prelink performance gains

Richard W.M. Jones rjones at redhat.com
Tue Oct 15 20:45:07 UTC 2013


On Tue, Oct 15, 2013 at 02:25:10PM -0400, Paul Wouters wrote:
> On Tue, 15 Oct 2013, Jan Kratochvil wrote:
> 
> >I just do not understand why to give up on that negligible optimization when
> >it brings no disadvantages.
> 
> Because you did not my previous email?
> 
> - complexity
> - complicated prelink blacklists
> - complicated cron job exclusion with sysconfig
> - FIPS foot-bullets
> - reduced alsr
> 
> Other people added:
> 
> - battery drain (i dont care if its cron or not, without prelink no
>   drain)
> - sluggish systems when prelink is updating
> - additional ram use when logged in for a long time

- randomly breaks OCaml programs
- prevents libguestfs AIDE checks from working

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming blog: http://rwmj.wordpress.com
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