Re: VM tuning

From: Dennis (dennis@etinc.com)
Date: Fri Jun 09 2000 - 12:17:12 EST


At 05:38 PM 6/9/00 +0100, Alan Cox wrote:
>> So, how can linux be "tuned" to guarantee a preallocation of X number of
>> buffers? Given an understanding of the queues in the machine, its not
>> difficult to estimate. In 'BSD we can allocate 8000 buffers and limit the
>> software so that memory will never be exhaused. Can this be done in linux?
>> Memory is cheap, there is no reason for 500 or even 3000 buffers to cripple
>> a router.
>
>Memory for stuff like socket buffers is drawn from the common pools and
>returned to it. If you are basically just routing then it is feasible to
>modify kfree_skb() to keep at least a certain amount of buffers handy.

thats not "tuning", thats hacking. Not what I had hoped for.

DB

-
To unsubscribe from this list: send the line "unsubscribe linux-net" in
the body of a message to majordomo@vger.rutgers.edu



This archive was generated by hypermail 2b29 : Thu Jun 15 2000 - 21:00:40 EST