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Fix flakiness in multi_maintenance_multiple_databases.sql

pull/7286/head
ivyazmitinov 2024-02-12 12:05:52 +01:00
parent 37198369cd
commit 5b2c297ca4
2 changed files with 50 additions and 35 deletions
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47
src/test/regress/expected/multi_maintenance_multiple_databases.out
View File

@ -256,12 +256,31 @@ WHERE state = 'idle'
\c - - - :master_port
-- Let maintenance do it's work...
SELECT pg_sleep_for('10 seconds'::interval);
pg_sleep_for
---------------------------------------------------------------------
(1 row)
DO
$$
BEGIN
FOR i IN 0 .. 300
LOOP
IF i = 300 THEN RAISE 'Waited too long'; END IF;
PERFORM pg_stat_clear_snapshot();
PERFORM * FROM pg_stat_activity WHERE application_name = 'Citus Maintenance Daemon';
IF (SELECT count(*) = 0 AS pg_dist_transaction_after_recovery_coordinator_test
FROM pg_database,
dblink(format('dbname=%s host=localhost port=%s user=postgres', datname,
(SELECT setting::int FROM pg_settings WHERE name = 'port')),
$statement$
SELECT groupid, gid
FROM pg_dist_transaction
WHERE gid LIKE 'citus_0_1234_4_0_%'
OR gid LIKE 'citus_0_should_be_forgotten_%'
$statement$) AS t(groupid integer, gid text)
WHERE datname LIKE 'db%') THEN
EXIT;
END IF;
PERFORM pg_sleep_for('1 SECOND'::interval);
END LOOP;
END
$$;
-- Verify maintenance result
SELECT count(*) = 0 AS too_many_clients_test
FROM regexp_split_to_table(pg_read_file('../log/postmaster.log'), E'\n') AS t(log_line)
@ -271,22 +290,6 @@ WHERE log_line LIKE '%sorry, too many clients already%';
t
(1 row)
SELECT count(*) = 0 AS pg_dist_transaction_after_recovery_coordinator_test
FROM pg_database,
dblink(format('dbname=%s host=localhost port=%s user=postgres', datname,
(SELECT setting::int FROM pg_settings WHERE name = 'port')),
$statement$
SELECT groupid, gid
FROM pg_dist_transaction
WHERE gid LIKE 'citus_0_1234_4_0_%'
OR gid LIKE 'citus_0_should_be_forgotten_%'
$statement$) AS t(groupid integer, gid text)
WHERE datname LIKE 'db%';
pg_dist_transaction_after_recovery_coordinator_test
---------------------------------------------------------------------
t
(1 row)
SELECT count(*) = 0 AS cached_connections_after_recovery_coordinator_test
FROM pg_stat_activity
WHERE state = 'idle'

38
src/test/regress/sql/multi_maintenance_multiple_databases.sql
View File

@ -222,7 +222,31 @@ WHERE state = 'idle'
-- Let maintenance do it's work...
SELECT pg_sleep_for('10 seconds'::interval);
DO
$$
BEGIN
FOR i IN 0 .. 300
LOOP
IF i = 300 THEN RAISE 'Waited too long'; END IF;
PERFORM pg_stat_clear_snapshot();
PERFORM * FROM pg_stat_activity WHERE application_name = 'Citus Maintenance Daemon';
IF (SELECT count(*) = 0 AS pg_dist_transaction_after_recovery_coordinator_test
FROM pg_database,
dblink(format('dbname=%s host=localhost port=%s user=postgres', datname,
(SELECT setting::int FROM pg_settings WHERE name = 'port')),
$statement$
SELECT groupid, gid
FROM pg_dist_transaction
WHERE gid LIKE 'citus_0_1234_4_0_%'
OR gid LIKE 'citus_0_should_be_forgotten_%'
$statement$) AS t(groupid integer, gid text)
WHERE datname LIKE 'db%') THEN
EXIT;
END IF;
PERFORM pg_sleep_for('1 SECOND'::interval);
END LOOP;
END
$$;
-- Verify maintenance result
@ -230,18 +254,6 @@ SELECT count(*) = 0 AS too_many_clients_test
FROM regexp_split_to_table(pg_read_file('../log/postmaster.log'), E'\n') AS t(log_line)
WHERE log_line LIKE '%sorry, too many clients already%';
SELECT count(*) = 0 AS pg_dist_transaction_after_recovery_coordinator_test
FROM pg_database,
dblink(format('dbname=%s host=localhost port=%s user=postgres', datname,
(SELECT setting::int FROM pg_settings WHERE name = 'port')),
$statement$
SELECT groupid, gid
FROM pg_dist_transaction
WHERE gid LIKE 'citus_0_1234_4_0_%'
OR gid LIKE 'citus_0_should_be_forgotten_%'
$statement$) AS t(groupid integer, gid text)
WHERE datname LIKE 'db%';
SELECT count(*) = 0 AS cached_connections_after_recovery_coordinator_test
FROM pg_stat_activity
WHERE state = 'idle'