| From: | Jehan-Guillaume de Rorthais <jgdr(at)dalibo(dot)com> |
|---|---|
| To: | Michael Paquier <michael(at)paquier(dot)xyz> |
| Cc: | Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>, sfrost(at)snowman(dot)net, masao(dot)fujii(at)gmail(dot)com, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Fetching timeline during recovery |
| Date: | 2020-01-03 15:11:38 |
| Message-ID: | 20200103161138.1d4950ca@firost |
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| Lists: | pgsql-hackers |
Hi,
On Mon, 23 Dec 2019 15:38:16 +0100
Jehan-Guillaume de Rorthais <jgdr(at)dalibo(dot)com> wrote:
[...]
> My idea would be to return a row from pg_stat_get_wal_receiver() as soon as
> a wal receiver has been replicating during the uptime of the standby, no
> matter if there's one currently working or not. If no wal receiver is active,
> the "pid" field would be NULL and the "status" would reports eg. "inactive".
> All other fields would report their last known value as they are kept in
> shared memory WalRcv struct.
Please, find in attachment a patch implementing the above proposal.
Regards,
| Attachment | Content-Type | Size |
|---|---|---|
| 0001-v1-Always-expose-available-stats-from-wal-receiver.patch | text/x-patch | 3.5 KB |
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