pgorg_aav <
kahitarich-postgresorg@yahoo.com> writes:
> Hi,
>
> With wal shipping it is possible to pull the WAL files in advance from the master.
> Is it possible to do something similar for streaming replication?
wal_keep_segments <something higher>
Otherwise just use the already supported hybrid of WAL archiving and
streaming.
> This morning due to VM hardware issues, a couple of standbys lagged (A LOT) behind master
>
> # select * from pg_stat_replication ;
> pid | usesysid | usename | application_name | client_addr | client_hostname | client_port | backend_start | state | sent_location |
> write_location | flush_location | replay_location | sync_priority | sync_state
> -------+----------+----------+------------------+---------------+-----------------+-------------+-------------------------------+-----------+---------------+----------------+----------------+-----------------+---------------+------------
> ...=x8 snipped
> 1758 | 10 | postgres | walreceiver | 172.26.149.47 | | 34798 | 2014-02-04 14:48:51.318344-05 | streaming | 1D0/C49A9BE0 | 1D0/
> C49A9BE0 | 1D0/C49A9BE0 | 1D0/C49A9B38 | 0 | async
> 16072 | 10 | postgres | walreceiver | 172.26.115.48 | | 57152 | 2013-12-07 09:25:21.713723-05 | streaming | 1C8/11B40000 | 1C8/
> 119A0000 | 1C8/11900000 | 1C8/117EDAB8 | 0 | async
> (9 rows)
>
> Thanks much in advance,
> Amit
>
--
Jerry Sievers
Postgres DBA/Development Consulting
e:
postgres.consulting@comcast.netp: 312.241.7800
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