| From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
|---|---|
| To: | Petr Jelinek <petr(dot)jelinek(at)2ndquadrant(dot)com> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers(at)postgreSQL(dot)org, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com> |
| Subject: | Re: More race conditions in logical replication |
| Date: | 2017-07-18 18:44:01 |
| Message-ID: | 20170718184401.uuoryrom34tl2e6j@alvherre.pgsql |
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| Lists: | pgsql-hackers |
Alvaro Herrera wrote:
> After going over this a bunch more times, I found other problems. For
> example, I noticed that if I create a temporary slot in one session,
> then another session would rightly go to sleep if it tries to drop that
> slot. But the slot goes away when the first session disconnects, so I'd
> expect the sleeping session to get a signal and wake up, but that
> doesn't happen.
>
> I'm going to continue to look at this and report back Tuesday 18th.
I got tangled up in a really tough problem this week, so I won't have
time to work on this for a couple of days. I can next update tomorrow
19:00 CLT (probably not with a final fix yet, though).
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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