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Re: increasing the default WAL segment size

Andres Freund <andres@anarazel.de>

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From: Andres Freund <andres@anarazel.de>
To: Beena Emerson <memissemerson@gmail.com>
Cc: "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2017-09-20T05:06:32Z
Lists: pgsql-hackers 
Hi,

On 2017-09-14 11:31:33 +0530, Beena Emerson wrote:
> The change looks good and is working as expected.
> PFA the updated patch after running pgindent.

I've pushed this version. Yay!  Thanks for the work Beena, everyone!

The only change I made is to run the pg_upgrade tests with a 1 MB
segment size, as discussed in [1].  We'll probably want to refine that,
but let's discuss that in the other thread.

Regards,

Andres

[1] http://archives.postgresql.org/message-id/20170919175457.liz3oreqiambuhca%40alap3.anarazel.de

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Make WAL segment size configurable at initdb time.

  2. Perform only one ReadControlFile() during startup.

  3. Introduce BYTES unit for GUCs.

  4. Remove useless duplicate inclusions of system header files.

  5. Refactor other replication commands to use DestRemoteSimple.

  6. Add a SHOW command to the replication command language.

  7. Add a new DestReceiver for printing tuples without catalog access.

  8. Support fls().

  9. Extend yesterday's patch making BLCKSZ and RELSEG_SIZE configurable to also

  10. Commit the reasonably uncontroversial parts of J.R. Nield's PITR patch, to

  11. XLOG (also known as WAL -:)) Bootstrap/Startup/Shutdown.

  12. Transaction log manager core code.