lkml.org 
[lkml]   [2005]   [Jun]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Avoiding external fragmentation with a placement policy Version 12
Herbert Xu wrote:
> Nick Piggin <nickpiggin@yahoo.com.au> wrote:
>
>>network code. If the latter, that would suggest at least in theory
>>it could use noncongiguous physical pages.
>
>
> With Dave's latest super-TSO patch, TCP over loopback will only be
> doing order-0 allocations in the common case. UDP and others may
> still do large allocations but that logic is all localised in
> ip_append_data.
>
> So if we wanted we could easily remove most large allocations over
> the loopback device.

I would be very interested to look into that. I would be
willing to do benchmarks on a range of machines too if
that would be of any use to you.

Thanks,
Nick

--
SUSE Labs, Novell Inc.
Send instant messages to your online friends http://au.messenger.yahoo.com

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-06-04 04:19    [from the cache]
©2003-2011 Jasper Spaans