lkml.org 
[lkml]   [2021]   [Jul]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC PATCH] livepatch: Speed up transition retries
On Thu, Jul 08, 2021 at 12:35:24PM +0200, Petr Mladek wrote:
> On Wed 2021-07-07 14:49:41, Vasily Gorbik wrote:
> > That's just a racy hack for now for demonstration purposes.
> >
> > For s390 LPAR with 128 cpu this reduces livepatch kselftest run time
> > from
> > real 1m11.837s
> > user 0m0.603s
> > sys 0m10.940s
> >
> > to
> > real 0m14.550s
> > user 0m0.420s
> > sys 0m5.779s
> >
> > Would smth like that be useful for production use cases?
> > Any ideas how to approach that more gracefully?
>
> Honestly, I do not see a real life use case for this, except maybe
> speeding up a test suite.
>
> The livepatch transition is more about reliability than about speed.
> In the real life, a livepatch will be applied only once in a while.

That's what I thought. Thanks for looking. Dropping this one.

\
 
 \ /
  Last update: 2021-07-08 15:22    [W:0.041 / U:0.288 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site