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Update mysqltuner.pl

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* information_schema.ENGINES doesn't exist before MySQL 5.1
* table cache var. depends on MySQL version
This commit is contained in:
Joe Horn 2014-11-06 19:43:43 +08:00
parent d030d9f340
commit dee239f243
1 changed files with 2 additions and 2 deletions
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mysqltuner.pl
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@ -532,7 +532,7 @@ sub check_storage_engines {
print "\n-------- Storage Engine Statistics -------------------------------------------\n"; print "\n-------- Storage Engine Statistics -------------------------------------------\n";
infoprint "Status: "; infoprint "Status: ";
my $engines; my $engines;
if (mysql_version_ge(5)) { if (mysql_version_ge(5, 1)) {
my @engineresults = `mysql $mysqllogin -Bse "SELECT ENGINE,SUPPORT FROM information_schema.ENGINES WHERE ENGINE NOT IN ('performance_schema','MyISAM','MERGE','MEMORY') ORDER BY ENGINE ASC"`; my @engineresults = `mysql $mysqllogin -Bse "SELECT ENGINE,SUPPORT FROM information_schema.ENGINES WHERE ENGINE NOT IN ('performance_schema','MyISAM','MERGE','MEMORY') ORDER BY ENGINE ASC"`;
foreach my $line (@engineresults) { foreach my $line (@engineresults) {
my ($engine,$engineenabled); my ($engine,$engineenabled);
@ -947,7 +947,7 @@ sub mysql_stats {
} else { } else {
$table_cache_var = "table_cache"; $table_cache_var = "table_cache";
} }
push(@adjvars,$table_cache_var." (> ".$myvar{'table_open_cache'}.")"); push(@adjvars,$table_cache_var." (> ".$myvar{$table_cache_var}.")");
push(@generalrec,"Increase ".$table_cache_var." gradually to avoid file descriptor limits"); push(@generalrec,"Increase ".$table_cache_var." gradually to avoid file descriptor limits");
push(@generalrec,"Read this before increasing ".$table_cache_var." over 64: http://bit.ly/1mi7c4C"); push(@generalrec,"Read this before increasing ".$table_cache_var." over 64: http://bit.ly/1mi7c4C");
} else { } else {