lkml.org 
[lkml]   [2008]   [Jan]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [dm-devel] [PATCH 0/2] dm-band: The I/O bandwidth controller: Overview
Date
From
> Hi,
>
> > On Wed, Jan 23, 2008 at 09:53:50PM +0900, Ryo Tsuruta wrote:
> > > Dm-band gives bandwidth to each job according to its weight,
> > > which each job can set its own value to.
> > > At this time, a job is a group of processes with the same pid or pgrp or uid.
> >
> > It seems to rely on 'current' to classify bios and doesn't do it until the map
> > function is called, possibly in a different process context, so it won't
> > always identify the original source of the I/O correctly:
>
> Yes, this should be mentioned in the document with the current implementation
> as you pointed out.
>
> By the way, I think once a memory controller of cgroup is introduced, it will
> help to track down which cgroup is the original source.

do you mean to make this a part of the memory subsystem?

YAMAMOTO Takashi


\
 
 \ /
  Last update: 2008-01-24 04:41    [W:0.056 / U:0.328 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site