Re: Introduce XID age and inactive timeout based replication slot invalidation
Bertrand Drouvot <bertranddrouvot.pg@gmail.com>
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Add a test for commit ac0e33136a using the injection point.
- 8a695d7998be 18.0 landed
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Invalidate inactive replication slots.
- ac0e33136abc 18.0 landed
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Fix incorrect slot type in BuildTupleHashTableExt
- d96d1d5152f3 18.0 cited
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Allow synced slots to have their inactive_since.
- 6f132ed693b6 17.0 landed
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Change last_inactive_time to inactive_since in pg_replication_slots.
- 6d49c8d4b4f4 17.0 landed
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Track last_inactive_time in pg_replication_slots.
- a11f330b5584 17.0 landed
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Track invalidation_reason in pg_replication_slots.
- 6ae701b4378d 17.0 landed
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Add option force_initdb to PostgreSQL::Test::Cluster:init()
- ff9e1e764fcc 17.0 cited
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Add a failover option to subscriptions.
- 776621a5e479 17.0 cited
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Allow setting failover property in the replication command.
- 73292404370c 17.0 cited
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Allow to enable failover property for replication slots via SQL API.
- c393308b69d2 17.0 cited
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Track conflict_reason in pg_replication_slots.
- 007693f2a3ac 17.0 cited
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Log messages for replication slot acquisition and release.
- 7c3fb505b14e 17.0 cited
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Remove vacuum_defer_cleanup_age
- 1118cd37eb61 16.0 cited
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Fix corruption due to vacuum_defer_cleanup_age underflowing 64bit xids
- be504a3e974d 16.0 cited
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meson: Add initial version of meson based build system
- e6927270cd18 16.0 cited
Hi,
On Sat, Mar 16, 2024 at 09:29:01AM +0530, Bharath Rupireddy wrote:
> Please see the attached v11 patch set with all the above review
> comments addressed.
Thanks!
Looking at 0001:
1 ===
+ True if this logical slot conflicted with recovery (and so is now
+ invalidated). When this column is true, check
Worth to add back the physical slot mention "Always NULL for physical slots."?
2 ===
@@ -1023,9 +1023,10 @@ CREATE VIEW pg_replication_slots AS
L.wal_status,
L.safe_wal_size,
L.two_phase,
- L.conflict_reason,
+ L.conflicting,
L.failover,
- L.synced
+ L.synced,
+ L.invalidation_reason
What about making invalidation_reason close to conflict_reason?
3 ===
- * Maps a conflict reason for a replication slot to
+ * Maps a invalidation reason for a replication slot to
s/a invalidation/an invalidation/?
4 ===
While at it, shouldn't we also rename "conflict" to say "invalidation_cause" in
InvalidatePossiblyObsoleteSlot()?
5 ===
+ * rows_removed and wal_level_insufficient are only two reasons
s/are only two/are the only two/?
Regards,
--
Bertrand Drouvot
PostgreSQL Contributors Team
RDS Open Source Databases
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