[pgpool-general: 4785] Re: listen backlog overflowing
Tatsuo Ishii
ishii at postgresql.org
Wed Jul 13 07:56:09 JST 2016
> What can cause the backlog to overflow?
Have you actually seen something like this?
535 times the listen queue of a socket overflowed
> I've increased the somaxconn and max_backlog sysctl parameters.
>
> net.core.somaxconn = 16384
> net.core.netdev_max_backlog = 16384
>
> pgpool conf
>
> listen_backlog_multiplier = 5
> num_init_children = 40
> max_pool = 5
> child_life_time = 300
> child_max_connections = 0
> connection_life_time = 0
> client_idle_limit = 600
>
> Any ideas would be great!!!
If so, strange... is the server dedicated for pgpool-II? or do you
have another software running on the same server which could use the
listen queue?
Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp
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