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Command based pre fetching of worker tasks

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Michael 2019-03-23 06:08:18 +00:00
parent 591d7fcbff
commit a09c5b692c
1 changed files with 22 additions and 11 deletions
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33
src/Core/Worker.php
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@ -27,6 +27,9 @@ class Worker
const STATE_REFETCH = 3; // Worker had refetched jobs in the execution loop. const STATE_REFETCH = 3; // Worker had refetched jobs in the execution loop.
const STATE_SHORT_LOOP = 4; // Worker is processing preassigned jobs, thus saving much time. const STATE_SHORT_LOOP = 4; // Worker is processing preassigned jobs, thus saving much time.
const FAST_COMMANDS = ['APDelivery', 'Delivery', 'CreateShadowEntry'];
private static $up_start; private static $up_start;
private static $db_duration = 0; private static $db_duration = 0;
private static $db_duration_count = 0; private static $db_duration_count = 0;
@ -783,23 +786,24 @@ class Worker
return []; return [];
} }
if ($priority <= PRIORITY_MEDIUM) { $limit = Config::get('system', 'worker_fetch_limit', 1);
$limit = Config::get('system', 'worker_fetch_limit', 1);
} else {
$limit = 1;
}
$ids = []; $ids = [];
$stamp = (float)microtime(true); $stamp = (float)microtime(true);
$condition = ["`priority` = ? AND `pid` = 0 AND NOT `done` AND `next_try` < ?", $priority, DateTimeFormat::utcNow()]; $condition = ["`priority` = ? AND `pid` = 0 AND NOT `done` AND `next_try` < ?", $priority, DateTimeFormat::utcNow()];
$tasks = DBA::select('workerqueue', ['id'], $condition, ['limit' => $limit, 'order' => ['created']]); $tasks = DBA::select('workerqueue', ['id', 'parameter'], $condition, ['limit' => $limit, 'order' => ['created']]);
self::$db_duration += (microtime(true) - $stamp); self::$db_duration += (microtime(true) - $stamp);
while ($task = DBA::fetch($tasks)) { while ($task = DBA::fetch($tasks)) {
$ids[] = $task['id']; $ids[] = $task['id'];
// Only continue that loop while we are storing commands that can be processed quickly
$command = json_decode($task['parameter'])[0];
if (!in_array($command, self::FAST_COMMANDS)) {
break;
}
} }
DBA::close($tasks); DBA::close($tasks);
Logger::info('Found:', ['id' => $ids, 'priority' => $priority]); Logger::info('Found:', ['priority' => $priority, 'id' => $ids]);
return $ids; return $ids;
} }
@ -890,15 +894,22 @@ class Worker
// If there is no result we check without priority limit // If there is no result we check without priority limit
if (empty($ids)) { if (empty($ids)) {
$limit = Config::get('system', 'worker_fetch_limit', 1);
$stamp = (float)microtime(true); $stamp = (float)microtime(true);
$condition = ["`pid` = 0 AND NOT `done` AND `next_try` < ?", DateTimeFormat::utcNow()]; $condition = ["`pid` = 0 AND NOT `done` AND `next_try` < ?", DateTimeFormat::utcNow()];
$result = DBA::select('workerqueue', ['id'], $condition, ['limit' => 1, 'order' => ['priority', 'created']]); $tasks = DBA::select('workerqueue', ['id', 'parameter'], $condition, ['limit' => $limit, 'order' => ['priority', 'created']]);
self::$db_duration += (microtime(true) - $stamp); self::$db_duration += (microtime(true) - $stamp);
while ($id = DBA::fetch($result)) { while ($task = DBA::fetch($tasks)) {
$ids[] = $id["id"]; $ids[] = $task['id'];
// Only continue that loop while we are storing commands that can be processed quickly
$command = json_decode($task['parameter'])[0];
if (!in_array($command, self::FAST_COMMANDS)) {
break;
}
} }
DBA::close($result); DBA::close($tasks);
} }
if (!empty($ids)) { if (!empty($ids)) {