diff options
Diffstat (limited to 'sql-bench/innotest2a.sh')
| -rw-r--r-- | sql-bench/innotest2a.sh | 184 |
1 files changed, 92 insertions, 92 deletions
diff --git a/sql-bench/innotest2a.sh b/sql-bench/innotest2a.sh index f77ed3ddadd..4a6e4b20a9a 100644 --- a/sql-bench/innotest2a.sh +++ b/sql-bench/innotest2a.sh @@ -1,94 +1,94 @@ -#!/usr/bin/perl
-############################################################################
-# Stress test for MySQL/Innobase combined database
-# (c) 2000 Innobase Oy & MySQL AB
-#
-############################################################################
-
+#!/usr/bin/perl +############################################################################ +# Stress test for MySQL/Innobase combined database +# (c) 2000 Innobase Oy & MySQL AB +# +############################################################################ + use Cwd; -use DBI;
-use Benchmark;
-
-$opt_loop_count = 100000;
-
+use DBI; +use Benchmark; + +$opt_loop_count = 100000; + $pwd = cwd(); $pwd = "." if ($pwd eq ''); -require "$pwd/bench-init.pl" || die "Can't read Configuration file: $!\n";
-
-print "Innotest2a: MySQL/InnoDB stress test in Perl for FOREIGN keys\n";
-print "------------------------------------------------------------\n";
-print "This is a randomized stress test for concurrent inserts,\n";
-print "updates, deletes, commits and rollbacks with foreign keys with\n";
-print "the ON DELETE ... clause. The test will generate\n";
-print "also a lot of deadlocks, duplicate key errors, and other SQL errors.\n";
-print "\n";
-print "You should run innotest2, innotest2a, and innotest2b concurrently.\n";
-print "The thing to watch is that the server does not crash or does not\n";
-print "print to the .err log anything. Currently, due to a buglet in MySQL,\n";
-print "warnings about MySQL lock reservations can appear in the .err log.\n";
-print "The test will run very long, even several hours. You can kill\n";
-print "the perl processes running this test at any time and do CHECK\n";
-print "TABLE on tables innotest2a, b, c, d in the 'test' database.\n";
-print "\n";
-print "Some of these stress tests will print a lot of SQL errors\n";
-print "to the standard output. That is not to be worried about.\n";
-print "You can direct the output to a file like this:\n";
-print "perl innotest2 > out2\n\n";
-
-print "Generating random keys\n";
-$random[$opt_loop_count] = 0;
-$rnd_str[$opt_loop_count] = "a";
-
-for ($i = 0; $i < $opt_loop_count; $i++) {
-
- $random[$i] = ($i * 63857) % $opt_loop_count;
-
- if (0 == ($random[$i] % 3)) {
- $rnd_str[$i] = "khD";
- } else { if (1 == ($random[$i] % 3)) {
- $rnd_str[$i] = "kHd";
- } else { if (2 == ($random[$i] % 3)) {
- $rnd_str[$i] = "khd";
- }}}
-
- for ($j = 0; $j < (($i * 764877) % 20); $j++) {
- $rnd_str[$i] = $rnd_str[$i]."k";
- }
-}
-
-####
-#### Connect
-####
-
-$dbh = $server->connect()
-|| die $dbh->errstr;
-
-$dbh->do("set autocommit = 0");
-
-for ($i = 0; $i < 5; $i++) {
- print "loop $i\n";
-
- for ($j = 0; $j < $opt_loop_count - 10; $j = $j + 1) {
-
- $dbh->do("update innotest2a set B = '".$rnd_str[$j + 1]."' where A = ".$random[$j + 5])
- || print $dbh->errstr;
-
- $dbh->do("delete from innotest2a where A = ".$random[$random[$j]])
- || print $dbh->errstr;
-
- if (0 == ($j % 10)) {
- $dbh->do("commit");
- }
-
- if (0 == ($j % 39)) {
- $dbh->do("rollback");
- }
-
- if (0 == ($j % 1000)) {
- print "round $j\n";
- }
- }
-
- $dbh->do("commit");
-}
-
-$dbh->disconnect; # close connection
+require "$pwd/bench-init.pl" || die "Can't read Configuration file: $!\n"; + +print "Innotest2a: MySQL/InnoDB stress test in Perl for FOREIGN keys\n"; +print "------------------------------------------------------------\n"; +print "This is a randomized stress test for concurrent inserts,\n"; +print "updates, deletes, commits and rollbacks with foreign keys with\n"; +print "the ON DELETE ... clause. The test will generate\n"; +print "also a lot of deadlocks, duplicate key errors, and other SQL errors.\n"; +print "\n"; +print "You should run innotest2, innotest2a, and innotest2b concurrently.\n"; +print "The thing to watch is that the server does not crash or does not\n"; +print "print to the .err log anything. Currently, due to a buglet in MySQL,\n"; +print "warnings about MySQL lock reservations can appear in the .err log.\n"; +print "The test will run very long, even several hours. You can kill\n"; +print "the perl processes running this test at any time and do CHECK\n"; +print "TABLE on tables innotest2a, b, c, d in the 'test' database.\n"; +print "\n"; +print "Some of these stress tests will print a lot of SQL errors\n"; +print "to the standard output. That is not to be worried about.\n"; +print "You can direct the output to a file like this:\n"; +print "perl innotest2 > out2\n\n"; + +print "Generating random keys\n"; +$random[$opt_loop_count] = 0; +$rnd_str[$opt_loop_count] = "a"; + +for ($i = 0; $i < $opt_loop_count; $i++) { + + $random[$i] = ($i * 63857) % $opt_loop_count; + + if (0 == ($random[$i] % 3)) { + $rnd_str[$i] = "khD"; + } else { if (1 == ($random[$i] % 3)) { + $rnd_str[$i] = "kHd"; + } else { if (2 == ($random[$i] % 3)) { + $rnd_str[$i] = "khd"; + }}} + + for ($j = 0; $j < (($i * 764877) % 20); $j++) { + $rnd_str[$i] = $rnd_str[$i]."k"; + } +} + +#### +#### Connect +#### + +$dbh = $server->connect() +|| die $dbh->errstr; + +$dbh->do("set autocommit = 0"); + +for ($i = 0; $i < 5; $i++) { + print "loop $i\n"; + + for ($j = 0; $j < $opt_loop_count - 10; $j = $j + 1) { + + $dbh->do("update innotest2a set B = '".$rnd_str[$j + 1]."' where A = ".$random[$j + 5]) + || print $dbh->errstr; + + $dbh->do("delete from innotest2a where A = ".$random[$random[$j]]) + || print $dbh->errstr; + + if (0 == ($j % 10)) { + $dbh->do("commit"); + } + + if (0 == ($j % 39)) { + $dbh->do("rollback"); + } + + if (0 == ($j % 1000)) { + print "round $j\n"; + } + } + + $dbh->do("commit"); +} + +$dbh->disconnect; # close connection |