Status of fstrim & MD-RAID

[Jorge Fábregas]

On 09/17/2013 02:07 AM, Heinz Diehl wrote:
> It's 3.11.1 vanilla (from kernel.org), with some minor modifications
> (which are all not relevant to mdraid).
> 
> A search via git reveals that discard has been introduced to raid1 by
> commit 2ff8cc2c6d4e323de71a42affeb3041fa17d5b10 in october 11th 2012 (not
> 2011, as I wrote before). So all of the newer kernels should have it.

Thanks Heinz.  Now I created a RAID 1 device (with just one device;
didn't know one could do that) and used fstrim and indeed it's working.

Thanks,
Jorge