Concurrent maintenance on the EMC Symmetrix and Symmetrix DMX

Concurrent maintenance is the capability to complete I/O operations to the EMC Symmetrix or Symmetrix DMX while simultaneously completing maintenance operations on it.

Important: Service actions and update procedures can only be completed by an EMC Field Engineer.
The EMC Symmetrix and Symmetrix DMX are Enterprise class devices that support nondisruptive replacement of the following components:
  • Channel Director
  • Disk Director
  • Cache card
  • Disk drive
  • Cooling fan
  • Comms card
  • EPO card
  • Operator panel
  • PSU
  • Service Processor
  • Batteries
  • Ethernet hub

The Lenovo Storage V series system and EMC Symmetrix/Symmetrix DMX support concurrent update of the EMC Symmetrix/Symmetrix DMX firmware.

Parent topic: Configuring EMC Symmetrix and Symmetrix DMX systems