Re: [zfs-discuss] [osol-code] /usr/bin and /usr/xpg4/bin differences

2007-12-18 Thread John Plocher
Sasidhar Kasturi wrote: > Thank you, > Is it that /usr/bin binaries are more advanced than that of > /xpg4 things or .. the extensions of the /xpg4 things? They *should* be the same level of "advancement", but each has a different set of promises and expectations it needs to live up to..

Re: [zfs-discuss] ZFS Mountroot and Bootroot Comparison

2007-10-05 Thread John Plocher
Nicolas Williams wrote: > I'm curious as to why you think this The characteristics of /, /usr and /var are quite different, from a usage and backup requirements perspective: / is read-mostly, but contains critical config data. /usr is read-only, and /var (/var/mail, /var/mysql, ...) can be high v

Re: [zfs-discuss] ZFS Mountroot and Bootroot Comparison

2007-10-05 Thread John Plocher
Lori Alt wrote: > I'm not surprised that having /usr in a separate pool failed. > The design of zfs boot largely assumes that root, /usr, and > /var are all on the same pool, and it is unlikely that we would > do the work to support any other configuration any time soon. This seems, uhm, undesira

Re: [zfs-discuss] ZFS Solaris 10u5 Proposed Changes

2007-09-18 Thread John Plocher
Many/most of these are available at http://www.opensolaris.org/os/community/arc/caselog//CCC replacing /CCC with the case numbers below, as in http://www.opensolaris.org/os/community/arc/caselog/2007/171 for the 2nd one below. I'm not sure why the first one (2007/142) isn't there - I'

Re: [zfs-discuss] [arc-discuss] Take Three: PSARC 2007/171 ZFS Separate Intent Log

2007-07-09 Thread John Plocher
>> It seems to me that the URL above refers to the publishing >> materials of *historical* cases. Do you think the case in hand >> should be considered historical ? In this context, historical means "any case that was not originally "open", and so can not be presumed to be clear of any proprieta

Re: Success: Re: [zfs-discuss] Re: I seem to have backed myself into a corner - how do I migrate filesyst

2007-06-01 Thread John Plocher
Mark J Musante wrote: Note that if you use the recursive snapshot and destroy, only one line is My "problem" (and it really is /not/ an important one) was that I had a cron job that every minute did min=`date "+%d"` snap="$pool/[EMAIL PROTECTED]" zfs destroy "$snap"

Re: Success: Re: [zfs-discuss] Re: I seem to have backed myself into a corner - how do I migrate filesyst

2007-06-01 Thread John Plocher
eric kustarz wrote: We specifically didn't allow the admin the ability to truncate/prune the log as then it becomes unreliable - ooops i made a mistake, i better clear the log and file the bug against zfs I understand - auditing means never getting to blame someone else :-) There are th

Success: Re: [zfs-discuss] Re: I seem to have backed myself into a corner - how do I migrate filesyst

2007-06-01 Thread John Plocher
sends snapshots that haven't already been sent so that I could do the initial time-intensive copies while the system was still in use and only have to do a faster "resync" while down in single user mode. It isn't pretty (it /is/ a perl script) but it worked :-) -

Re: [zfs-discuss] zfs root: legacy mount or not?

2007-05-25 Thread John Plocher
Why not simply have a SMF sequence that does early in boot, after / and /usr are mounted: create /etc/nologin (contents="coming up, not ready yet") enable login later in boot, when user filesystems are all mounted: delete /etc/nologin Wouldn't this would give the

[zfs-discuss] I seem to have backed myself into a corner - how do I migrate filesystems from one pool to another?

2007-05-25 Thread John Plocher
Thru a sequence of good intentions, I find myself with a raidz'd pool that has a failed drive that I can't replace. We had a generous department donate a fully configured V440 for use as our departmental server. Of course, I installed SX/b56 on it, created a pool with 3x 148Gb drives and made a