Re: [zfs-discuss] zpool split failing

2012-04-17 Thread Cindy Swearingen
Hi Matt, Regarding this issue: >As an aside, I have noticed that on the old laptop, it would not boot >if the USB part of the mirror was not attached to the laptop, >successful boot could only be achieved when both mirror devices were >online. Is this a know issue with ZFS ? bug ? Which Solaris

Re: [zfs-discuss] zpool split failing

2012-04-17 Thread Matt Keenan
On 04/17/12 01:00 PM, Jim Klimov wrote: 2012-04-17 14:47, Matt Keenan wrote: - or is it possible that one of the devices being a USB device is causing the failure ? I don't know. Might be, I've got little experience with those beside LiveUSB imagery ;) My reason for splitting the pool was so

Re: [zfs-discuss] zpool split failing

2012-04-17 Thread Jim Klimov
2012-04-17 14:47, Matt Keenan wrote: - or is it possible that one of the devices being a USB device is causing the failure ? I don't know. Might be, I've got little experience with those beside LiveUSB imagery ;) My reason for splitting the pool was so I could attach the clean USB rpool to an

Re: [zfs-discuss] zpool split failing

2012-04-17 Thread Matt Keenan
Hi Cindy, Tried out your example below in a vbox env, and detaching a device from a pool makes that device simply unavailable. and simply cannot be re-imported. I then tried setting up a mirrored rpool within a vbox env, agreed one device is not USB however, when booted into the rpool, split

Re: [zfs-discuss] zpool split failing

2012-04-16 Thread Cindy Swearingen
Hi Matt, I don't have a way to reproduce this issue and I don't know why this is failing. Maybe someone else does. I know someone who recently split a root pool running the S11 FCS release without problems. I'm not a fan of root pools on external USB devices. I haven't tested these steps in a w

[zfs-discuss] zpool split failing

2012-04-16 Thread Matt Keenan
Hi Attempting to split a mirrored rpool and fails with error : Unable to split rpool: pool already exists I have a laptop with main disk mirrored to an external USB. However as the laptop is not too healthy I'd like to split the pool into two pools and attach the external drive to another