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From "Steve Huston" <shus...@riverace.com>
Subject RE: JERR_JCNTL_AIOCMPLWAIT arror and Attempted size underflow on dequeue
Date Thu, 10 Mar 2011 17:10:59 GMT
Hi Barys,

> Greetings!
> We have faced with several errors while using qpid 0.6 in our 
> environment. It is really strange, because we don't use cluster:

Could you upgrade to 0.8? Also, 0.10 will be released within a few

> 1)      2011-mar-10 14:00:13 critical Journal 
> "FORTS.Instruments_In": get_events() returned 
> JERR_JCNTL_AIOCMPLWAIT; wmgr_status: wmgr: pi=23 pc=3 po=0 
> state: Active fcntl[0]: pfid=0 ws=772 wc=0 rs=0 rc=0ec=5 ac=4
> 2)      2011-mar-10 14:11:17 error Connection 
> closed by error: Attempted size underflow on dequeue(634): 
> size: max=104857600, current=627; count: unlimited; 
> type=reject (qpid/broker/QueuePolicy.cpp:51)(501)
> I'v googled it but nothing interesting.
> Could you please suggest me something to find the root of the 
> problem and what should I do to avoid it?

Neither error seems related to clustering.

The first is related to journaling - are you using persistent

This is just a guess, but the second may be related to the first.


Steve Huston, Riverace Corporation
Total Lifecycle Support for Your Networked Applications

Apache Qpid - AMQP Messaging Implementation
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