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Locking waits now for a shorter period. DB locking is used at other locations as well

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This commit is contained in:
Michael 2017-06-05 14:59:53 +00:00
parent 8db079c65e
commit b86c4d539e
4 changed files with 26 additions and 16 deletions
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8
include/poller.php
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@ -573,7 +573,7 @@ function poller_worker_process() {
$highest_priority = 0;
if (poller_passing_slow($highest_priority)) {
dba::e('LOCK TABLES `workerqueue` WRITE');
dba::lock('workerqueue');
// Are there waiting processes with a higher priority than the currently highest?
$r = q("SELECT * FROM `workerqueue`
@ -595,7 +595,7 @@ function poller_worker_process() {
return $r;
}
} else {
dba::e('LOCK TABLES `workerqueue` WRITE');
dba::lock('workerqueue');
}
// If there is no result (or we shouldn't pass lower processes) we check without priority limit
@ -605,7 +605,7 @@ function poller_worker_process() {
// We only unlock the tables here, when we got no data
if (!dbm::is_result($r)) {
dba::e('UNLOCK TABLES');
dba::unlock();
}
return $r;
@ -625,7 +625,7 @@ function poller_claim_process($queue) {
$success = dba::update('workerqueue', array('executed' => datetime_convert(), 'pid' => $mypid),
array('id' => $queue["id"], 'pid' => 0));
dba::e('UNLOCK TABLES');
dba::unlock();
if (!$success) {
logger("Couldn't update queue entry ".$queue["id"]." - skip this execution", LOGGER_DEBUG);