Re: [Patch] ALTER SYSTEM READ ONLY

Amul Sul <sulamul@gmail.com>

From: Amul Sul <sulamul@gmail.com>

To: Robert Haas <robertmhaas@gmail.com>

Cc: Michael Paquier <michael@paquier.xyz>, tushar <tushar.ahuja@enterprisedb.com>, Amit Kapila <amit.kapila16@gmail.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>

Date: 2020-07-14T06:37:28Z

Lists: pgsql-hackers

Attachments

v3-0001-Allow-error-or-refusal-while-absorbing-barriers.patch (application/octet-stream) patch v3-0001
v3-0004-Use-checkpointer-to-make-system-READ-ONLY-or-READ.patch (application/octet-stream) patch v3-0004
v3-0002-Add-alter-system-read-only-write-syntax.patch (application/octet-stream) patch v3-0002
v3-0003-Implement-ALTER-SYSTEM-READ-ONLY-using-global-bar.patch (application/octet-stream) patch v3-0003
v3-0005-Error-or-Assert-before-START_CRIT_SECTION-for-WAL.patch (application/octet-stream) patch v3-0005
v3-0006-Documentation-WIP.patch (application/octet-stream) patch v3-0006

Attached is a rebased version for the latest master head[1].

Regards,
Amul

1] Commit # 101f903e51f52bf595cd8177d2e0bc6fe9000762

Commits

Initialize variable to placate compiler.
- a030a0c5ccb1 15.0 landed
StartupXLOG: Don't repeatedly disable/enable local xlog insertion.
- 18e0913a4203 15.0 landed
StartupXLOG: Call CleanupAfterArchiveRecovery after XLogReportParameters.
- a75dbf7f9ee6 15.0 landed
Postpone some end-of-recovery operations related to allowing WAL.
- 811051c2e7af 15.0 landed
Refactor some end-of-recovery code out of StartupXLOG().
- 6df1543abfed 15.0 landed
Re-enable contrib/bloom's TAP tests.
- 7d1aa6bf1c27 15.0 cited
Remove unnecessary call to ReadCheckpointRecord().
- 1d919de5eb3f 15.0 cited
Allow for error or refusal while absorbing a ProcSignalBarrier.
- a3ed4d1efe9f 14.0 landed
Add comment to explain an unused function parameter
- 101f903e51f5 14.0 cited
Extend the ProcSignal mechanism to support barriers.
- 16a4e4aecd47 13.0 cited
At promotion, don't leave behind a partial segment on the old timeline.
- 7cbee7c0a1db 9.5.0 cited