Re: Route cache performance under stress

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, 10 Jun 2003, David S. Miller wrote:

>    From: Simon Kirby <sim@netnation.com>
>    Date: Mon, 9 Jun 2003 18:53:12 -0700
>
>    Your CPU use is quite a bit higher than ours.
>
> Yeah, but his faster cpu is all being burnt to a crisp
> doing PIO accesses to the 3c59x card.
>
>    I found that once NAPI was happening, userspace seemed to get a
>    fairly decent amount of time.
>
> Unfortunately, NAPI won't help him with the current way the 3c59x
> driver works.  It needs to provide a way to use MEM I/O before NAPI
> would start to be of use to him.

Well, I've already decided to retire the 3c905cx cards and drop in a
couple of the Pro/1000 cards I recently bought.  Considering the Intel
GigE cards cost me ~$50 now and the 3Coms are ~$45, I'd say anyone willing
to update 3c59x.c has misplaced priorities or too much time on their
hands...

-Ralph

-
: send the line "unsubscribe linux-net" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Netdev]     [Ethernet Bridging]     [Linux 802.1Q VLAN]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Git]     [Bugtraq]     [Yosemite News and Information]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux PCI]     [Linux Admin]     [Samba]

  Powered by Linux