mds.a, osd.0, osd.1, osd.2, client.0, client.1]
+tasks:
+- install:
+- ceph:
+ log-whitelist:
+ - overall HEALTH_
+ - \(CACHE_POOL_NO_HIT_SET\)
+ conf:
+ global:
+ osd max object name len: 460
+ osd max object namespace len: 64
+ debug client: 20
+ debug mds: 20
+ debug ms: 1
+- exec:
+ client.0:
+ - ceph osd pool create data_cache 4
+ - ceph osd tier add cephfs_data data_cache
+ - ceph osd tier cache-mode data_cache writeback
+ - ceph osd tier set-overlay cephfs_data data_cache
+ - ceph osd pool set data_cache hit_set_type bloom
+ - ceph osd pool set data_cache hit_set_count 8
+ - ceph osd pool set data_cache hit_set_period 3600
+ - ceph osd pool set data_cache min_read_recency_for_promote 0
+- ceph-fuse:
+- exec:
+ client.0:
+ - sudo chmod 777 $TESTDIR/mnt.0/
+ - dd if=/dev/urandom of=$TESTDIR/mnt.0/foo bs=1M count=5
+ - ls -al $TESTDIR/mnt.0/foo
+ - truncate --size 0 $TESTDIR/mnt.0/foo
+ - ls -al $TESTDIR/mnt.0/foo
+ - dd if=/dev/urandom of=$TESTDIR/mnt.0/foo bs=1M count=5
+ - ls -al $TESTDIR/mnt.0/foo
+ - cp $TESTDIR/mnt.0/foo /tmp/foo
+ - sync
+ - rados -p data_cache ls -
+ - sleep 10
+ - rados -p data_cache ls -
+ - rados -p data_cache cache-flush-evict-all
+ - rados -p data_cache ls -
+ - sleep 1
+- exec:
+ client.1:
+ - hexdump -C /tmp/foo | head
+ - hexdump -C $TESTDIR/mnt.1/foo | head
+ - cmp $TESTDIR/mnt.1/foo /tmp/foo