lkml.org 
[lkml]   [2021]   [Dec]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Do we really need SLOB nowdays?
On Wed, 15 Dec 2021, Vlastimil Babka wrote:

> > SLOB:
> >
> > Memory required to boot: 6950K
> >
> > Slab: 368 kB
> >
> > SLUB:
> > Memory required to boot: 6800K
> >
> > Slab: 552 kB
> >
> > SLUB with slab merging:
> >
> > Slab: 536 kB
>
> 168kB different on a system with less than 8MB memory looks rather
> significant to me to simply delete SLOB, I'm afraid.

This looks more like a bug/difference in SLAB accounting of SLOB.

How could SLOB require more memory to boot but use less SLAB memory?

This looks to me like a significant reason enough to remove SLOB since
SLUB works with less memory than SLOB.

\
 
 \ /
  Last update: 2021-12-15 16:23    [W:0.092 / U:0.784 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site