linux-kernel - Re: Regarding dm-ioband tests

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 8 Sep 2009 08:52:55 +0530
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	Ryo Tsuruta <ryov@...inux.co.jp>
Cc:	riel@...hat.com, vgoyal@...hat.com, linux-kernel@...r.kernel.org,
	dm-devel@...hat.com, jens.axboe@...cle.com, agk@...hat.com,
	akpm@...ux-foundation.org, nauman@...gle.com,
	guijianfeng@...fujitsu.com, jmoyer@...hat.com
Subject: Re: Regarding dm-ioband tests

* Ryo Tsuruta <ryov@...inux.co.jp> [2009-09-08 12:01:19]:

> I think there are some advantages to dm-ioband. That's why I post
> dm-ioband to the mailing list.
> 
> - dm-ioband supports not only proportional weight policy but also rate
>   limiting policy. Besides, new policies can be added to dm-ioband if
>   a user wants to control bandwidth by his or her own policy.
> - The dm-ioband driver can be replaced without stopping the system by
>   using device-mapper's facility. It's easy to maintain.
> - dm-ioband can use without cgroup. (I remember Vivek said it's not an
>   advantage.)

But don't you need page_cgroup for IO tracking?

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