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fix(replication): bigint for larger lags #223

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Merged
Kmortyk merged 1 commit into from
May 29, 2026
+8 −8
Merged

fix(replication): bigint for larger lags #223

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6 changes: 3 additions & 3 deletions mamonsu/plugins/pgsql/driver/pool.py
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Original file line number Diff line number Diff line change
Expand Up @@ -86,7 +86,7 @@ class Pool(object):
"""
SELECT application_name,
{0}
coalesce((pg_{1}_{2}_diff(pg_current_{1}_{2}(), replay_{2}))::int, 0) AS total_lag
coalesce((pg_{1}_{2}_diff(pg_current_{1}_{2}(), replay_{2}))::bigint, 0) AS total_lag
FROM pg_stat_replication;
""",
"""
Expand All @@ -99,7 +99,7 @@ class Pool(object):
"wal_held_bytes_master": (
"""
SELECT slot_name,
coalesce((pg_wal_lsn_diff(pg_current_wal_lsn(), restart_lsn))::int, 0) AS wal_held_bytes
coalesce((pg_wal_lsn_diff(pg_current_wal_lsn(), restart_lsn))::bigint, 0) AS wal_held_bytes
FROM pg_replication_slots;
""",
"""
Expand All @@ -111,7 +111,7 @@ class Pool(object):
"wal_held_bytes_replica": (
"""
SELECT slot_name,
coalesce((pg_wal_lsn_diff(pg_last_wal_replay_lsn(), restart_lsn))::int, 0) AS wal_held_bytes
coalesce((pg_wal_lsn_diff(pg_last_wal_replay_lsn(), restart_lsn))::bigint, 0) AS wal_held_bytes
FROM pg_replication_slots;
""",
"""
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10 changes: 5 additions & 5 deletions mamonsu/plugins/pgsql/replication.py
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Original file line number Diff line number Diff line change
Expand Up @@ -69,11 +69,11 @@ def run(self, zbx):
if Pooler.server_version_greater("10.0") and (Pooler.is_superuser() or Pooler.is_bootstraped()):
result_lags = Pooler.run_sql_type("wal_lag_lsn",
args=[
" coalesce((pg_wal_lsn_diff(pg_current_wal_lsn(), sent_lsn))::int, 0) AS send_lag, "
"coalesce((pg_wal_lsn_diff(sent_lsn, flush_lsn))::int, 0) AS receive_lag, "
"coalesce((pg_wal_lsn_diff(sent_lsn, write_lsn))::int, 0) AS write_lag, "
"coalesce((pg_wal_lsn_diff(write_lsn, flush_lsn))::int, 0) AS flush_lag, "
"coalesce((pg_wal_lsn_diff(flush_lsn, replay_lsn))::int, 0) AS replay_lag, " if not Pooler.is_bootstraped() else
" coalesce((pg_wal_lsn_diff(pg_current_wal_lsn(), sent_lsn))::bigint, 0) AS send_lag, "
"coalesce((pg_wal_lsn_diff(sent_lsn, flush_lsn))::bigint, 0) AS receive_lag, "
"coalesce((pg_wal_lsn_diff(sent_lsn, write_lsn))::bigint, 0) AS write_lag, "
"coalesce((pg_wal_lsn_diff(write_lsn, flush_lsn))::bigint, 0) AS flush_lag, "
"coalesce((pg_wal_lsn_diff(flush_lsn, replay_lsn))::bigint, 0) AS replay_lag, " if not Pooler.is_bootstraped() else
" send_lag, receive_lag, write_lag, flush_lag, replay_lag, ",
"wal", "lsn"])
if result_lags:
Expand Down