| From: | Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, pgsql-hackers(at)postgreSQL(dot)org |
| Subject: | Re: [COMMITTERS] pgsql: Augment WAL records for btree delete with GetOldestXmin() to |
| Date: | 2010-01-29 19:24:51 |
| Message-ID: | 4B633603.2030707@kaltenbrunner.cc |
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| Thread: | |
| Lists: | pgsql-committers pgsql-hackers |
Tom Lane wrote:
> sriggs(at)postgresql(dot)org (Simon Riggs) writes:
>> Log Message:
>> -----------
>> Augment WAL records for btree delete with GetOldestXmin() to reduce
>> false positives during Hot Standby conflict processing. Simple
>> patch to enhance conflict processing, following previous discussions.
>> Controlled by parameter minimize_standby_conflicts = on | off, with
>> default off allows measurement of performance impact to see whether
>> it should be set on all the time.
>
> WTF? Simon, this seems to be getting way way beyond anything the
> community has agreed to. Particularly, inventing GUCs is not something
> to be doing without consensus.
yeah actually both of the last commits seem rather strange given the
current discussion on this list I must say...
Stefan
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