mirror of
https://github.com/postgres/postgres.git
synced 2025-05-08 07:21:33 +03:00
29275b1d17
Reported-by: Michael Paquier Discussion: https://postgr.es/m/ZZKTDPxBBMt3C0J9@paquier.xyz Backpatch-through: 12
59 lines
1.5 KiB
Perl
59 lines
1.5 KiB
Perl
|
|
# Copyright (c) 2021-2024, PostgreSQL Global Development Group
|
|
|
|
use strict;
|
|
use warnings FATAL => 'all';
|
|
|
|
use PostgreSQL::Test::Cluster;
|
|
use PostgreSQL::Test::Utils;
|
|
use Test::More;
|
|
|
|
|
|
my $node = PostgreSQL::Test::Cluster->new('main');
|
|
|
|
$node->init;
|
|
$node->append_conf(
|
|
'postgresql.conf',
|
|
qq{shared_preload_libraries = 'pg_prewarm'
|
|
pg_prewarm.autoprewarm = true
|
|
pg_prewarm.autoprewarm_interval = 0});
|
|
$node->start;
|
|
|
|
# setup
|
|
$node->safe_psql("postgres",
|
|
"CREATE EXTENSION pg_prewarm;\n"
|
|
. "CREATE TABLE test(c1 int);\n"
|
|
. "INSERT INTO test SELECT generate_series(1, 100);");
|
|
|
|
# test read mode
|
|
my $result =
|
|
$node->safe_psql("postgres", "SELECT pg_prewarm('test', 'read');");
|
|
like($result, qr/^[1-9][0-9]*$/, 'read mode succeeded');
|
|
|
|
# test buffer_mode
|
|
$result =
|
|
$node->safe_psql("postgres", "SELECT pg_prewarm('test', 'buffer');");
|
|
like($result, qr/^[1-9][0-9]*$/, 'buffer mode succeeded');
|
|
|
|
# prefetch mode might or might not be available
|
|
my ($cmdret, $stdout, $stderr) =
|
|
$node->psql("postgres", "SELECT pg_prewarm('test', 'prefetch');");
|
|
ok( ( $stdout =~ qr/^[1-9][0-9]*$/
|
|
or $stderr =~ qr/prefetch is not supported by this build/),
|
|
'prefetch mode succeeded');
|
|
|
|
# test autoprewarm_dump_now()
|
|
$result = $node->safe_psql("postgres", "SELECT autoprewarm_dump_now();");
|
|
like($result, qr/^[1-9][0-9]*$/, 'autoprewarm_dump_now succeeded');
|
|
|
|
# restart, to verify that auto prewarm actually works
|
|
$node->restart;
|
|
|
|
$node->wait_for_log(
|
|
"autoprewarm successfully prewarmed [1-9][0-9]* of [0-9]+ previously-loaded blocks"
|
|
);
|
|
|
|
$node->stop;
|
|
|
|
done_testing();
|