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Merge pull request #57 from firewizard/master

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added new option
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Major Hayden 2014-10-23 08:44:24 -05:00
commit d030d9f340
1 changed files with 30 additions and 0 deletions
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mysqltuner.pl
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@ -59,6 +59,7 @@ my %opt = (
"pass" => 0,
"skipsize" => 0,
"checkversion" => 0,
"buffers" => 0,
);
# Gather the options from the command line
@ -78,6 +79,7 @@ GetOptions(\%opt,
'checkversion',
'mysqladmin=s',
'help',
'buffers',
);
if (defined $opt{'help'} && $opt{'help'} == 1) { usage(); }
@ -115,6 +117,7 @@ sub usage {
" --nobad Remove negative/suggestion responses\n".
" --noinfo Remove informational responses\n".
" --nocolor Don't print output in color\n".
" --buffers Print global and per-thread buffer values\n".
"\n";
exit;
}
@ -763,6 +766,33 @@ sub mysql_stats {
# Memory usage
infoprint "Total buffers: ".hr_bytes($mycalc{'server_buffers'})." global + ".hr_bytes($mycalc{'per_thread_buffers'})." per thread ($myvar{'max_connections'} max threads)\n";
if ($opt{buffers} ne 0) {
infoprint "Global Buffers\n";
infoprint " +-- Key Buffer: " . hr_bytes($myvar{'key_buffer_size'}) . "\n";
infoprint " +-- Max Tmp Table: ".hr_bytes($mycalc{'max_tmp_table_size'})."\n";
if (defined $myvar{'innodb_buffer_pool_size'}) {
infoprint " +-- InnoDB Buffer Pool: " . hr_bytes($myvar{'innodb_buffer_pool_size'}) . "\n";
}
if (defined $myvar{'innodb_additional_mem_pool_size'}) {
infoprint " +-- InnoDB Additional Mem Pool: " . hr_bytes($myvar{'innodb_additional_mem_pool_size'}) . "\n";
}
if (defined $myvar{'innodb_log_buffer_size'}) {
infoprint " +-- InnoDB Log Buffer: " . hr_bytes($myvar{'innodb_log_buffer_size'}) . "\n";
}
if (defined $myvar{'query_cache_size'}) {
infoprint " +-- Query Cache: " . hr_bytes($myvar{'query_cache_size'}) . "\n";
}
infoprint "Per Thread Buffers\n";
infoprint " +-- Read Buffer: " . hr_bytes($myvar{'read_buffer_size'}) . "\n";
infoprint " +-- Read RND Buffer: " . hr_bytes($myvar{'read_rnd_buffer_size'}) . "\n";
infoprint " +-- Sort Buffer: " . hr_bytes($myvar{'sort_buffer_size'}) . "\n";
infoprint " +-- Thread stack: " . hr_bytes($myvar{'thread_stack'}) . "\n";
infoprint " +-- Join Buffer: " . hr_bytes($myvar{'join_buffer_size'}) . "\n";
}
if ($arch && $arch == 32 && $mycalc{'total_possible_used_memory'} > 2*1024*1024*1024) {
badprint "Allocating > 2GB RAM on 32-bit systems can cause system instability\n";
badprint "Maximum possible memory usage: ".hr_bytes($mycalc{'total_possible_used_memory'})." ($mycalc{'pct_physical_memory'}% of installed RAM)\n";