<?php
+
+use Friendica\Core\Config;
+
if (!file_exists("boot.php") AND (sizeof($_SERVER["argv"]) != 0)) {
$directory = dirname($_SERVER["argv"][0]);
chdir($directory);
}
-use \Friendica\Core\Config;
-
require_once("boot.php");
function poller_run($argv, $argc){
$a->start_process();
+ if ($a->min_memory_reached()) {
+ return;
+ }
+
if (poller_max_connections_reached()) {
return;
}
while ($r = poller_worker_process()) {
+ // Check free memory
+ if ($a->min_memory_reached()) {
+ return;
+ }
+
// Count active workers and compare them with a maximum value that depends on the load
if (poller_too_much_workers()) {
return;
*
*/
function poller_kill_stale_workers() {
- $r = q("SELECT `pid`, `executed`, `priority`, `parameter` FROM `workerqueue` WHERE `executed` != '0000-00-00 00:00:00'");
+ $r = q("SELECT `pid`, `executed`, `priority`, `parameter` FROM `workerqueue` WHERE `executed` > '%s'", dbesc(NULL_DATE));
if (!dbm::is_result($r)) {
// No processing here needed
return;
}
- foreach($r AS $pid)
- if (!posix_kill($pid["pid"], 0))
- q("UPDATE `workerqueue` SET `executed` = '0000-00-00 00:00:00', `pid` = 0 WHERE `pid` = %d",
- intval($pid["pid"]));
- else {
+ foreach ($r AS $pid) {
+ if (!posix_kill($pid["pid"], 0)) {
+ q("UPDATE `workerqueue` SET `executed` = '%s', `pid` = 0 WHERE `pid` = %d",
+ dbesc(NULL_DATE), intval($pid["pid"]));
+ } else {
// Kill long running processes
// Check if the priority is in a valid range
// We killed the stale process.
// To avoid a blocking situation we reschedule the process at the beginning of the queue.
// Additionally we are lowering the priority.
- q("UPDATE `workerqueue` SET `executed` = '0000-00-00 00:00:00', `created` = '%s',
+ q("UPDATE `workerqueue` SET `executed` = '%s', `created` = '%s',
`priority` = %d, `pid` = 0 WHERE `pid` = %d",
+ dbesc(NULL_DATE),
dbesc(datetime_convert()),
intval(PRIORITY_NEGLIGIBLE),
intval($pid["pid"]));
- } else
+ } else {
logger("Worker process ".$pid["pid"]." (".implode(" ", $argv).") now runs for ".round($duration)." of ".$max_duration." allowed minutes. That's okay.", LOGGER_DEBUG);
+ }
}
+ }
}
/**
$slope = $maxworkers / pow($maxsysload, $exponent);
$queues = ceil($slope * pow(max(0, $maxsysload - $load), $exponent));
- $s = q("SELECT COUNT(*) AS `total` FROM `workerqueue` WHERE `executed` = '0000-00-00 00:00:00'");
+ $s = q("SELECT COUNT(*) AS `total` FROM `workerqueue` WHERE `executed` <= '%s'", dbesc(NULL_DATE));
$entries = $s[0]["total"];
if (Config::get("system", "worker_fastlane", false) AND ($queues > 0) AND ($entries > 0) AND ($active >= $queues)) {
- $s = q("SELECT `priority` FROM `workerqueue` WHERE `executed` = '0000-00-00 00:00:00' ORDER BY `priority` LIMIT 1");
+ $s = q("SELECT `priority` FROM `workerqueue` WHERE `executed` <= '%s' ORDER BY `priority` LIMIT 1", dbesc(NULL_DATE));
$top_priority = $s[0]["priority"];
- $s = q("SELECT `id` FROM `workerqueue` WHERE `priority` <= %d AND `executed` != '0000-00-00 00:00:00' LIMIT 1",
- intval($top_priority));
+ $s = q("SELECT `id` FROM `workerqueue` WHERE `priority` <= %d AND `executed` > '%s' LIMIT 1",
+ intval($top_priority), dbesc(NULL_DATE));
$high_running = dbm::is_result($s);
if (!$high_running AND ($top_priority > PRIORITY_UNDEFINED) AND ($top_priority < PRIORITY_NEGLIGIBLE)) {
if (poller_passing_slow($highest_priority)) {
// Are there waiting processes with a higher priority than the currently highest?
$r = q("SELECT * FROM `workerqueue`
- WHERE `executed` = '0000-00-00 00:00:00' AND `priority` < %d
- ORDER BY `priority`, `created` LIMIT 1", dbesc($highest_priority));
- if (dbm::is_result($r))
+ WHERE `executed` <= '%s' AND `priority` < %d
+ ORDER BY `priority`, `created` LIMIT 1",
+ dbesc(NULL_DATE),
+ intval($highest_priority));
+ if (dbm::is_result($r)) {
return $r;
-
+ }
// Give slower processes some processing time
$r = q("SELECT * FROM `workerqueue`
- WHERE `executed` = '0000-00-00 00:00:00' AND `priority` > %d
- ORDER BY `priority`, `created` LIMIT 1", dbesc($highest_priority));
+ WHERE `executed` <= '%s' AND `priority` > %d
+ ORDER BY `priority`, `created` LIMIT 1",
+ dbesc(NULL_DATE),
+ intval($highest_priority));
}
// If there is no result (or we shouldn't pass lower processes) we check without priority limit
- if (($highest_priority == 0) OR !dbm::is_result($r))
- $r = q("SELECT * FROM `workerqueue` WHERE `executed` = '0000-00-00 00:00:00' ORDER BY `priority`, `created` LIMIT 1");
-
+ if (($highest_priority == 0) OR !dbm::is_result($r)) {
+ $r = q("SELECT * FROM `workerqueue` WHERE `executed` <= '%s' ORDER BY `priority`, `created` LIMIT 1", dbesc(NULL_DATE));
+ }
return $r;
}