Re: increasing the default WAL segment size

Kuntal Ghosh <kuntalghosh.2007@gmail.com>

From: Kuntal Ghosh <kuntalghosh.2007@gmail.com>
To: Beena Emerson <memissemerson@gmail.com>
Cc: Andres Freund <andres@anarazel.de>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2017-02-16T10:07:28Z
Lists: pgsql-hackers
On Mon, Feb 6, 2017 at 11:09 PM, Beena Emerson <memissemerson@gmail.com> wrote:
>
> Hello,
> PFA the updated patches.
I've started reviewing the patches.
01-add-XLogSegmentOffset-macro.patch looks clean to me. I'll post my
detailed review after looking into the second patch. But, both the
patches needs a rebase based on the commit 85c11324cabaddcfaf3347df7
(Rename user-facing tools with "xlog" in the name to say "wal").

-- 
Thanks & Regards,
Kuntal Ghosh
EnterpriseDB: http://www.enterprisedb.com


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.