[pgpool-general: 6772] Re: Fwd: Query on quarantine node

[Tatsuo Ishii]

> Hi Pgpool Team,
> 
>            Am using pgpool for managing postgres cluster in my production
> environment, but sometimes I see few of the nodes being marked as
> 'quarantined' in the below two cases.
> *Wanted to understand when the nodes will be marked as quarantined.*
> 
> 
> *Case 1: Bring down one of the slave node*
> - I see master node showing status as ' quarantined' for one on the slave
> node  , while others show as 'up' is it expected?
> - Ideally, the status should have been down right ?
> 
> Case 2 : In a 3-node cluster, the first master was already down, when
> getting the second master down, always its status is marked as
> 'quarantined'
> - Is this expected ?
> - What exactly  'quarantined' means here.
> 
> Please let me know the same at the earliest.
> 
> 
> Thanks And Regards,
> 
>    Lakshmi Y M

See the manual for the meaning of "quarantine".

https://www.pgpool.net/docs/latest/en/html/runtime-watchdog-config.html#CONFIG-WATCHDOG-FAILOVER-BEHAVIOR

Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp