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Date: Thu, 15 Jun 2006 20:57:46 +0200
From: Jens Axboe <axboe@suse.de>
To: Frederic TEMPORELLI <frederic.temporelli@ext.bull.net>
Cc: linux-kernel <linux-kernel@vger.kernel.org>, linux-scsi@vger.kernel.org
Subject: Re: IO blocks are limited to 512KBytes (blk_queue_max_sectors)
Message-ID: <20060615185746.GG3456@suse.de>
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On Thu, Jun 15 2006, Frederic TEMPORELLI wrote:
> So, what is the nice way to change the block layer for getting large IO 
> blocks (> 1024 sectors) ?

# echo large_value > /sys/block/<dev>/queue/max_sectors_kb

where large_value <= max_hw_sectors_kb

-- 
Jens Axboe