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MQSeries.net Forum Index » General IBM MQ Support » PROC_LIMIT exceeded error on MQ7.0.0.1

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WBI_User21
PostPosted: Tue Jul 20, 2010 6:17 am    Post subject: PROC_LIMIT exceeded error on MQ7.0.0.1 Reply with quote

Voyager

Joined: 12 Jun 2007
Posts: 98
Hi MQExperts ,
We are getting following error frequently on newly built MQ 7 servers

+-----------------------------------------------------------------------------+
| PIDS :- 5724H7224 |
| LVLS :- 7.0.0.1 |
| Product Long Name :- WebSphere MQ for Linux (x86 platform) |
| Vendor :- IBM |
| Probe Id :- ZL000066 |
| Application Name :- MQM |
| Component :- zlaMain |
| SCCS Info :- cmd/lqm/amqzlaa0.c, 1.193.1.3 |
| Line Number :- 572 |
| Build Date :- Jan 15 2009 |
| CMVC level :- p700-001-090115 |
| Build Type :- IKAP - (Production) |
| UserID :- 00001000 (mqm) |
| Program Name :- amqzlaa0 |
| Addressing mode :- 32-bit |
| Process :- 23097 |
| Process(Thread) :- 23097 |
| Thread :- 1 |
| ThreadingModel :- PosixThreads |
| QueueManager :- XX!QM!MMB701T |
| ConnId(1) IPCC :- 146229 |
| ConnId(2) QM :- 47293 |
| Last HQC :- 1.0.0-5498092 |
| Last HSHMMMB :- 2.1.35-121684 |
| Major Errorcode :- xecF_E_UNEXPECTED_RC |
| Minor Errorcode :- xecP_E_PROC_LIMIT |
| Probe Type :- MSGAMQ6118 |
| Probe Severity :- 2 |
| Probe Description :- AMQ6118: An internal WebSphere MQ error has occurred |
| (20006026) |
| FDCSequenceNumber :- 1 |
| Arith1 :- 536895526 20006026 |
| |
+-----------------------------------------------------------------------------+


Process limit was never exceeded .We have monitored number of process created on OS . The number of process never exceeded the max process limit . Max process limit set on Operating system is 4096 ( nproc kernel parameter is set to 4096 as mentioned quick beginnings guide. If some one has experienced this kind of problem on MQ 7 , can you please share your experiece .

Thanks in advance .
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gbaddeley
PostPosted: Tue Jul 20, 2010 4:10 pm    Post subject: Reply with quote

Jedi Knight

Joined: 25 Mar 2003
Posts: 2538
Location: Melbourne, Australia
Have you checked the process limit for the mqm userid?
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Glenn
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WBI_User21
PostPosted: Wed Jul 21, 2010 1:09 am    Post subject: Reply with quote

Voyager

Joined: 12 Jun 2007
Posts: 98
Server is doing fairly good . Number of process created by MQM are in control. Process limit never exceeded max process configured on the server . CPU , Memory utilization are OK
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WBI_User21
PostPosted: Wed Jul 21, 2010 3:12 pm    Post subject: Reply with quote

Voyager

Joined: 12 Jun 2007
Posts: 98
It was found increase in client connections through server connection channels has created many amqzlaa0 process resulted in Process limit exceeded error . Currently we have restricted the client connection by setting MAXINST property of server connection channels. Thanks for your help .
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