Make status log elapsed time live

monitor.php

@@ -534,17 +534,11 @@ if (isset($_GET['mode']) && $_GET['mode'] === 'ajax') {
         $stmtLogs->bindValue(':limit', LOG_LIMIT, PDO::PARAM_INT);
         $stmtLogs->execute();
         $logs = $stmtLogs->fetchAll();
-        $logReferenceTs = null;
-        if (!empty($logs[0]['ts'])) {
-            $parsedReferenceTs = strtotime((string)$logs[0]['ts']);
-            if ($parsedReferenceTs !== false) {
-                $logReferenceTs = $parsedReferenceTs;
-            }
-        }
+        $serverNow = time();
         foreach ($logs as &$logRow) {
             $rowTs = strtotime((string)($logRow['ts'] ?? ''));
-            $logRow['age_seconds'] = ($logReferenceTs !== null && $rowTs !== false)
-                ? max(0, $logReferenceTs - $rowTs)
+            $logRow['age_seconds'] = $rowTs !== false
+                ? max(0, $serverNow - $rowTs)
                 : 0;
         }
         unset($logRow);
@@ -586,7 +580,7 @@ if (isset($_GET['mode']) && $_GET['mode'] === 'ajax') {
                 'stale' => $isStale,
                 'stale_reason' => $staleReason,
                 'latest_tcp' => $latestTcp,
-                'server_time' => time(),
+                'server_time' => $serverNow,
                 'state_duration' => current_engine_state_duration($pdo, $latest),
                 'engine_state_duration' => current_engine_state_duration($pdo, $latest),
                 'poll_interval' => $isFastPollState ? 5 : 10,