zsnapper works quite well in the gz, it's what I use to generate snapshots https://github.com/calmh/zsnapper
On 2015-10-14 13:17, Gérczei Tamás wrote: > OK, I will - ETA later today. I'll re-post. > > On 14 October 2015 1:12:03 pm "Jeb Winders" <[email protected]> wrote: > Thanks, I also had such a script from my solaris 10 days but never > transferred it over to smartos. Please feel free to share. > > On Wed, Oct 14, 2015 at 6:58 AM, Gérczei Tamás <[email protected]> > wrote: > > I have created my own solution for this in the form of a shell script that > can create, replicate and rotate ZFS snapshots, suitable for use as a > cronjob. . I'm using it on Solaris (1[01]) and SmartOS as well although in > test environments only so far. I can share it, if You want me to, it might > prove helpful until someone comes up with a better one. > > On 14 October 2015 12:43:52 pm "Jeb Winders" <[email protected]> wrote: > Agreed. Snapshots would have been an easy way to mitigate this but > implementing some auto snapshoting was one of the things on my todo list that > I embarrassingly never got around to doing. I do have one snapshot from 2012 > which has a lot in it so there is some recoverability. > > Another funny part of this is that I was actually pretty good about doing > scrubs because I was always worried about the dreaded bit rot. But I > obviously did not take enough precautions against user error. > > On Tue, Oct 13, 2015 at 10:59 PM, Michael Loftis <[email protected]> wrote: > 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 > > -- > > "Genius might be described as a supreme capacity for getting its possessors > into trouble of all kinds." > -- Samuel Butler SMARTOS-DISCUSS | Archives [1] [2] | Modify [3] Your Subscription [4] Links: ------ [1] https://www.listbox.com/member/archive/184463/=now [2] https://www.listbox.com/member/archive/rss/184463/26452851-88b650c7 [3] https://www.listbox.com/member/?& [4] http://www.listbox.com ------------------------------------------- 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
