+ /**
+ * Fetch the load and number of processes
+ *
+ * @return array
+ */
+ public static function getLoadAvg(): array
+ {
+ if (@is_readable('/proc/loadavg')) {
+ $content = @file_get_contents('/proc/loadavg');
+ if (empty($content)) {
+ $content = shell_exec('cat /proc/loadavg');
+ }
+ }
+
+ if (empty($content) || !preg_match("#([.\d]+)\s([.\d]+)\s([.\d]+)\s(\d+)/(\d+)#", $content, $matches)) {
+ $load_arr = sys_getloadavg();
+ if (empty($load_arr)) {
+ return [];
+ }
+ return [
+ 'average1' => $load_arr[0],
+ 'average5' => $load_arr[1],
+ 'average15' => $load_arr[2],
+ 'runnable' => 0,
+ 'scheduled' => 0
+ ];
+ }
+
+ return [
+ 'average1' => (float)$matches[1],
+ 'average5' => (float)$matches[2],
+ 'average15' => (float)$matches[3],
+ 'runnable' => (float)$matches[4],
+ 'scheduled' => (float)$matches[5]
+ ];
+ }
+