Messages in this thread |  | | Date | Sat, 20 Jan 2001 11:39:30 -0800 (PST) | From | Linus Torvalds <> | Subject | Re: [Fwd: [Fwd: Is sendfile all that sexy? (fwd)]] |
| |
On Sat, 20 Jan 2001, Andrea Arcangeli wrote:
> On Sat, Jan 20, 2001 at 10:05:45PM +0300, kuznet@ms2.inr.ac.ru wrote: > > It makes. One small packet is allowed to fly, not depending on packets_out. > > So this mean if I do: > > write(100000*MSS) > write(1) > write(1) > > 2.4 can send 100000 packet with MSS large payload plus two packets with a > payload of 1 byte even if during the two write(1) the previous packets were > still out (not acknowledged yet). Classical nagle would send 100000 packet with > MSS large payload plus 1 packet with a two bytes payload in the same > scenario.
As far as I can tell, the second "write(1)" will always merge with the first one - unless the first one has already been sent out, of course (in which classical nagle would have done the same thing).
So I think we'd do TheRightThing(tm) regardless. But maybe I misread.
Linus
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
|  |