Re: BUG #3504: Some listening sessions never return from writing, problems ensue

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От Heikki Linnakangas
Тема Re: BUG #3504: Some listening sessions never return from writing, problems ensue
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Msg-id 46C5D839.3080302@enterprisedb.com
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Ответ на Re: BUG #3504: Some listening sessions never return from writing, problems ensue  ("Peter Koczan" <pjkoczan@gmail.com>)
Ответы Re: BUG #3504: Some listening sessions never return from writing, problems ensue
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Peter Koczan wrote:
>> Hm. To me it looks like the first psql session isn't prepared to gather
>> async notifies (checking...) indeed, psql only checks for async notifies when
>> issuing commands (you don't have to issue a NOTIFY in "Connection 1" to
>> receive the pending notifies -- *any* request directed to the server would do).
>>
>> If you see the queue building up as above, the problem lies almost
>> certainly on the client not gathering the notifies. The backend is
>> obviously willing to talk to you :-)
>>
>> I'd look for the problem in the client library (It's DBD::Pg in your
>> "real" case, isn't it?)
>
> *Light bulb lights up* Ah....I see what's going on now.
>
> I think I have enough information to test and fix the problem on our
> end. Thank you all for your help and patience. This can be considered
> resolved.

Please share the ending with us, I'm really curious after following this
thread :).

--
  Heikki Linnakangas
  EnterpriseDB   http://www.enterprisedb.com

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