[Gluster-users] [Gluster-devel] Integration of GPU with glusterfs

[Milind Changire]

bit-rot is another feature that consumes much CPU to calculate the file
content hash


On Thu, Jan 11, 2018 at 11:42 AM, Ashish Pandey <aspandey at redhat.com> wrote:

> Hi,
>
> We have been thinking of exploiting GPU capabilities to enhance
> performance of glusterfs. We would like to know others thoughts on this.
> In EC, we have been doing CPU intensive computations to encode and decode
> data before writing and reading. This requires a lot of CPU cycles and we
> have
> been observing 100% CPU usage on client side. Data healing will also have
> the same impact as it also needs to do read-decode-encode-write cycle.
> As most of the  modern servers comes with GPU feature, having glusterfs
> GPU ready might give us performance improvements.
> This is not only specific to EC volume, there are other features which
> will require a lot of computations and could use this capability; For
> Example:
> 1 - Encryption/Decryption
> 2 - Compression and de-duplication
> 3 - Hashing
> 4 - Any other? [Please add if you have something in mind]
>
> Before proceeding further we would like to have your inputs on this.
> Do you have any other use case (existing or future) which could perform
> better on GPU?
> Do you think that it is worth to integrate GPU with glusterfs? The effort
> to have this performance gain could be achieved by some other better ways.
> Any input on the way we should implement it.
>
> There is a gihub issue opened for this. Please provide your comment or
> reply to this mail.
>
> A - https://github.com/gluster/glusterfs/issues/388
>
> ---
> Ashish
>
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>



-- 
Milind
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