Re: Potential data loss of 2PC files

From: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
To: Teodor Sigaev <teodor(at)sigaev(dot)ru>
Cc: Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, Andres Freund <andres(at)anarazel(dot)de>, Robert Haas <robertmhaas(at)gmail(dot)com>, PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Potential data loss of 2PC files
Date: 2017-03-23 21:54:59
Message-ID: CAB7nPqTPfQp4fooiYfJeQx=-9-k3+tuP57iEbgr1DD6CHwf+wg@mail.gmail.com
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On Fri, Mar 24, 2017 at 5:08 AM, Teodor Sigaev <teodor(at)sigaev(dot)ru> wrote:
> Hmm, it doesn't work (but appplies) on current HEAD:
> [...]
> Data page checksums are disabled.
>
> fixing permissions on existing directory /spool/pg_data ... ok
> creating subdirectories ... ok
> selecting default max_connections ... 100
> selecting default shared_buffers ... 128MB
> selecting dynamic shared memory implementation ... posix
> creating configuration files ... ok
> running bootstrap script ... 2017-03-23 23:07:14.705 MSK [40286] FATAL:
> could not open file "pg_clog": No such file or directory
> child process exited with exit code 1
> initdb: data directory "/spool/pg_data" not removed at user's request

And the renaming of pg_clog to pg_xact is also my fault. Attached is
an updated patch.
--
Michael

Attachment Content-Type Size
unlink-2pc-loss-v4.patch text/x-patch 6.0 KB

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