3 * @copyright Copyright (C) 2010-2022, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Worker;
24 use Friendica\Core\Logger;
25 use Friendica\Database\DBA;
29 * Optimize tables that are known to grow and shrink all the time
33 public static function execute()
36 if (!DI::lock()->acquire('optimize_tables', 0)) {
37 Logger::warning('Lock could not be acquired');
41 Logger::info('Optimize start');
43 DBA::e("OPTIMIZE TABLE `cache`");
44 DBA::e("OPTIMIZE TABLE `locks`");
45 DBA::e("OPTIMIZE TABLE `oembed`");
46 DBA::e("OPTIMIZE TABLE `parsed_url`");
47 DBA::e("OPTIMIZE TABLE `session`");
49 Logger::info('Optimize end');
51 DI::lock()->release('optimize_tables');