lkml.org 
[lkml]   [2006]   [Mar]   [9]   [last100]   RSS Feed
Views: [more markup]  [less markup]  [headers]  [forward] 
 
Messages in this thread
/
DateFri, 10 Mar 2006 15:57:11 +1100
FromNick Piggin <>
SubjectRe: [PATCH 03/03] Unmapped: Add guarantee code
Magnus Damm wrote:
> Implement per-LRU guarantee through sysctl.
> 
> This patch introduces the two new sysctl files "node_mapped_guar" and
> "node_unmapped_guar". Each file contains one percentage per node and tells
> the system how many percentage of all pages that should be kept in RAM as 
> unmapped or mapped pages.
> 

The whole Linux VM philosophy until now has been to get away from stuff
like this.

If your app is really that specialised then maybe it can use mlock. If
not, maybe the VM is currently broken.

You do have a real-world workload that is significantly improved by this,
right?

-- 
SUSE Labs, Novell Inc.
Send instant messages to your online friends http://au.messenger.yahoo.com 

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-03-10 04:59    [from the cache]
©2003-2008