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Fix compute_logical_snapshot_files for v14

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The function, pg_ls_logicalsnapdir(), was added in version 15.

Signed-off-by: Tristan Partin <tristan@neon.tech>
This commit is contained in:
Tristan Partin
2024-09-25 13:18:34 -05:00
committed by Tristan Partin
parent 8ace9ea25f
commit 684e924211
1 changed files with 1 additions and 2 deletions
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3
compute/etc/neon_collector.yml
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@@ -195,7 +195,7 @@ metrics:
-- Postgres creates temporary snapshot files of the form %X-%X.snap.%d.tmp. These
-- temporary snapshot files are renamed to the actual snapshot files after they are
-- completely built. We only WAL-log the completely built snapshot files.
(SELECT COUNT(*) FROM pg_ls_logicalsnapdir() WHERE name LIKE '%.snap') AS num_logical_snapshot_files;
(SELECT COUNT(*) FROM pg_ls_dir('pg_logical/snapshots') AS name WHERE name LIKE '%.snap') AS num_logical_snapshot_files;
# In all the below metrics, we cast LSNs to floats because Prometheus only supports floats.
# It's probably fine because float64 can store integers from -2^53 to +2^53 exactly.
@@ -244,4 +244,3 @@ metrics:
SELECT slot_name,
CASE WHEN wal_status = 'lost' THEN 1 ELSE 0 END AS wal_is_lost
FROM pg_replication_slots;