[ngw] GWIA trouble

Douglas Smith apteryx at trey9.org
Tue Dec 18 16:44:50 UTC 2012


Thanks.    It does seem that 8.03hp1 is less stable than 8.02hp2.   We 
had 7 restarts yesterday (lots of Mac users).

  - Doug.


On 2012/12/18 10:41, Ben Knorr wrote:
> With 8.0.3-103395, yes; I can attest to it working great.
>   
> -ben
>
>>>> Douglas Smith <apteryx at trey9.org> 12/18/2012 9:28 AM >>>
> Does imapreadnew work with GroupWise 8?
>
>    - Doug.
>
> On 2012/12/17 17:47, Ben Knorr wrote:
>> I believe that after many months of GWIA instability, that the causes for our constant crashes were related to a mix of mobile devices and various IMAP clients (Mac Mail). Ultimately, even going from 2GB RAM to 16GB did not help. VMware performance graphs showed that memory usage would always creep up until it would crash, then after restarting it would drop...only to creep up again.
>>    
>> The *only* solution that worked for us was to impose the "--imapreadlimit 4" switch with "--imapreadnew" and to forcibly keep the busiest clients at bay. Stability has ensued.
>>    
>> -ben
>>
>>>>> Lawrence Kearney <lawrence.kearney at earthlink.net> 12/17/2012 10:45 AM >>>
>> David,
>> My experience has been that mobile devices connecting via pop/imap can cause this behavior. Checking for processes that have those ports open for extended periods of time will indicate you're experiencing this issue ...
>>
>> Only solution is to restart the agent ...
>>
>> -- lawrence
>>
>> David Gerisch <DGerisch at co.tulare.ca.us> wrote:
>>
>>> Does the following symptom ring any bells for anyone?
>>>
>>> My GWIAs are occasionally going non-responsive for SMTP.  GroupWise
>>> Monitor thinks they are running, but telnet to port 25 does not
>>> connect.  Every few minutes, the GWIA sends "The communications link to
>>> the GroupWise mail system is back up." to the postmaster.
>>>
>>> A stop and start of the GWIA restores SMTP service.
>>>
>>> GroupWise 2012 Support Pack 1.
>>>
>>> David Gerisch
>>>
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