pg_stat_monitor/t/027_local_blocks.pl

133 lines
6.4 KiB
Perl

#!/usr/bin/perl
use strict;
use warnings;
use String::Util qw(trim);
use File::Basename;
use File::Compare;
use PostgresNode;
use Test::More;
# Expected folder where expected output will be present
my $expected_folder = "t/expected";
# Results/out folder where generated results files will be placed
my $results_folder = "t/results";
# Check if results folder exists or not, create if it doesn't
unless (-d $results_folder)
{
mkdir $results_folder or die "Can't create folder $results_folder: $!\n";;
}
# Check if expected folder exists or not, bail out if it doesn't
unless (-d $expected_folder)
{
BAIL_OUT "Expected files folder $expected_folder doesn't exist: \n";;
}
# Get filename of the this perl file
my $perlfilename = basename($0);
#Remove .pl from filename and store in a variable
$perlfilename =~ s/\.[^.]+$//;
my $filename_without_extension = $perlfilename;
# Create expected filename with path
my $expected_filename = "${filename_without_extension}.out";
my $expected_filename_with_path = "${expected_folder}/${expected_filename}" ;
# Create results filename with path
my $out_filename = "${filename_without_extension}.out";
my $out_filename_with_path = "${results_folder}/${out_filename}" ;
my $dynamic_out_filename_with_path = "${results_folder}/${out_filename}.dynamic" ;
# Delete already existing result out file, if it exists.
if ( -f $out_filename_with_path)
{
unlink($out_filename_with_path) or die "Can't delete already existing $out_filename_with_path: $!\n";
}
# Create new PostgreSQL node and do initdb
my $node = PostgresNode->get_new_node('test');
my $pgdata = $node->data_dir;
$node->dump_info;
$node->init;
# Update postgresql.conf to include/load pg_stat_monitor library
$node->append_conf('postgresql.conf', "shared_preload_libraries = 'pg_stat_monitor'");
# Set bucket duration to 3600 seconds so bucket doesn't change.
$node->append_conf('postgresql.conf', "pg_stat_monitor.pgsm_bucket_time = 1800");
$node->append_conf('postgresql.conf', "track_io_timing = on");
$node->append_conf('postgresql.conf', "pg_stat_monitor.pgsm_track_utility = no");
$node->append_conf('postgresql.conf', "pg_stat_monitor.pgsm_normalized_query = yes");
# Start server
my $rt_value = $node->start;
ok($rt_value == 1, "Start Server");
# Create extension and change out file permissions
my ($cmdret, $stdout, $stderr) = $node->psql('postgres', 'CREATE EXTENSION pg_stat_statements;', extra_params => ['-a']);
ok($cmdret == 0, "Create PGSS Extension");
TestLib::append_to_file($out_filename_with_path, $stdout . "\n");
chmod(0640 , $out_filename_with_path)
or die("unable to set permissions for $out_filename_with_path");
# Create extension and change out file permissions
($cmdret, $stdout, $stderr) = $node->psql('postgres', 'CREATE EXTENSION pg_stat_monitor;', extra_params => ['-a']);
ok($cmdret == 0, "Create PGSM Extension");
TestLib::append_to_file($out_filename_with_path, $stdout . "\n");
chmod(0640 , $out_filename_with_path)
or die("unable to set permissions for $out_filename_with_path");
# Run required commands/queries and dump output to out file.
($cmdret, $stdout, $stderr) = $node->psql('postgres', 'SELECT pg_stat_monitor_reset();', extra_params => ['-a', '-Pformat=aligned','-Ptuples_only=off']);
ok($cmdret == 0, "Reset PGSM Extension");
TestLib::append_to_file($out_filename_with_path, $stdout . "\n");
# Run 'SELECT * from pg_stat_monitor_settings;' two times and dump output to out file
($cmdret, $stdout, $stderr) = $node->psql('postgres', 'SELECT * from pg_stat_monitor_settings;', extra_params => ['-a', '-Pformat=aligned','-Ptuples_only=off']);
ok($cmdret == 0, "Print PGSM Extension Settings");
TestLib::append_to_file($out_filename_with_path, $stdout . "\n");
($cmdret, $stdout, $stderr) = $node->psql('postgres', ' CREATE Temporary TABLE t1(a int); INSERT INTO t1 VALUES(generate_series(1,10000)); ANALYZE t1; SELECT * FROM t1;', extra_params => ['-a', '-Pformat=aligned','-Ptuples_only=off']);
ok($cmdret == 0, "Create Temporary Table and insert values in a single session.");
TestLib::append_to_file($out_filename_with_path, $stdout . "\n");
($cmdret, $stdout, $stderr) = $node->psql('postgres', 'Select substr(query,0,130) as query, calls, rows_retrieved, cpu_user_time, cpu_sys_time, local_blks_hit, local_blks_read, local_blks_dirtied, local_blks_written, temp_blks_read, temp_blks_written from pg_stat_monitor where query Like \'%t1%\' order by query,calls desc;', extra_params => ['-a', '-Pformat=aligned','-Ptuples_only=off']);
TestLib::append_to_file($dynamic_out_filename_with_path, $stdout . "\n");
# Compare values for query 'INSERT INTO t1 VALUES(generate_series($1,$2))'
($cmdret, $stdout, $stderr) = $node->psql('postgres', 'Select PGSM.local_blks_hit != 0 from pg_stat_monitor as PGSM where PGSM.query Like \'%INSERT INTO t1%\';', extra_params => ['-Pformat=unaligned','-Ptuples_only=on']);
trim($stdout);
is($stdout,'t',"Check: shared_blks_hit should not be 0.");
($cmdret, $stdout, $stderr) = $node->psql('postgres', 'Select PGSM.local_blks_read != 0 from pg_stat_monitor as PGSM where PGSM.query Like \'%INSERT INTO t1%\';', extra_params => ['-Pformat=unaligned','-Ptuples_only=on']);
trim($stdout);
is($stdout,'t',"Check: shared_blks_hit should not be 0.");
($cmdret, $stdout, $stderr) = $node->psql('postgres', 'Select PGSM.local_blks_dirtied != 0 from pg_stat_monitor as PGSM where PGSM.query Like \'%INSERT INTO t1%\';', extra_params => ['-Pformat=unaligned','-Ptuples_only=on']);
trim($stdout);
is($stdout,'t',"Check: shared_blks_hit should not be 0.");
($cmdret, $stdout, $stderr) = $node->psql('postgres', 'Select PGSM.local_blks_written != 0 from pg_stat_monitor as PGSM where PGSM.query Like \'%INSERT INTO t1%\';', extra_params => ['-Pformat=unaligned','-Ptuples_only=on']);
trim($stdout);
is($stdout,'t',"Check: shared_blks_hit should not be 0.");
# Compare values for query 'SELECT * FROM t1'
($cmdret, $stdout, $stderr) = $node->psql('postgres', 'Select PGSM.local_blks_hit != 0 from pg_stat_monitor as PGSM where PGSM.query Like \'%FROM t1%\';', extra_params => ['-Pformat=unaligned','-Ptuples_only=on']);
trim($stdout);
is($stdout,'t',"Check: shared_blks_hit should not be 0.");
# Drop extension
$stdout = $node->safe_psql('postgres', 'Drop extension pg_stat_monitor;', extra_params => ['-a']);
ok($cmdret == 0, "Drop PGSM Extension");
TestLib::append_to_file($out_filename_with_path, $stdout . "\n");
# Stop the server
$node->stop;
# Done testing for this testcase file.
done_testing();