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Re: [dm-devel] raid0 and discard/trim - current state?



On Sat, Oct 9, 2010 at 2:34 PM, DagB <dag bakke com> wrote:
> On 10/09/2010 07:21 PM, DagB wrote:
>> Hi.
>>
>> I wonder about the current state of affairs regarding striping over
>> multiple SSDs.
>>
>> Found this thread:
>> http://marc.info/?t=126787186000002&r=1&w=2
>>
>> but nothing after that. Was this problem to hard to handle?
>>
>
> Bad form to reply to self.
>
> More googling finally turned up this commit:
>
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8357422d4bf33bc2c35884d4016c3fc9efbbc1d2

To be clear: DM's striped target does support discards.  MD's raid0
(or any MD raid level) does not.


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