Re: [RFC] kern/kern_timeout.c rewrite in progress

From: Slawa Olhovchenkov <slw_at_zxy.spb.ru>
Date: Thu, 15 Jan 2015 18:58:10 +0300
On Thu, Jan 15, 2015 at 04:51:00PM +0100, Hans Petter Selasky wrote:

> On 01/15/15 16:46, Slawa Olhovchenkov wrote:
> > On Thu, Jan 15, 2015 at 04:37:51PM +0100, Hans Petter Selasky wrote:
> >
> > Only stability impovement?
> > Or performance too?
> 
> Hi,
> 
> Stability improvement mostly. Should not affect performance from what I 
> know. Some changes are made about when and how we can select a different 
> callback CPU for a callout callback. Try reading the updated timeout(9) 

I am not kernel guru and can't be draw a conclusion from manual page.

> man manual page first. Maybe it answers your question. Else feel free to 
> ask here.

As I understand performance for massive TCP connections (tens of
thousands connections) will be same, no improvement, no degraded?
(very high lock congestion on TCP timers working).
Received on Thu Jan 15 2015 - 14:58:12 UTC

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