Root Cause Analysis

If you want to solve a problem,
you must look deeper into it,
try to find out the root cause.

Here is a issue about SSD trim,
the process is very interesting.

First conclusion:
this is caused by Samsung SSDs,
the command got misinterpreted.

Last conclusion:
this is not caused by Samsung SSDs,
it is related to the Linux kernel.

For more details, please refer to:
When SSDs Are Not That Solid