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Poller: Use the processlist when the number of maximum database connections was provided manually

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Michael Vogel 2016-02-11 11:33:45 +01:00
parent a4804a25ee
commit 4af77b60ce
1 changed files with 15 additions and 8 deletions
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23
include/poller.php
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@ -131,22 +131,29 @@ function poller_max_connections_reached() {
return false;
// Fetch the max value from the config. This is needed when the system cannot detect the correct value by itself.
// In that case we use the processlist to determine the current number of connections
$max = get_config("system", "max_connections");
if ($max == 0) {
$max = intval($r[0]["Value"]);
if ($max == 0)
return false;
$r = q("SHOW STATUS WHERE `variable_name` = 'Threads_connected'");
if (!$r)
return false;
$connected = intval($r[0]["Value"]);
if ($connected == 0)
return false;
} else {
$r = q("SHOW PROCESSLIST");
if (!$r)
return false;
$connected = count($r);
}
$r = q("SHOW STATUS WHERE `variable_name` = 'Threads_connected'");
if (!$r)
return false;
$connected = intval($r[0]["Value"]);
if ($connected == 0)
return false;
$level = $connected / $max;
logger("Connection usage: ".$connected."/".$max, LOGGER_DEBUG);