Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-16 Thread Ceri Davies
On Wed, Nov 15, 2006 at 04:45:02PM -0700, Lori Alt wrote: Ceri Davies wrote: On Tue, Nov 14, 2006 at 07:32:08PM +0100, [EMAIL PROTECTED] wrote: Actually, we have considered this. On both SPARC and x86, there will be a way to specify the root file system (i.e., the bootable dataset) to be

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-15 Thread Dick Davies
On 15/11/06, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote: I suppose it depends how 'catastrophic' the failture is, but if it's very low level, booting another root probabyl won't help, and if it's too high level, how will you detect it (i.e. you've booted the kernel, but it is buggy). If it

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-15 Thread Nicolas Williams
On Tue, Nov 14, 2006 at 07:32:08PM +0100, [EMAIL PROTECTED] wrote: Actually, we have considered this. On both SPARC and x86, there will be a way to specify the root file system (i.e., the bootable dataset) to be booted, at either the GRUB prompt (for x86) or the OBP prompt (for SPARC). If

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-15 Thread Nicolas Williams
On Wed, Nov 15, 2006 at 11:00:01AM +, Darren J Moffat wrote: I think we first need to define what state up actually is. Is it the kernel booted ? Is it the root file system mounted ? Is it we reached milestone all ? Is it we reached milestone all with no services in maintenance ?

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-15 Thread Nicolas Williams
On Wed, Nov 15, 2006 at 09:58:35PM +, Ceri Davies wrote: On Wed, Nov 15, 2006 at 12:10:30PM +0100, [EMAIL PROTECTED] wrote: I think we first need to define what state up actually is. Is it the kernel booted ? Is it the root file system mounted ? Is it we reached milestone all ?

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-15 Thread Ceri Davies
On Wed, Nov 15, 2006 at 04:23:18PM -0600, Nicolas Williams wrote: On Wed, Nov 15, 2006 at 09:58:35PM +, Ceri Davies wrote: On Wed, Nov 15, 2006 at 12:10:30PM +0100, [EMAIL PROTECTED] wrote: I think we first need to define what state up actually is. Is it the kernel booted ? Is

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-15 Thread Ceri Davies
On Tue, Nov 14, 2006 at 07:32:08PM +0100, [EMAIL PROTECTED] wrote: Actually, we have considered this. On both SPARC and x86, there will be a way to specify the root file system (i.e., the bootable dataset) to be booted, at either the GRUB prompt (for x86) or the OBP prompt (for SPARC). If

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-15 Thread Lori Alt
Ceri Davies wrote: On Tue, Nov 14, 2006 at 07:32:08PM +0100, [EMAIL PROTECTED] wrote: Actually, we have considered this. On both SPARC and x86, there will be a way to specify the root file system (i.e., the bootable dataset) to be booted, at either the GRUB prompt (for x86) or the OBP

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-14 Thread Wee Yeh Tan
On 11/11/06, Bart Smaalders [EMAIL PROTECTED] wrote: It would seem useful to separate the user's data from the system's data to prevent problems with losing mail, log file data, etc, when either changing boot environments or pivoting root boot environments. I'll be more concerned about the

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-14 Thread Casper . Dik
On 11/11/06, Bart Smaalders [EMAIL PROTECTED] wrote: It would seem useful to separate the user's data from the system's data to prevent problems with losing mail, log file data, etc, when either changing boot environments or pivoting root boot environments. I'll be more concerned about the

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-14 Thread Lori Alt
[EMAIL PROTECTED] wrote: On 11/11/06, Bart Smaalders [EMAIL PROTECTED] wrote: It would seem useful to separate the user's data from the system's data to prevent problems with losing mail, log file data, etc, when either changing boot environments or pivoting root boot environments.

Re: [zfs-discuss] Thoughts on patching + zfs root

2006-11-08 Thread Lori Alt
Torrey McMahon wrote: Jason King wrote: Anxiously anticipating the ability to boot off zfs, I know there's been some talk about leveraging some of the snapshotting/cloning features in conjunction with upgrades and patches. What I am really hoping for is the ability to clone /, patch the