Thomas,

Both useDB4griplist and useDB4IntCache were already unchecked.


Michael Thomas
Mathbox
978-687-3300
Toll Free: 1-877-MATHBOX (1-877-628-4269)

On 7/13/2013 3:03 AM, Thomas Eckardt wrote:
> try the following:
>
> switch off
>
> useDB4griplist
> useDB4IntCache
>
> restart assp
>
> Thomas
>
>
>
>
> Von:    Michael Thomas <m...@mathbox.com>
> An:     assp-test@lists.sourceforge.net,
> Datum:  12.07.2013 19:14
> Betreff:        Re: [Assp-test] Crashes with multiple connections
>
>
>
> Thomas,
>
> ASSP version 2.3.4(13187)
> Perl Version:  5.016003
>
> I am running two instances of ASSP. One actively processes messages. The
> other is idle (not connected to the internet).
>
> I use the idle instance to confirm my edits to bomb files do not contain
> errors. The idle instance never crashes and does not leak memory.
>
> The active instance leaks memory, but not for every message. When it
> does leak, it leaks in approximately 500KB chunks. The leak occurs
> during CPU spikes (assumed to be processing message(s)). Accumulating
> memory is reflected in assp-process-memory. I realize ASSP will suck up
> some memory initially, but it should stabilize.
>
> The active instance either crashes or hangs two or three times per day.
> When ASSP hangs, it will not respond to a service stop request; the
> system must be rebooted. I am running verbose logging on everything.
> When it hangs, it has just accepted a connection. There is never
> anything else in the log.
>
> ASSP crashes or hangs long before it uses up all memory.
>
> ASSP is not using a database, not using Bayesian or Hidden Markov Model,
> no INET6 module, DB_File is disabled, no NetSNMP module,
> Regex::Optimizer disabled, Regexp::Optimizer disabled, no
> Win32::API::OutputDebugString module. All other modules meet or exceed
> the minimum version requirements.
>
> PS: I have two other systems running ASSP version 2.1.2(12087). They are
> absolutely stable, rock solid, and reliable. Run like champs. Never
> crash. Scheduled restart every night is historic, but not sure I need it.
>
>
> Michael Thomas
> Mathbox
> 978-687-3300
> Toll Free: 1-877-MATHBOX (1-877-628-4269)
>
> On 7/12/2013 6:58 AM, Thomas Eckardt wrote:
>> $lockDatabases = 1 should do the tick for most cases - 'delaySameIP' is
>> obsolet
>>
>> The behavior is related to an issue in the MySQL DBD driver shared
> memory
>> access.
>>
>> using DBD::mysql 4.023 I never saw those crashes again on Windows.
>>
>> Thomas
>>
>>
>>
>>
>> Von:    "Colin Waring" <co...@lanternhosting.co.uk>
>> An:     "'ASSP development mailing list'"
>> <assp-test@lists.sourceforge.net>,
>> Datum:  12.07.2013 10:51
>> Betreff:        [Assp-test] Crashes with multiple connections
>>
>>
>>
>> Howdy,
>>
>>
>>
>> I've been running my ASSP VMs on single CPU instances for a while since
>> the
>> topic of concurrent connections was going on a while back. I was having
>> some
>> serious performance issues so I've gone back up to multiple CPUs to
> solve
>> that.
>>
>>
>>
>> Lo and behold the crashes have come back several times a day with the
> same
>> behaviour. I have two cases which give good examples:
>>
>>
>>
>> 1)      The same IP delivers the same message to two different email
>> addresses at the same time (ie two people at the same company subscribed
>> to
>> the same mailing list)
>>
>> 2)      Different IPs deliver the same message to two different email
>> addresses at the same time (ie a mailing list delivered by a big hosted
>> solution running of multiple servers)
>>
>>
>>
>> I have the following in CorrectASSPcfg.pm from previous discussions:
>>
>>
>>
>>       $main::delaySameIP = 5; # number > 0 - prevents accessing same
> storage
>> for identical connections at the same time
>>
>>       &main::mlog(0,"info: delaySameIP set to 5");
>>
>>
>>
>>       $main::lockDatabases = 1;
>>
>>       &main::mlog(0,"info: database table locking is now enabled");
>>
>>
>>
>> I also remember that the problem originally occurred and was resolved by
> a
>> different setting in CorrectASSPcfg.pm. It was only when the setting was
>> renamed to above that the problem came and refuses to go away.
>>
>>
>>
>> Were there any more steps to help look into this one or should I go back
>> to
>> single CPU and suck the performance drop?
>>
>>
>>
>> Currently running Ubuntu 12.04.2 LTS with Perl v5.14.2. I want to build
> a
>> test machine and run it with a later version of Perl, I know that
>> Redhat/CentOS always say not to muck with the base version of Perl and
>> haven't looked into that with Ubuntu yet.
>>
>>
>>
>> All the best,
>>
>> Colin Waring
>>
>>
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