Talos multipath.

talos/talhelper/multipathd-extension-patch.yaml

@@ -0,0 +1,28 @@
+apiVersion: v1alpha1
+kind: ExtensionServiceConfig
+name: multipathd
+configFiles:
+  - content: |
+        # Your multipathd configuration content here
+        defaults {
+            user_friendly_names yes
+            find_multipaths yes
+        }
+        blacklist {                                                                                                                                 
+          devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*"                                                                                     
+          devnode "^(hd|sda|sd[a-z])[0-9]*"   # Adjust to blacklist local disks                                                                   
+          devnode "^cciss!.*"                                                                                                                     
+        }                                                                                                                                           
+        devices {                                                                                                                                   
+          device {                                                                                                                                
+              vendor                  "PURE"                                                                                                      
+              product                 "FlashArray"                                                                                                
+              path_grouping_policy    multibus                                                                                                    
+              path_selector           "queue-length 0"                                                                                            
+              path_checker            tur                                                                                                         
+              no_path_retry           0                                                                                                           
+              rr_min_io               1                                                                                                           
+              dev_loss_tmo            30                                                                                                          
+          }
+        }
+    mountPath: /etc/multipath.conf