====== Flashsystem High availability ======

**3 ways to have HA without interruption**
  * SVC enhaced stretch cluster
  * Hyperswap
  * Policy based HA (PBHA) introduced with version 8.5.2 with supported OS: VMware and Redhat, now verssion 8.7.0 supports AIX

https://www.youtube.com/watch?v=H4PmpFWIGRw

https://www.youtube.com/watch?v=oaRTZiEU_8k

https://www.youtube.com/watch?v=Uk2JKcWQwPA

SVC port connexion to SAN SW

https://www.ibm.com/support/pages/troubleshooting-svcstorwize-npiv-connectivity

===== SVC Enhanced Stretch Cluster =====

[[storage:svc_esc_config|SVC Enhanced Stretch Cluster configuration]]

====== SVC / v7000 using Hyperswap ======

[[storage:svc_hyperswap_migrate|v7000 standalone to Hyperswap cluster]]

====== Policy Based High Availability ======

[[storage:svc_pbha|Policy Based HA (replace Hyperswap)]]