Bug #7689: librados: ENOENT on ioctx create - Ceph - Ceph

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Bug #7689

closed

librados: ENOENT on ioctx create

Added by Sage Weil about 10 years ago. Updated about 10 years ago.

Status:

Duplicate

Priority:

High

Assignee:

Sage Weil

Category:

Monitor

Target version:

% Done:

Source:

Q/A

Tags:

Backport:

Regression:

Severity:

3 - minor

Reviewed:

Affected Versions:

ceph-qa-suite:

Pull request ID:

Crash signature (v1):

Crash signature (v2):

Description

I think this is a race with pool creation, mon quorum changes, and new client startup getting a not-quite-fresh osdmap:


2014-03-11T13:47:41.704 INFO:teuthology.task.rados.ceph_manager:creating pool_name unique_pool_0
2014-03-11T13:47:41.704 DEBUG:teuthology.orchestra.run:Running [10.214.132.37]: 'adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage ceph osd pool create unique_pool_0 1'
2014-03-11T13:47:41.839 DEBUG:teuthology.orchestra.run:Running [10.214.132.37]: 'adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage ceph -m 10.214.132.37:6793 mon_status'
2014-03-11T13:47:42.063 DEBUG:teuthology.orchestra.run:Running [10.214.132.37]: 'adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage ceph -m 10.214.132.24:6789 mon_status'
2014-03-11T13:47:42.140 INFO:teuthology.orchestra.run.err:[10.214.132.37]: pool 'unique_pool_0' created
2014-03-11T13:47:42.151 DEBUG:teuthology.orchestra.run:Running [10.214.132.24]: 'CEPH_CLIENT_ID=0 adjust-ulimits ceph-coverage /home/ubuntu/cephtest/archive/coverage ceph_test_rados --op read 100 --op write 100 --op delete 50 --max-ops 4000 --objects 50 --max-in-flight 16 --s
ize 4000000 --min-stride-size 400000 --max-stride-size 800000 --max-seconds 0 --op copy_from 50 --op snap_create 50 --op snap_remove 50 --op rollback 50 --pool unique_pool_0'
2014-03-11T13:47:42.171 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]: adding op weight read -> 100
2014-03-11T13:47:42.171 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]: adding op weight write -> 100
2014-03-11T13:47:42.171 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]: adding op weight delete -> 50
2014-03-11T13:47:42.171 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]: adding op weight copy_from -> 50
2014-03-11T13:47:42.172 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]: adding op weight snap_create -> 50
2014-03-11T13:47:42.172 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]: adding op weight snap_remove -> 50
2014-03-11T13:47:42.172 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]: adding op weight rollback -> 50
2014-03-11T13:47:42.172 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]: ceph version 0.77-791-g1249b0b (1249b0bd76bde12796652aa5dc52ecba51fd52ce)
2014-03-11T13:47:42.173 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]: Configuration:
2014-03-11T13:47:42.173 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]:         Number of operations: 4000
2014-03-11T13:47:42.173 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]:         Number of objects: 50
2014-03-11T13:47:42.173 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]:         Max in flight operations: 16
2014-03-11T13:47:42.173 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]:         Object size (in bytes): 4000000
2014-03-11T13:47:42.174 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]:         Write stride min: 400000
2014-03-11T13:47:42.174 INFO:teuthology.task.rados.rados.0.out:[10.214.132.24]:         Write stride max: 800000
2014-03-11T13:47:42.181 INFO:teuthology.task.rados.rados.0.err:[10.214.132.24]: Error initializing rados test context: (2) No such file or directory

ubuntu@teuthology:/var/lib/teuthworker/archive/teuthology-2014-03-11_02:30:01-rados-firefly-distro-basic-plana/125883

i saw this a few days earlier, too :(

Related issues 1 (0 open — 1 closed)