Re: Throttling xlator on the bricks

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On Mon, Jan 25, 2016 at 01:08:38PM +0530, Ravishankar N wrote:
> On 01/25/2016 12:56 PM, Venky Shankar wrote:
> >Also, it would be beneficial to have the core TBF implementation as part of
> >libglusterfs so as to be consumable by the server side xlator component to
> >throttle dispatched FOPs and for daemons to throttle anything that's outside
> >"brick" boundary (such as cpu, etc..).
> That makes sense. We were initially thinking to overload posix_rchecksum()
> to do the SHA256 sums for the signer.

That does have advantages by avoiding network rountrips by computing SHA* locally.
TBF could still implement ->rchecksum and throttle that (on behalf of clients,
residing on the server - internal daemons). Placing the core implementation as
part of libglusterfs would still provide the flexibility.

> 
> 
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