| From: | Dan Ports <drkp(at)csail(dot)mit(dot)edu> |
|---|---|
| To: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, R?mi Zara <remi_zara(at)mac(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Andrew Dunstan <andrew(at)dunslane(dot)net>, Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov> |
| Subject: | Re: pika buildfarm member failure on isolationCheck tests |
| Date: | 2011-06-22 05:44:58 |
| Message-ID: | 20110622054458.GQ83336@csail.mit.edu |
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| Thread: | |
| Lists: | pgsql-hackers |
On Wed, Jun 22, 2011 at 01:31:11AM -0400, Dan Ports wrote:
> Yes, I suspect it can be done better. The reason it's tricky is a lock
> ordering issue; part of releasing a SerializableXact has to be done
> while holding SerializableXactHashLock and part has to be done without
> it (because it involves taking partition locks). Reworking the order of
> these things might work, but would require some careful thought since
> most of the code is shared with the non-abort cleanup paths. And yes,
> it's definitely the time for that.
...by which I mean it's definitely *not* the time for that, of course.
Dan
--
Dan R. K. Ports MIT CSAIL http://drkp.net/
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