cvs commit: src/sys/kern kern_poll.c
scottl at samsco.org
Tue Sep 6 11:39:13 PDT 2005
Nate Lawson wrote:
> Scott Long wrote:
>> Nate Lawson wrote:
>>> For the case of storage, you actually have a better model since all
>>> transactions are initiated from the host (as opposed to packet
>>> arrivals). This gives an easy metric for a dynamic polling threshold
>>> -- if you have a deep queue of outstanding requests and one
>>> completes, you should poll a little more than normal.
>> Except for target mode.
> Never heard of that before.
Take my wife, please!
Seriously though, I mention it because it is a very important component
for storage applicances, bith in it's ability to work and work well.
It's an area where we still have a significanlt lead of Linux.
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