From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avijit Pathania Subject: Re: RAID SYNC Date: Fri, 11 Jul 2003 06:39:52 -0400 Sender: linux-raid-owner@vger.kernel.org Message-ID: <3F0E93F8.1030501@foulplay.org> References: <017101c34779$37d581a0$c9e903ca@magnus> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: To: Mikael Chambon Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids Looks like you do not have DMA enabled. `dmesg |grep -i dma` to see if system recognized it and `hdparm -d /dev/hda` to check if it is enabled. Check if your IDE chipset is configured in the kernel. Or usr /etc/sysconfig/harddisks to enable it using hdparm. It should take around 30mins for it to finish resync. HTH Avijit Mikael Chambon wrote: >Hi Again, > >My second question is about RAID sync. > >Just for my curiosity, I am testing RAID1 on two empty 110 gig partitions, >the system takes about 3h30 to resync, why is it taking so long ? > >Here is my idea: As the RAID layer has nothing to do with the FS layer, >the raid driver (I use md) does not and can't see the difference between >a used block of data and an unused block of data. That's why it has to >resync everything. Am I right ? > >Thanks guys, >-- >Mikael Chambon > > >- >To unsubscribe from this list: send the line "unsubscribe linux-raid" in >the body of a message to majordomo@vger.kernel.org >More majordomo info at http://vger.kernel.org/majordomo-info.html > > > >