The ’ndctl sanitize-dimm’ command will securely erase the persistent data on one or more persistent memory devices. When executing the command, the following error is returned:
# ndctl sanitize-dimm all Error: nmem11: security operation not supported Error: nmem10: security operation not supported [...snip...]
To use this feature, you need a Linux Kernel v5.0.0 and ndctl version 64 or later. The feature is not implemented in earlier releases which is why the ‘security operation not supported’ is returned.
Details can be found here:
The secure erase operation can be initiated using the following methods, subject to vendor implementation:
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Copyright© kb.pmem.io 2020. All rights reserved.