[LSF/MM/BFP ATTEND] [LSF/MM/BFP TOPIC] Storage: Copy Offload

[Nikos Tsironis]

On 3/1/22 23:32, Chaitanya Kulkarni wrote:
> Nikos,
> 
>>> [8] https://kernel.dk/io_uring.pdf
>>
>> I would like to participate in the discussion too.
>>
>> The dm-clone target would also benefit from copy offload, as it heavily
>> employs dm-kcopyd. I have been exploring redesigning kcopyd in order to
>> achieve increased IOPS in dm-clone and dm-snapshot for small copies over
>> NVMe devices, but copy offload sounds even more promising, especially
>> for larger copies happening in the background (as is the case with
>> dm-clone's background hydration).
>>
>> Thanks,
>> Nikos
> 
> If you can document your findings here it will be great for me to
> add it to the agenda.
> 

Hi,

Give me a few days to gather my notes, because it's been a while since
the last time I worked on this, and I will come back with a summary of
my findings.

Nikos