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Re: increasing the default WAL segment size

Robert Haas <robertmhaas@gmail.com>

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From: Robert Haas <robertmhaas@gmail.com>
To: Michael Paquier <michael.paquier@gmail.com>
Cc: Beena Emerson <memissemerson@gmail.com>, Jim Nasby <Jim.Nasby@bluetreble.com>, "pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2017-01-24T21:58:31Z
Lists: pgsql-hackers 
On Fri, Jan 20, 2017 at 7:00 PM, Michael Paquier
<michael.paquier@gmail.com> wrote:
>> No, because the output of SHOW is always of type text, regardless of
>> the type of the GUC.
>
> Thinking about that over night, that looks pretty nice. What would be
> nicer though would be to add INT8OID and BYTEAOID in the list, and
> convert as well the other replication commands. At the end, I think
> that we should finish by being able to remove all pq_* routine
> dependencies in walsender.c, saving quite a couple of lines.

Might be worth investigating, but I don't feel any obligation to do
that right now.  Thanks for the review; committed.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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.