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Bug #762

cmon: PGMonitor::encode_pending() assert failure

Added by Sage Weil almost 10 years ago. Updated over 9 years ago.

Status:
Can't reproduce
Priority:
High
Assignee:
Category:
Monitor
Target version:
% Done:

0%

Source:
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Pull request ID:
Crash signature:

Description

from ML:


From: Chris Dunlop <chris@onthe.net.au>
Date: Wed, Feb 2, 2011 at 5:51 PM
Subject: cmon: PGMonitor::encode_pending() assert failure
To: ceph-devel@vger.kernel.org

G'day,

I received this assert failure after copying about 110 GB of data into
a previously-empty ceph 0.24.2:

ceph version 0.25~rc (commit:73e76723e35562c9391872e07cf314b4465f30af)
2011-02-03 08:05:26.779951 409b9950 mon.0@0(leader).pg v19635
PGMonitor::update_from_paxos: error parsing incremental update:
buffer::end_of_buffer
2011-02-03 08:05:28.651238 42b99950 mon.0@0(leader).pg v19635
PGMonitor::update_from_paxos: error parsing incremental update:
buffer::end_of_buffer
mon/PGMonitor.cc: In function 'virtual void
PGMonitor::encode_pending(ceph::bufferlist&)', In thread 409b9950
mon/PGMonitor.cc:178: FAILED assert(paxos->get_version() + 1 ==
pending_inc.version)
 ceph version 0.25~rc (commit:73e76723e35562c9391872e07cf314b4465f30af)
 1: (PGMonitor::encode_pending(ceph::buffer::list&)+0x442) [0x4d4332]
 2: (PaxosService::propose_pending()+0x26d) [0x4995ad]
 3: (SafeTimer::timer_thread()+0x65f) [0x5602bf]
 4: (SafeTimerThread::entry()+0xd) [0x563a3d]
 5: (Thread::_entry_func(void*)+0xa) [0x46fe0a]
 6: /lib/libpthread.so.0 [0x7f282fd87fc7]
 7: (clone()+0x6d) [0x7f282ec6764d]
 NOTE: a copy of the executable, or `objdump -rdS <executable>` is
needed to interpret this.
*** Caught signal (Aborted) ***
in thread 409b9950
 ceph version 0.25~rc (commit:73e76723e35562c9391872e07cf314b4465f30af)
 1: /usr/bin/cmon [0x58054e]
 2: /lib/libpthread.so.0 [0x7f282fd8fa80]
 3: (gsignal()+0x35) [0x7f282ebc9ed5]
 4: (abort()+0x183) [0x7f282ebcb3f3]
 5: (__gnu_cxx::__verbose_terminate_handler()+0x114) [0x7f282f44d294]
 6: /usr/lib/libstdc++.so.6 [0x7f282f44b696]
 7: /usr/lib/libstdc++.so.6 [0x7f282f44b6c3]
 8: /usr/lib/libstdc++.so.6 [0x7f282f44b7aa]
 9: (ceph::__ceph_assert_fail(char const*, char const*, int, char
const*)+0x3f4) [0x563f84]
 a: (PGMonitor::encode_pending(ceph::buffer::list&)+0x442) [0x4d4332]
 b: (PaxosService::propose_pending()+0x26d) [0x4995ad]
 c: (SafeTimer::timer_thread()+0x65f) [0x5602bf]
 d: (SafeTimerThread::entry()+0xd) [0x563a3d]
 e: (Thread::_entry_func(void*)+0xa) [0x46fe0a]
 f: /lib/libpthread.so.0 [0x7f282fd87fc7]
 10: (clone()+0x6d) [0x7f282ec6764d]

If needed, the cmon executable is available here:

http://www.onthe.net.au/private/cmon.gz

If you need any other info, just holler!

History

#1 Updated by Sage Weil almost 10 years ago

  • Target version changed from v0.24.3 to v0.25

#2 Updated by Sage Weil almost 10 years ago

  • Target version changed from v0.25 to v0.25.1

#3 Updated by Sage Weil over 9 years ago

  • Status changed from New to Can't reproduce

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