From: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
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To: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
Cc: | PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Recovery test failure for recovery_min_apply_delay on hamster |
Date: | 2016-03-09 01:22:16 |
Message-ID: | CAB7nPqSGFpe1q3p3ErnNA6jhaU-DBgmWR_tkkz97CssYURX4fw@mail.gmail.com |
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On Wed, Mar 9, 2016 at 12:14 AM, Alvaro Herrera
<alvherre(at)2ndquadrant(dot)com> wrote:
> Is there anything we can do to short-circuit the wait in the case that
> replication happens promptly? A one-minute wait would be acceptable we
> terminate it early by checking every second.
After sleeping (best debugger ever) on that, actually a way popped up
in my mind, and I propose the attached, which refactors a bit 005 and
checks that the LSN position of master has been applied on standby
after at least the delay wanted. A maximum delay of 90s is authorized,
like poll_query_until.
--
Michael
Attachment | Content-Type | Size |
---|---|---|
fix-recovery-delay-v2.patch | application/x-patch | 2.0 KB |
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