Browse Source

Configurable amount of maximum processes

pull/2561/head
Michael Vogel 5 years ago
parent
commit
b45772ba6e
3 changed files with 36 additions and 16 deletions
  1. +4
    -3
      include/dbm.php
  2. +18
    -4
      include/poller.php
  3. +14
    -9
      index.php

+ 4
- 3
include/dbm.php View File

@ -4,23 +4,24 @@ class dbm {
$r = q("SHOW PROCESSLIST");
$s = array();
$processes = 0;
$states = array();
foreach ($r AS $process) {
$state = trim($process["State"]);
if (!in_array($state, array("", "init", "statistics")))
if (!in_array($state, array("", "init", "statistics"))) {
++$states[$state];
++$processes;
}
}
// query end
// Sending data
// updating
$statelist = "";
$processes = 0;
foreach ($states AS $state => $usage) {
if ($statelist != "")
$statelist .= ", ";
$statelist .= $state.": ".$usage;
++$processes;
}
return(array("list" => $statelist, "amount" => $processes));
}


+ 18
- 4
include/poller.php View File

@ -29,9 +29,16 @@ function poller_run(&$argv, &$argc){
$processlist = dbm::processlist();
if ($processlist["list"] != "") {
logger("Processes: ".$processlist["amount"]." - Processlist: ".$processlist["list"], LOGGER_DEBUG);
if ($processlist["amount"] > 5)
logger("Processcheck: Processes: ".$processlist["amount"]." - Processlist: ".$processlist["list"], LOGGER_DEBUG);
$max_processes = get_config('system', 'max_processes_backend');
if (intval($max_processes) == 0)
$max_processes = 5;
if ($processlist["amount"] > $max_processes) {
logger("Processcheck: Maximum number of processes for backend tasks (".$max_processes.") reached.", LOGGER_DEBUG);
return;
}
}
if (poller_max_connections_reached())
@ -70,9 +77,16 @@ function poller_run(&$argv, &$argc){
// Log the type of database processes
$processlist = dbm::processlist();
if ($processlist["amount"] != "") {
logger("Processes: ".$processlist["amount"]." - Processlist: ".$processlist["list"], LOGGER_DEBUG);
if ($processlist["amount"] > 5)
logger("Processcheck: Processes: ".$processlist["amount"]." - Processlist: ".$processlist["list"], LOGGER_DEBUG);
$max_processes = get_config('system', 'max_processes_backend');
if (intval($max_processes) == 0)
$max_processes = 5;
if ($processlist["amount"] > $max_processes) {
logger("Processcheck: Maximum number of processes for backend tasks (".$max_processes.") reached.", LOGGER_DEBUG);
return;
}
}
// Constantly check the number of available database connections to let the frontend be accessible at any time


+ 14
- 9
index.php View File

@ -45,7 +45,7 @@ require_once("include/dbm.php");
if(!$install) {
$db = new dba($db_host, $db_user, $db_pass, $db_data, $install);
unset($db_host, $db_user, $db_pass, $db_data);
unset($db_host, $db_user, $db_pass, $db_data);
/**
* Load configs from db. Overwrite configs from .htconfig.php
@ -56,12 +56,17 @@ if(!$install) {
$processlist = dbm::processlist();
if ($processlist["list"] != "") {
logger("Processes: ".$processlist["amount"]." - Processlist: ".$processlist["list"], LOGGER_DEBUG);
// More than 20 running database processes?
// The system is too busy, so quit.
if ($processlist["amount"] > 20)
system_unavailable();
logger("Processcheck: Processes: ".$processlist["amount"]." - Processlist: ".$processlist["list"], LOGGER_DEBUG);
$max_processes = get_config('system', 'max_processes_frontend');
if (intval($max_processes) == 0)
$max_processes = 20;
if ($processlist["amount"] > $max_processes) {
logger("Processcheck: Maximum number of processes for frontend tasks (".$max_processes.") reached.", LOGGER_DEBUG);
return;
}
}
$maxsysload_frontend = intval(get_config('system','maxloadavg_frontend'));
@ -453,9 +458,9 @@ if($a->is_mobile || $a->is_tablet) {
$link = 'toggle_mobile?off=1&address=' . curPageURL();
}
$a->page['footer'] = replace_macros(get_markup_template("toggle_mobile_footer.tpl"), array(
'$toggle_link' => $link,
'$toggle_text' => t('toggle mobile')
));
'$toggle_link' => $link,
'$toggle_text' => t('toggle mobile')
));
}
/**


Loading…
Cancel
Save