Bug 1387988

Summary: Unknown acks (e.g. after network partition heals) should be handled gracefully #255
Product: Red Hat OpenStack Reporter: James Biao <jbiao>
Component: rabbitmq-serverAssignee: Peter Lemenkov <plemenko>
Status: CLOSED ERRATA QA Contact: Asaf Hirshberg <ahirshbe>
Severity: urgent Docs Contact:
Priority: high    
Version: 5.0 (RHEL 7)CC: ahirshbe, apevec, jeckersb, jschluet, lhh, plemenko, srevivo
Target Milestone: asyncKeywords: Triaged, ZStream
Target Release: 8.0 (Liberty)   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: rabbitmq-server-3.3.5-29.el7ost Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2016-12-21 16:43:22 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description James Biao 2016-10-24 06:55:09 UTC 
Description of problem:

https://github.com/rabbitmq/rabbitmq-server/issues/255.

This log message points to that issue:

=================================
=SUPERVISOR REPORT==== 18-Oct-2016::17:12:52 ===
     Supervisor: {local,rabbit_amqqueue_sup}
     Context:    child_terminated
     Reason:     {{case_clause,{empty,{[],[]}}},
                  [{rabbit_queue_consumers,subtract_acks,4,
                       [{file,"src/rabbit_queue_consumers.erl"},{line,274}]},
                   {rabbit_queue_consumers,subtract_acks,3,
                       [{file,"src/rabbit_queue_consumers.erl"},{line,252}]},
                   {rabbit_amqqueue_process,subtract_acks,4,
                       [{file,"src/rabbit_amqqueue_process.erl"},{line,660}]},
                   {rabbit_amqqueue_process,handle_cast,2,
                       [{file,"src/rabbit_amqqueue_process.erl"},{line,1082}]},
                   {gen_server2,handle_msg,2,
                       [{file,"src/gen_server2.erl"},{line,1022}]},
                   {proc_lib,init_p_do_apply,3,
                       [{file,"proc_lib.erl"},{line,239}]}]}
     Offender:   [{pid,<0.26511.0>},
                  {name,rabbit_amqqueue},
                  {mfargs,{rabbit_amqqueue_process,start_link,undefined}},
                  {restart_type,temporary},
                  {shutdown,4294967295},
                  {child_type,worker}]
=================================

This is splitted from BZ1387474, comment #3.

Requesting fix for OSP 5
Comment 5 errata-xmlrpc 2016-12-21 16:43:22 UTC 
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://rhn.redhat.com/errata/RHBA-2016-2990.html