# Copyright (C) 2002 MySQL AB # Use is subject to license terms # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; version 2 of the License. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA
# # This is a test with uses many processes to test a MySQL server. #
$opt_loop_count=10000; # Change this to make test harder/easier
##################### Standard benchmark inits ##############################
GetOptions("host=s","db=s","user=s","password=s","loop-count=i","skip-create","skip-in","skip-delete","verbose","fast-insert","lock-tables","debug","fast","force","threads=i") || die "Aborted";
$opt_verbose=$opt_debug=$opt_lock_tables=$opt_fast_insert=$opt_fast=$opt_skip_in=$opt_force=undef; # Ignore warnings from these
print "Testing truncate from $opt_threads multiple connections $opt_loop_count times\n";
@testtables = ( ["bench_f31", "type=heap"]);
#### #### Start timeing and start test ####
$start_time=new Benchmark;
$dbh = DBI->connect("DBI:MariaDB:$opt_db:$opt_host",
$opt_user, $opt_password,
{ PrintError => 0}) || die $DBI::errstr; if (!$opt_skip_create)
{
my $table_def; foreach $table_def (@testtables)
{
my ($table,$extra)= ($table_def->[0], $table_def->[1]);
print "Creating table $table in database $opt_db\n";
$dbh->do("drop table if exists $table");
$dbh->do("create table $table". " (id int(6) not null,". " info varchar(32)," . " marker timestamp," . " flag int not null," . " primary key(id)) $extra")
or die $DBI::errstr;
}
}
$dbh->disconnect; $dbh=0; # Close handler
$|= 1; # Autoflush
#### #### Start the tests ####
for ($i=0 ; $i < $opt_threads ; $i ++)
{
test_truncate() if (($pid=fork()) == 0); $work{$pid}="truncate";
}
print "Started $opt_threads threads\n";
$errors=0;
$running_insert_threads=$opt_threads; while (($pid=wait()) != -1)
{
$ret=$?/256;
print "thread '" . $work{$pid} . "' finished with exit code $ret\n";
--$running_insert_threads;
$errors++ if ($ret != 0);
}
# # Cleanup #
if (!$opt_skip_delete && !$errors)
{
my $table_def;
$dbh = DBI->connect("DBI:MariaDB:$opt_db:$opt_host",
$opt_user, $opt_password,
{ PrintError => 0}) || die $DBI::errstr;
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