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Lenovo ThinkServer RD650 - Non-SED Secure Erase Support

Lenovo ThinkServer RD650
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Chapter 8: MegaRAID Storage Manager Window and Menus
MegaRAID Storage Manager Main Menu
Figure 140 Virtual Drive Properties
NOTE You cannot select the Disk cache policy for the virtual drives having
only SSD drives or a mix of SSD and HDD during VD creation. The value
of the Disk Cache Policy is Unchanged and can be set for only HDD
drives.
8.5.11 Non-SED Secure Erase Support
This section describes the firmware changes required to securely erase data on non-SEDs (normal HDDs).
SEDs securely erase their internal encryption keys, effectively destroying all of the data present on the drive. For
Non–SED drives, the erase operation consists of a series of write operations to a drive that overwrites every

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