Re: DBD::PG and long running queries and tcp stack timeout

From: Clemens Schwaighofer <clemens(dot)schwaighofer(at)e-graphics(dot)com>
To: John R Pierce <pierce(at)hogranch(dot)com>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: DBD::PG and long running queries and tcp stack timeout
Date: 2011-06-02 07:56:17
Message-ID: BANLkTi=uvCf6MkLbHRKObxu=VjRfTJynQA@mail.gmail.com
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yeah there is a NAT firewall inbetween. I can check there too.

But interesting thing is, if I set the tcp_keepalive_time higher it
won't time out. But still ... a bit strange.

2011/6/2 John R Pierce <pierce(at)hogranch(dot)com>:
> On 06/01/11 11:35 PM, Clemens Schwaighofer wrote:
>>
>> Hi,
>>
>> I have a script that runs a query on a remote server. The query will
>> take quite some time to finish.
>> Now the problem is that the tcp stack will timeout before the query is
>> finished.
>
>
> is there a NAT firewall or something else in the middle thats doing
> connection tracking?    tcp shouldn't time out like that even if your query
> is taking multiple hours.
>
>
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