Vinum & Firewire?
Greg 'groggy' Lehey
grog at FreeBSD.org
Thu May 15 18:49:10 PDT 2003
On Thursday, 15 May 2003 at 15:18:03 -0700, Drew Tomlinson wrote:
> I have created a large vinum volume consisting of one concatenated plex.
> The volume uses 3 drives. Two of the three are IDE drives mounted in the
> system case and attached to the IDE controller on the motherboard. A volume
> made from these two drives functioned flawlessly for over a year.
> Then the volume finally filled so I added another IDE drive. However I did
> not have room in the system case so I put the drive in a firewire enclosure
> and added a firewire card to the system. Everything seems to work fine once
> the system is up and running.
> The problem is that upon boot, the firewire drive is not available to vinum
> as indicated in this 'list' command:
> D ftp2 State: referenced Device Avail: 0/0 MB
> Which, of course, leads to a 'corrupt' plex and 'crashed' subdisk:
> P ftp.p0 C State: corrupt Subdisks: 3 Size: 223 GB
> S ftp.p0.s2 State: crashed PO: 149 GB Size: 74 GB
> I suspect the cause is that the firewire drive is not ready at the time
> vinum starts.
That's one possibility.
> Can anyone confirm or deny this?
I haven't used firewire at all, so I can't say. But it would seem
that if you stop Vinum and start it when the firewire drive is up, you
should be able to confirm this yourself by restarting and seeing what
> Is there a way to add a delay in the boot process to allow the
> firewire drive extra time?
I'm sure there is, but first we should determine whether that's really
> Should I not use vinum with firewire devices?
That would be a workaround. It should definitely work.
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