linux-kernel - Re: [PATCH 8/11] 2.6.18-mm3 pktcdvd: bio write congestion control

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Message-ID: <op.tg5a1kuoiudtyh@master>
Date:	Mon, 09 Oct 2006 12:05:05 +0200
From:	"Thomas Maier" <balagi@...tmail.de>
To:	"Jens Axboe" <jens.axboe@...cle.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"petero2@...ia.com" <petero2@...ia.com>
Subject: Re: [PATCH 8/11] 2.6.18-mm3 pktcdvd: bio write congestion control

Hello,

the idea was to give the user/admin the ability to control
cpu load and memory consumption while the driver write to
DVD / CD, at least for testing purposes.
Maybe move this interface into debugfs?

-Thomas


Am 03.10.2006, 17:29 Uhr, schrieb Jens Axboe <jens.axboe@...cle.com>:

> On Tue, Oct 03 2006, Thomas Maier wrote:
>> Hello,
>>
>> this patch adds the ability to control the size of the drivers
>> bio write queue.
>
> imho, this should not be a configuration option. The driver is perfectly
> capable of sizing this queue appropriately (determined by the device)
> without user interaction. Basically the option just needs to prevent the
> system from falling over, just choose some low sane value.
>


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