Bug #12820: stuck looping on 'ls /sys/fs/fuse/connections' - CephFS - Ceph

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Bug #12820

closed

stuck looping on 'ls /sys/fs/fuse/connections'

Added by Greg Farnum over 8 years ago. Updated over 8 years ago.

Status:

Resolved

Priority:

Normal

Assignee:

Category:

Testing

Target version:

% Done:

Source:

Q/A

Tags:

Backport:

Regression:

Severity:

3 - minor

Reviewed:

Affected Versions:

ceph-qa-suite:

Component(FS):

Labels (FS):

Pull request ID:

Crash signature (v1):

Crash signature (v2):

Description

http://pulpito.ceph.com/teuthology-2015-08-21_23:04:01-fs-master---basic-multi/1025967/

2015-08-23T00:19:30.438 INFO:teuthology.run_tasks:Running task ceph_fuse...
2015-08-23T00:19:30.439 INFO:tasks.ceph_fuse:Mounting ceph-fuse clients...
2015-08-23T00:19:30.439 INFO:tasks.cephfs.fuse_mount:Client client.0 config is {}
2015-08-23T00:19:30.440 INFO:tasks.cephfs.fuse_mount:Mounting ceph-fuse client.0 at ubuntu@plana94.front.sepia.ceph.com /home/ubuntu/cephtest/mnt.0...
2015-08-23T00:19:30.440 INFO:teuthology.orchestra.run.plana94:Running: 'mkdir -- /home/ubuntu/cephtest/mnt.0'
2015-08-23T00:19:30.446 INFO:teuthology.orchestra.run.plana94:Running: 'sudo mount -t fusectl /sys/fs/fuse/connections /sys/fs/fuse/connections'
2015-08-23T00:19:30.525 INFO:teuthology.orchestra.run.plana94.stderr:mount: /sys/fs/fuse/connections already mounted or /sys/fs/fuse/connections busy
2015-08-23T00:19:30.526 INFO:teuthology.orchestra.run.plana94.stderr:mount: according to mtab, none is already mounted on /sys/fs/fuse/connections
2015-08-23T00:19:30.527 INFO:teuthology.orchestra.run.plana94:Running: 'ls /sys/fs/fuse/connections'
2015-08-23T00:19:30.597 INFO:tasks.cephfs.fuse_mount:Pre-mount connections: []
2015-08-23T00:19:30.597 INFO:teuthology.orchestra.run.plana94:Running: 'sudo adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage daemon-helper kill ceph-fuse -f --name client.0 /home/ubuntu/cephtest/mnt.0'
2015-08-23T00:19:30.666 INFO:teuthology.orchestra.run.plana94:Running: 'sudo mount -t fusectl /sys/fs/fuse/connections /sys/fs/fuse/connections'
2015-08-23T00:19:30.677 INFO:teuthology.orchestra.run.plana94.stderr:mount: /sys/fs/fuse/connections already mounted or /sys/fs/fuse/connections busy
2015-08-23T00:19:30.677 INFO:teuthology.orchestra.run.plana94.stderr:mount: according to mtab, none is already mounted on /sys/fs/fuse/connections
2015-08-23T00:19:30.679 INFO:teuthology.orchestra.run.plana94:Running: 'ls /sys/fs/fuse/connections'
2015-08-23T00:19:30.871 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.plana94.stdout:ceph-fuse[18347]: starting ceph client
2015-08-23T00:19:30.871 INFO:tasks.cephfs.fuse_mount.ceph-fuse.0.plana94.stderr:2015-08-23 00:19:30.871664 7ff3001607c0 -1 init, newargv = 0x7ff303a1cff0 newargc=11
2015-08-23T00:19:31.749 INFO:teuthology.orchestra.run.plana94:Running: 'sudo mount -t fusectl /sys/fs/fuse/connections /sys/fs/fuse/connections'
2015-08-23T00:19:31.760 INFO:teuthology.orchestra.run.plana94.stderr:mount: /sys/fs/fuse/connections already mounted or /sys/fs/fuse/connections busy
2015-08-23T00:19:31.761 INFO:teuthology.orchestra.run.plana94.stderr:mount: according to mtab, none is already mounted on /sys/fs/fuse/connections
2015-08-23T00:19:31.762 INFO:teuthology.orchestra.run.plana94:Running: 'ls /sys/fs/fuse/connections'
2015-08-23T00:19:32.831 INFO:teuthology.orchestra.run.plana94:Running: 'sudo mount -t fusectl /sys/fs/fuse/connections /sys/fs/fuse/connections'
2015-08-23T00:19:32.843 INFO:teuthology.orchestra.run.plana94.stderr:mount: /sys/fs/fuse/connections already mounted or /sys/fs/fuse/connections busy
2015-08-23T00:19:32.843 INFO:teuthology.orchestra.run.plana94.stderr:mount: according to mtab, none is already mounted on /sys/fs/fuse/connections
2015-08-23T00:19:32.844 INFO:teuthology.orchestra.run.plana94:Running: 'ls /sys/fs/fuse/connections'

This is similar to #12506, but in that one it timed out after 30 seconds. Here that's not happening for some reason.