Re: backup manifests

Stephen Frost <sfrost@snowman.net>

From: Stephen Frost <sfrost@snowman.net>
To: Fujii Masao <masao.fujii@oss.nttdata.com>
Cc: Robert Haas <robertmhaas@gmail.com>, David Steele <david@pgmasters.net>, Andres Freund <andres@anarazel.de>, Noah Misch <noah@leadboat.com>, Amit Kapila <amit.kapila16@gmail.com>, Suraj Kharage <suraj.kharage@enterprisedb.com>, tushar <tushar.ahuja@enterprisedb.com>, Rajkumar Raghuwanshi <rajkumar.raghuwanshi@enterprisedb.com>, Rushabh Lathia <rushabh.lathia@gmail.com>, Tels <nospam-pg-abuse@bloodgate.com>, Andrew Dunstan <andrew.dunstan@2ndquadrant.com>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>, Jeevan Chalke <jeevan.chalke@enterprisedb.com>, vignesh C <vignesh21@gmail.com>
Date: 2020-04-09T14:10:55Z
Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →
  1. Try to avoid compiler warnings in optimized builds.

  2. Fix option related issues in pg_verifybackup.

  3. Add index term for backup manifest in documentation.

  4. Code review for backup manifest.

  5. Document the backup manifest file format.

  6. Fix typo in pg_validatebackup documentation.

  7. Exclude backup_manifest file that existed in database, from BASE_BACKUP.

  8. Msys2 tweaks for pg_validatebackup corruption test

  9. Fix resource management bug with replication=database.

  10. Be more careful about time_t vs. pg_time_t in basebackup.c.

  11. pg_validatebackup: Fix 'make clean' to remove tmp_check.

  12. pg_validatebackup: Also use perl2host in TAP tests.

  13. Generate backup manifests for base backups, and validate them.

  14. Add checksum helper functions.

  15. pg_waldump: Add a --quiet option.

  16. Catversion bump for b9b408c48724

  17. pg_basebackup: Refactor code for reading COPY and tar data.

  18. Use a ResourceOwner to track buffer pins in all cases.

  19. Use ARMv8 CRC instructions where available.

  20. Logical replication support for initial data copy

  21. Use Intel SSE 4.2 CRC instructions where available.

  22. Switch to CRC-32C in WAL and other places.

  23. Remove support for 64-bit CRC.

  24. Change CRCs in WAL records from 64bit to 32bit for performance reasons.

Greetings,

* Fujii Masao (masao.fujii@oss.nttdata.com) wrote:
> On 2020/04/09 2:35, Robert Haas wrote:
> >On Wed, Apr 8, 2020 at 1:15 AM Fujii Masao <masao.fujii@oss.nttdata.com> wrote:
> >>When there is a backup_manifest in the database cluster, it's included in
> >>the backup even when --no-manifest is specified. ISTM that this is problematic
> >>because the backup_manifest is obviously not valid for the backup.
> >>So, isn't it better to always exclude the *existing* backup_manifest in the
> >>cluster from the backup, like backup_label/tablespace_map? Patch attached.
> >>
> >>Also I found the typo in the document. Patch attached.
> >
> >Both patches look good. The second one is definitely a mistake on my
> >part, and the first one seems like a totally reasonable change.
> >Thanks!
> 
> Thanks for reviewing them! I pushed them.
> 
> Please note that the commit messages have not been delivered to
> pgsql-committers yet.

They've been released and your address whitelisted.

Thanks,

Stephen