diff --git a/create_ticket_api.php b/create_ticket_api.php
index c8c009b..808dcf6 100644
--- a/create_ticket_api.php
+++ b/create_ticket_api.php
@@ -94,6 +94,8 @@ function generateTicketHash($data) {
 
     // Detect issue category (not specific attribute values)
     $issueCategory = '';
+    $isClusterWide = false;  // Flag for cluster-wide issues (exclude hostname from hash)
+
     if (stripos($data['title'], 'SMART issues') !== false) {
         $issueCategory = 'smart';
     } elseif (stripos($data['title'], 'LXC') !== false || stripos($data['title'], 'storage usage') !== false) {
@@ -104,18 +106,33 @@ function generateTicketHash($data) {
         $issueCategory = 'cpu';
     } elseif (stripos($data['title'], 'network') !== false) {
         $issueCategory = 'network';
+    } elseif (stripos($data['title'], 'Ceph') !== false || stripos($data['title'], '[ceph]') !== false) {
+        $issueCategory = 'ceph';
+        // Ceph cluster-wide issues should deduplicate across all nodes
+        // Check if this is a cluster-wide issue (not node-specific like OSD down on this node)
+        if (stripos($data['title'], '[cluster-wide]') !== false ||
+            stripos($data['title'], 'HEALTH_ERR') !== false ||
+            stripos($data['title'], 'HEALTH_WARN') !== false ||
+            stripos($data['title'], 'cluster usage') !== false) {
+            $isClusterWide = true;
+        }
     }
 
     // Build stable components with only static data
     $stableComponents = [
-        'hostname' => $hostname,
         'issue_category' => $issueCategory,  // Generic category, not specific errors
         'environment_tags' => array_filter(
             explode('][', $data['title']),
-            fn($tag) => in_array($tag, ['production', 'development', 'staging', 'single-node'])
+            fn($tag) => in_array($tag, ['production', 'development', 'staging', 'single-node', 'cluster-wide'])
         )
     ];
 
+    // Only include hostname for non-cluster-wide issues
+    // This allows cluster-wide issues to deduplicate across all nodes
+    if (!$isClusterWide) {
+        $stableComponents['hostname'] = $hostname;
+    }
+
     // Only include device info for drive-specific tickets
     if ($isDriveTicket) {
         $stableComponents['device'] = $deviceMatches[0];