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Description of problem: 2016-04-04T18:02:10.609 INFO:tasks.rbd:Creating image testimage.client.0 with size 20480 2016-04-04T18:02:10.609 INFO:teuthology.orchestra.run.clara010:Running: 'adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage rbd -p rbd create --size 20480 testimage.client.0' 2016-04-04T18:02:12.076 INFO:tasks.rbd:Loading rbd kernel module... 2016-04-04T18:02:12.078 INFO:teuthology.orchestra.run.clara010:Running: 'sudo modprobe rbd' 2016-04-04T18:02:12.153 INFO:tasks.rbd:Creating rbd block devices... 2016-04-04T18:02:12.154 INFO:teuthology.orchestra.run.clara010:Running: "sudo adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage rbd --user 0 -p rbd map testimage.client.0 && while test '!' -e /dev/rbd/rbd/testimage.client.0 ; do sleep 1 ; done" 2016-04-04T18:02:12.339 INFO:teuthology.orchestra.run.clara010.stderr:rbd: sysfs write failed 2016-04-04T18:02:12.340 INFO:teuthology.orchestra.run.clara010.stderr:rbd: map failed: (6) No such device or address Version-Release number of selected component (if applicable): ceph version 10.1.0-1.el7cp (61adb020219fbad4508050b5f0a792246ba74dae) How reproducible: 1/1 Steps to Reproduce: Run rbd iozone test Actual results: 2016-04-04T18:02:09.331 INFO:teuthology.orchestra.run.clara002:Running: 'sudo adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage ceph osd pool get rbd pg_num' 2016-04-04T18:02:09.715 INFO:teuthology.orchestra.run.clara002:Running: 'sudo adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage ceph osd pool get cephfs_metadata pg_num' 2016-04-04T18:02:10.096 INFO:teuthology.orchestra.run.clara002:Running: 'sudo adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage ceph osd pool get cephfs_data pg_num' 2016-04-04T18:02:10.483 INFO:teuthology.run_tasks:Running task rbd... 2016-04-04T18:02:10.608 DEBUG:tasks.rbd:rbd config is: {'client.0': {'image_size': 20480}} 2016-04-04T18:02:10.609 INFO:tasks.rbd:Creating image testimage.client.0 with size 20480 2016-04-04T18:02:10.609 INFO:teuthology.orchestra.run.clara010:Running: 'adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage rbd -p rbd create --size 20480 testimage.client.0' 2016-04-04T18:02:12.076 INFO:tasks.rbd:Loading rbd kernel module... 2016-04-04T18:02:12.078 INFO:teuthology.orchestra.run.clara010:Running: 'sudo modprobe rbd' 2016-04-04T18:02:12.153 INFO:tasks.rbd:Creating rbd block devices... 2016-04-04T18:02:12.154 INFO:teuthology.orchestra.run.clara010:Running: "sudo adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage rbd --user 0 -p rbd map testimage.client.0 && while test '!' -e /dev/rbd/rbd/testimage.client.0 ; do sleep 1 ; done" 2016-04-04T18:02:12.339 INFO:teuthology.orchestra.run.clara010.stderr:rbd: sysfs write failed 2016-04-04T18:02:12.340 INFO:teuthology.orchestra.run.clara010.stderr:rbd: map failed: (6) No such device or address 2016-04-04T18:02:12.343 ERROR:teuthology.contextutil:Saw exception from nested tasks Traceback (most recent call last): File "/home/teuthworker/src/teuthology_rh2/teuthology/contextutil.py", line 28, in nested vars.append(enter()) File "/usr/lib/python2.7/contextlib.py", line 17, in __enter__ return self.gen.next() File "/home/teuthworker/src/ceph-qa-suite_jewel/tasks/rbd.py", line 257, in dev_create 'done', File "/home/teuthworker/src/teuthology_rh2/teuthology/orchestra/remote.py", line 196, in run r = self._runner(client=self.ssh, name=self.shortname, **kwargs) File "/home/teuthworker/src/teuthology_rh2/teuthology/orchestra/run.py", line 378, in run r.wait() File "/home/teuthworker/src/teuthology_rh2/teuthology/orchestra/run.py", line 114, in wait label=self.label) CommandFailedError: Command failed on clara010 with status 6: "sudo adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage rbd --user 0 -p rbd map testimage.client.0 && while test '!' -e /dev/rbd/rbd/testimage.client.0 ; do sleep 1 ; done" 2016-04-04T18:02:12.346 INFO:tasks.rbd:Unloading rbd kernel module... 2016-04-04T18:02:12.347 INFO:teuthology.orchestra.run.clara010:Running: 'sudo modprobe -r rbd || true' 2016-04-04T18:02:12.414 INFO:tasks.rbd:Deleting rbd images... 2016-04-04T18:02:12.416 INFO:teuthology.orchestra.run.clara010:Running: 'adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage rbd -p rbd rm testimage.client.0' 2016-04-04T18:02:12.622 INFO:teuthology.orchestra.run.clara010.stderr: Removing image: 1% complete... 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Removing image: 95% complete... Removing image: 96% complete... Removing image: 97% complete... Removing image: 98% complete... Removing image: 99% complete... Removing image: 100% complete...done. 2016-04-04T18:02:12.625 ERROR:teuthology.run_tasks:Saw exception from tasks. Expected results: Additional info: http://magna002.ceph.redhat.com/vasu-2016-04-04_15:32:20-smoke-jewel---basic-clara/217139/teuthology.log
The test suite needs to change the default features to just layering, which is all the kernel supports. You should rebase your ceph-qa-suite branches to pick up this change from f9a69022564a1bbf76d38f8b7ef5b9fe1a387be5 and 48599465d6f1c1c61dde1501e532839fe8999de2