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Automatically optimize tables that are smaller than a definable size

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Michael Vogel 2015-11-28 15:43:25 +01:00
parent a34dbf76a4
commit 3f66e0a9f6
1 changed files with 20 additions and 7 deletions
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27
include/cron.php
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@ -189,13 +189,26 @@ function cron_run(&$argv, &$argc){
q('DELETE FROM `photo` WHERE `uid` = 0 AND `resource-id` LIKE "pic:%%" AND `created` < NOW() - INTERVAL %d SECOND', $cachetime);
}
// Optimize some tables that are written often
q("OPTIMIZE TABLE `cache`");
q("OPTIMIZE TABLE `session`");
q("OPTIMIZE TABLE `config`");
q("OPTIMIZE TABLE `pconfig`");
q("OPTIMIZE TABLE `workerqueue`");
//q("OPTIMIZE TABLE `photo`"); // Could take too long
// maximum table size in megabyte
$max_tablesize = intval(get_config('system','optimize_max_tablesize')) * 1000000;
if ($max_tablesize == 0)
$max_tablesize = 100 * 1000000; // Default are 100 MB
// Optimize some tables that need to be optimized
$r = q("SHOW TABLE STATUS");
foreach($r as $table) {
// Don't optimize tables that needn't to be optimized
if ($table["Data_free"] == 0)
continue;
// Don't optimize tables that are too large
if ($table["Data_length"] > $max_tablesize)
continue;
// So optimize it
q("OPTIMIZE TABLE `%s`", dbesc($table["Name"]));
}
set_config('system','cache_last_cleared', time());
}