In the left pane, click Chassis Overview > Storage > Controllers > Troubleshooting .
On the Controller Troubleshooting page, from the Actions drop-down list for the respective controller, select any one of the following, and then click Apply.
- Reset Configuration — Deletes the virtual disks and hots spares. However, the data on the disks is not erased.
- Export TTY Log — The TTY debug log from the storage controller is exported to your local system.
- Discard Pinned Cache — Deletes data that is stored in RAID controller cache.
  - NOTE: If there is pinned cache, the option to clear it is present. If there is no pinned cache, this option is not displayed.
- Disable RAID Controller — Disables the peer controller. This option is available in the drop-down menu only for the Integrated 2 PERC when it is not disabled.
- Enable RAID Controller — Enables the peer controller. If the Integrated 2 PERC is already disabled, then the Enable Raid Controller option is available in the drop-down menu.
  - NOTE:
  For a disabled PERC, none of the other options Reset Configuration, Export TTY Log, Discard Pinned Cache, and Disable RAID Controller are available in the drop-down menu.

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Chassis Management Controller Version 2.0 for Dell PowerEdge VRTX User's Guide

Troubleshooting Controller

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