cvs commit: src/sys/kern kern_poll.c

Scott Long scottl at
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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