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Re: [SOGo] too many pid XXXX has been hanging in the same request for XX minutes


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  • From: "Christian Mack" ( ) < >
  • To:
  • Subject: Re: [SOGo] too many pid XXXX has been hanging in the same request for XX minutes
  • Date: Wed, 27 Mar 2019 10:07:46 +0100
  • Dmarc-filter: OpenDMARC Filter v1.2.0 mail.inverse.ca 587751DE5218

Hello

Am 26.03.19 um 20:17 schrieb "Daniel Carlos Silva"
( ):
>
> Hi folks,
> This happened today, starting at 300 per hour and increasing. It reached
> almost 1200 per hour.
>
> sogo.log:
> Mar 26 11:59:43 sogod [21474]: [WARN] <0x0x564c19758320[WOWatchDogChild]>
> pid 21594 has been hanging in the same request for 12 minutes
> Mar 26 11:59:47 sogod [21474]: [WARN] <0x0x564c19755f00[WOWatchDogChild]>
> pid 21579 has been hanging in the same request for 12 minutes
> Mar 26 11:59:47 sogod [21474]: [WARN] <0x0x564c19769940[WOWatchDogChild]>
> pid 21600 has been hanging in the same request for 13 minutes
> Mar 26 11:59:50 sogod [21474]: [WARN] <0x0x564c197c7ed0[WOWatchDogChild]>
> pid 21512 has been hanging in the same request for 18 minutes
> Mar 26 11:59:51 sogod [21474]: [WARN] <0x0x564c197a2a70[WOWatchDogChild]>
> pid 21619 has been hanging in the same request for 16 minutes
> Mar 26 11:59:53 sogod [21474]: [WARN] <0x0x564c197a1e30[WOWatchDogChild]>
> pid 21616 has been hanging in the same request for 14 minutes
> Mar 26 11:59:57 sogod [21474]: [WARN] <0x0x564c1978e9b0[WOWatchDogChild]>
> pid 21609 has been hanging in the same request for 15 minutes
> Mar 26 11:59:58 sogod [21474]: [WARN] <0x0x564c1978fc20[WOWatchDogChild]>
> pid 21612 has been hanging in the same request for 14 minutes
> Mar 26 11:59:58 sogod [21474]: [WARN] <0x0x564c19757be0[WOWatchDogChild]>
> pid 23763 has been hanging in the same request for 11 minutes
> Mar 26 11:59:58 sogod [21474]: [WARN] <0x0x564c196dcfd0[WOWatchDogChild]>
> pid 21532 has been hanging in the same request for 16 minutes
>
> sogod CPU usage has reached 100%
>
> Sogo and apache processes have been restarted and appear to have normalized
>
> sogo.conf
>   SOGoEnablePublicAccess = YES;
>   WOWatchDogRequestTimeout = 60;
>   WOWorkersCount = 20;
>   SOGoMaximumPingInterval = 3540;
>   SOGoMaximumSyncInterval = 3540;
>   SOGoInternalSyncInterval = 30;
>   SOGoMaximumSyncResponseSize = 1024;
>   SOGoMaximumSyncWindowSize = 512;
> ------------------------
> sogo prefork  150
>
>

That is normal for ActiveSync connections, as they can last up to 60
minutes per your configuration.
Each connection will block one worker.
Therefore you need one worker for each ActiveSync connection plus enough
to handel webinterface and dav access.


Kind regards,
Christian Mack

--
Christian Mack
Universität Konstanz
Kommunikations-, Informations-, Medienzentrum (KIM)
Abteilung Basisdienste
78457 Konstanz
+49 7531 88-4416

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