| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Jeff Janes <jeff(dot)janes(at)gmail(dot)com> |
| Cc: | Greg Stark <stark(at)mit(dot)edu>, Amit Kapila <amit(dot)kapila(at)huawei(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Jim Nasby <jim(at)nasby(dot)net>, Jeff Davis <pgsql(at)j-davis(dot)com>, Florian Pflug <fgp(at)phlo(dot)org>, Andres Freund <andres(at)2ndquadrant(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: corrupt pages detected by enabling checksums |
| Date: | 2013-05-10 19:21:05 |
| Message-ID: | CA+TgmobFO+QntNetiun0xw03p8AyX1Ne8CDUGcOT3MNW1-3grw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Fri, May 10, 2013 at 2:06 PM, Jeff Janes <jeff(dot)janes(at)gmail(dot)com> wrote:
> But based on your description, perhaps refusing to automatically restart and
> forcing an explicit decision would happen a lot more often, during normal
> crashes with no corruption, than I was thinking it would.
I bet it would. But I think Greg Stark's idea of periodically
flushing the current minimum recovery point to disk has a lot to
recommend it. That would be massively more reliable than what we have
now.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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