Subject: Re: raidframe problems
To: David Brownlee <>
From: Louis Guillaume <>
List: netbsd-users
Date: 02/13/2007 15:31:51
David Brownlee wrote:
> On Tue, 13 Feb 2007, Volkmar Seifert wrote:
>>> First let me say that I have had excellent experiences with raidframe.
>>> Every one of these good experiences has involved using SCSI disks.
>>> Every time I've used raidframe with some form of ATA disk there has been
>>> trouble. And now I've had another such experience to report.
>> Well, I have just set up a machine running two ATA-Disks in RAID-1
>> using RAIDFrame, and it
>> "just worked(tm)", right out of the box, so generally speaking there
>> should not be any
>> problems, no matter what system is used, as long as each hardware
>> component in itself is
>> working fine with netbsd.
>> Good luck, even if this mail probably was not of much help.
>     Just to chime in on a datapoint - I have a dozen or so
>     machines all running raidframe RAID1 on IDE and SATA disks,
>     from ancient 10GB disks in a PIII/550 to WD raptors in
>     AMD64 X2 rackmounts.
>     The only issue I have is if the powerfails the parity
>     rebuild takes _forever_, which could probably be mitigated
>     a little by raidframe splitting the parity clean flag into
>     a flag per disk section.
>     The only NetBSD machines I have which do not run raidframe are
>     laptops (single disk) and a couple of test machines I really
>     do not care about.

Well all the evidence points to my bad hardware. Thank you all for your
help. Looks like I'll have to go scrounge a new SATA controller!!