https://www.dell.com/support/kbdoc/en-us/000220599/avamar-gen-5a-storage-controller-failure-eventid-52806?lang=en
A fault has occurred on a storage controller. Use the table below to know the correct action plan.
storage controlleravamargenfailuredell
https://serverevolution.com/hp-k2r80a.html
Shop K2R80A - HP K2R80A modular smart array 2040 san dual controller sff storage - hard drive array at serverevolution.com. Free Ground Shipping.
hpmodularsmartarraysan
https://www.ibm.com/docs/en/db2/12.1.x?topic=replication-recovering-from-storage-controller-failure
When a storage controller or disk fails in a replicated file system, the system routes access to the other replica. No administrator intervention is required...
storage controllerrecoveringfailure
https://www.seagate.com/stories/articles/seagate-fuels-converged-storage-platform-with-new-exos-ap-enterprise-data-storage-system-controller-powered-by-amd-epyc-processors-pr-master/
converged storageseagatefuelsplatformnew