[lkml]   [2000]   [Feb]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Gigabit Linux Server Bottlenecks
> Yes, this works fine for UDP, but you can't do TCP this way without COW VM 
> support for scatter skbufs, because TCP needs to buffer data until it has been
> acknowledged. Even then, you need the application to behave properly and not
> touch anything in the same page as the output data until an ACK is received.
> This is easy enough to hack into high bandwidth servers, like ftp or rcp, and
> that is mostly the only place you will need it.

There is one other case its really easy to support - sendfile().

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:56    [W:0.069 / U:44.580 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site