Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-05-01 Thread Torrey McMahon
Mike Dotson wrote: On Sat, 2007-04-28 at 17:48 +0100, Peter Tribble wrote: On 4/26/07, Lori Alt <[EMAIL PROTECTED]> wrote: Peter Tribble wrote: Why do administrators do 'df' commands? It's to find out how much space is used or available in a single file system

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-28 Thread Mike Gerdts
On 4/28/07, Mike Dotson <[EMAIL PROTECTED]> wrote: And this changes the scenario how? I've actually been pondering this for quite some time now. Why do we backup the root disk? With many of the tools out now, it makes far more sense to do a flar/incremental flars of the systems and or create c

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-28 Thread Mike Dotson
On Sat, 2007-04-28 at 17:48 +0100, Peter Tribble wrote: > On 4/26/07, Lori Alt <[EMAIL PROTECTED]> wrote: > > Peter Tribble wrote: > > Why do administrators do 'df' commands? It's to find out how much space > > is used or available in a single file system. That made sense when file > > systems

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-28 Thread Peter Tribble
On 4/26/07, Lori Alt <[EMAIL PROTECTED]> wrote: Peter Tribble wrote: > On 4/24/07, Darren J Moffat <[EMAIL PROTECTED]> wrote: >> With reference to Lori's blog posting[1] I'd like to throw out a few of >> my thoughts on spliting up the namespace. > > Just a plea with my sysadmin hat on - please do

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-26 Thread Mike Gerdts
On 4/24/07, Darren J Moffat <[EMAIL PROTECTED]> wrote: Other than /var/tmp my short list for being separate ZFS datasets are: /var/crash - because can be big and we might want quotas. /var/core [ which we don't yet have by default but I'm considering submitting an ARC case for this. ]

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-26 Thread Lori Alt
Peter Tribble wrote: On 4/24/07, Darren J Moffat <[EMAIL PROTECTED]> wrote: With reference to Lori's blog posting[1] I'd like to throw out a few of my thoughts on spliting up the namespace. Just a plea with my sysadmin hat on - please don't go overboard and make new filesystems just because we

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-26 Thread Peter Tribble
On 4/26/07, Darren J Moffat <[EMAIL PROTECTED]> wrote: > Or maybe even restructure the filesystem layout so that directories > with common properties could live under a common parent that could > be a separate filesystem rather than creating separate filesystems > for each? Hmn we have that alr

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-26 Thread Darren J Moffat
Peter Tribble wrote: In other words, let people have a system with just one filesystem. I'm fine with that. I think we have lots of options but it might be nice to come up with a short list of special/important directories that would should always recommend be separate datasets - If there i

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-26 Thread Peter Tribble
On 4/24/07, Darren J Moffat <[EMAIL PROTECTED]> wrote: With reference to Lori's blog posting[1] I'd like to throw out a few of my thoughts on spliting up the namespace. Just a plea with my sysadmin hat on - please don't go overboard and make new filesystems just because we can. Each extra files

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-26 Thread Gavin Maltby
On 04/24/07 17:30, Darren J Moffat wrote: Richard Elling wrote: /var/tm Similar to the /var/log rationale. [assuming /var/tmp] I intended to type /var/fm not /var/tm or /var/tmp. The FMA state data is I believe something that you would want to share between all boot environments on

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-24 Thread Darren J Moffat
Richard Elling wrote: /var/tm Similar to the /var/log rationale. [assuming /var/tmp] I intended to type /var/fm not /var/tm or /var/tmp. The FMA state data is I believe something that you would want to share between all boot environments on a given bit of hardware, right ? -- Darren

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-24 Thread Nicolas Williams
I left a comment on Lori's blog to the effect that splitting the namespace would complicate LU tools. Perhaps we need a zfs clone -r to match zfs snapshot -r? Nico -- ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-24 Thread Richard Elling
We're also updating the EIS bootdisk standard, and are considering similar recommendations. File systems are still not free. They have costs in complexity and maintenance, especially backup/restore. One of the benefits of a single namespace is that it is relatively simple to backup and restore

Re[2]: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-24 Thread Robert Milkowski
Hello Robert, Tuesday, April 24, 2007, 4:59:31 PM, you wrote: RM> Hello Darren, RM> Tuesday, April 24, 2007, 3:33:47 PM, you wrote: DJM>> With reference to Lori's blog posting[1] I'd like to throw out a few of DJM>> my thoughts on spliting up the namespace. DJM>> This is quite timely because o

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-24 Thread Robert Milkowski
Hello Darren, Tuesday, April 24, 2007, 3:33:47 PM, you wrote: DJM> With reference to Lori's blog posting[1] I'd like to throw out a few of DJM> my thoughts on spliting up the namespace. DJM> This is quite timely because only yesterday when I was updating the ZFS DJM> crypto document I was thinki

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-24 Thread Brian Hechinger
On Tue, Apr 24, 2007 at 09:48:33AM -0400, Mark J Musante wrote: > > I believe we should stick to the most basic config for the default Solaris > installer. Certainly it should allow the admin to create whataever > datasets might be desired, but we should keep it simple for the default > case. >

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-24 Thread Mark J Musante
On Tue, 24 Apr 2007, Darren J Moffat wrote: > There are obvious other places that would really benefit but I think > having them as separate datasets really depends on what the machine is > doing. For example /var/apache if you really are a webserver, but then > why not go one better and split ou

[zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-24 Thread Darren J Moffat
With reference to Lori's blog posting[1] I'd like to throw out a few of my thoughts on spliting up the namespace. This is quite timely because only yesterday when I was updating the ZFS crypto document I was thinking about this. I knew I needed ephemeral key support for ZVOLs so we could swap