lkml.org 
[lkml]   [2006]   [May]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH 2.6.17-rc4 1/6] Base support for kmemleak
Pekka Enberg wrote:
> On 5/13/06, Catalin Marinas <catalin.marinas@gmail.com> wrote:
>> This patch adds the base support for the kernel memory leak detector. It
>> traces the memory allocation/freeing in a way similar to the Boehm's
>> conservative garbage collector, the difference being that the orphan
>> pointers are not freed but only shown in /proc/memleak. Enabling this
>> feature would introduce an overhead to memory allocations.
>
> Hmm. How much is the overhead anyway?

An additional note - the patch can be addapted so that the
allocated/freed pointers are only added to a list and a background
thread updates the radix tree at a later time. With this approach, the
overhead to the memory allocations would be relatively small.

Catalin
-
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: 2006-05-14 17:54    [W:0.196 / U:2.832 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site