A snapshot created before you started down this path would save your butt here but beyond that I dunno...snapshots are cheap to the point of being free with zfs so if you're not routinely snapshot ting everything hopefully you'll start now.
On Tuesday, October 13, 2015, Jeb Winders <[email protected]> wrote: > Hello All, > > First let me say that I greatly appreciate the work the community and > joyent have done on smartos. I am a big fan. > > I know that my subject may seem provocative and I don't really mean it > that way, but on the other hand my files seem to be gone so maybe a smidge > of provocation is in order. > > I do things that I probably should not like running the 2012Q2 release > since, well second quarter 2012. > > When I started using smartos I had big plans to do all the zones stuff I > used to do on sol10 and opensolaris but one thing led to another and I > ended up mostly just running a zfs fs in the global zone as a place to dump > files until I made time to really get into it. > > Well this past weekend the time finally came. After much investigation > and trial and error, I figured out that I had goobered up the old > smartos64plus zones I had made previously. Instead of trying to fix them I > went ahead and downloaded the latest usb image so I could get with the > modern age, be on the cutting edge, right side of history, all that stuff. > > While I was waiting for things to 'dd' I rearranged some of the files and > dirs in my global zone zfs fs to kill time and then got to rebooting. > > I then ran into the whole 'zones/dump' pool degraded issue but I > eventually find the guy who documented destroying and remaking the dump zfs > and things were undegraded again. > > I made a working zone , got some stuff from pkgin, everything was going > swimmingly. > > I mention all of the above to illustrate that smartos and I had a big > weekend. > > Then I went to retrieve some files from my old global zone zfs filesystem > and all but two of the directories there were gone. Specifically > everything but the dirs I had been rearranging were gone. > > 10 points to whomever has already figured out what happened > > At first I thought there was some kind of zpool something or other > happening cause I had just gotten over that whole 'degraded' scare the day > before. But zpool stuff doesn't usually leave some files intact and > visible and the fs mounted. > > Here is a hint -- back in 2012 when I made this fs to dump files into I > obviously could not call it zones/dump because that was already taken. so > the next best thing I could think of that was not in use already was ... > wait for it ... zones/archive > > 5 points if you get it now. > > For those of you still reading, evidently zones/archive is an actual thing > now and there is a handy cron job in the root crontab to find everything in > there which has not been touched in 7 days and 'rm' it. > > so my dir full of linux iso's avoided certain doom, for now. but > everything else got 'rm'd > > I realize this is an edge case and I shouldn't be putting stuff in the > global zone in the first place but if anyone has any advice for undeleting > files from zfs I would greatly appreciate it. > > I wanted to learn more hardcore OS and filesystem stuff so I guess I get > my wish :) > > Another question -- should I rename my zfs fs zones/archive to something > else or would that make it harder to recover stuff ? > > or am I just deluding myself to think there will be any recovery ? > > Thanks for any help you can render. In the mean time I will make a shell > script to touch the dirs in zones/archive everyday. > > And let my story serve as a caution to any wayward soul who would make a > filesystem in the global zone. > > -jeb > > > *smartos-discuss* | Archives > <https://www.listbox.com/member/archive/184463/=now> > <https://www.listbox.com/member/archive/rss/184463/27583099-9f317b8b> | > Modify > <https://www.listbox.com/member/?&;> > Your Subscription <http://www.listbox.com> > -- "Genius might be described as a supreme capacity for getting its possessors into trouble of all kinds." -- Samuel Butler ------------------------------------------- smartos-discuss Archives: https://www.listbox.com/member/archive/184463/=now RSS Feed: https://www.listbox.com/member/archive/rss/184463/25769125-55cfbc00 Modify Your Subscription: https://www.listbox.com/member/?member_id=25769125&id_secret=25769125-7688e9fb Powered by Listbox: http://www.listbox.com
