Re: [zfs-discuss] My 500-gig ZFS is gone: insufficient replicas, corrupted data

2008-10-27 Thread Nigel Smith
Hi Miles I think you make some very good points in your comments. It would be nice to get some positive feedback on these from Sun. And my thought also on (quickly) looking at that bug & ARC case was does not this also need to be factored into the SATA framework. I really miss not having 'smartct

Re: [zfs-discuss] My 500-gig ZFS is gone: insufficient replicas, corrupted data

2008-10-27 Thread Miles Nordin
> "ns" == Nigel Smith <[EMAIL PROTECTED]> writes: ns> make a note of your hard drive and partitions sizes now, while ns> you have a working system. keeping a human-readable backup of all your disklabels somewhere safe has helped me a few times. For me it was mostly moving disks among

Re: [zfs-discuss] My 500-gig ZFS is gone: insufficient replicas, corrupted data

2008-10-27 Thread Nigel Smith
...check out that link that Eugene provided. It was a GigaByte GA-G31M-S2L motherboard. http://www.gigabyte.com.tw/Products/Motherboard/Products_Spec.aspx?ProductID=2693 Some more info on 'Host Protected Area' (HPA), relating to OpenSolaris here: http://opensolaris.org/os/community/arc/caselog/200

Re: [zfs-discuss] My 500-gig ZFS is gone: insufficient replicas, corrupted data

2008-10-27 Thread Nigel Smith
Hi Eugene I'm delighted to hear you got your files back! I've seen a few posts to this forum where people have done some change to the hardware, and then found that the ZFS pool have gone. And often you never hear any more from them, so you assume they could not recover it. Thanks for reporting b

Re: [zfs-discuss] My 500-gig ZFS is gone: insufficient replicas, corrupted data

2008-10-27 Thread Casper . Dik
>A damned new motherboard BIOS silently cut 2 megabytes down from >the drive so that ZFS went insane . Can you tell us which BIOS/Motherboard we should avoid? Casper ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.or

Re: [zfs-discuss] My 500-gig ZFS is gone: insufficient replicas, corrupted data

2008-10-27 Thread Eugene Gladchenko
Hi everyone, sorry for the late reply. First of all, I've got all my files back. Cheers! :-) Next, I'd like to tnank Nigel Smith, you are the best! And, if anyone is interested, here is the end of the story and I'll try not to make it too long. As one can see at http://www.freebsd.org/cgi/quer

Re: [zfs-discuss] My 500-gig ZFS is gone: insufficient replicas, corrupted data

2008-10-20 Thread Richard Elling
Eugene Gladchenko wrote: > Hi, > > I'm running FreeBSD 7.1-PRERELEASE with a 500-gig ZFS drive. Recently I've > encountered a FreeBSD problem (PR kern/128083) and decided about updating the > motherboard BIOS. It looked like the update went right but after that I was > shocked to see my ZFS dest

Re: [zfs-discuss] My 500-gig ZFS is gone: insufficient replicas, corrupted data

2008-10-19 Thread Orvar Korvar
would it help to insert the raid into another computer and import it there? -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] My 500-gig ZFS is gone: insufficient replicas, corrupted data

2008-10-19 Thread Nigel Smith
With ZFS, that are 4 identical labels on each physical vdev, in this case a single hard drive. L0/L1 at the start of the vdev, and L2/L3 at the end of the vdev. As I understand it, part of the reason for having four identical labels is to make it difficult to completely loose the information in th

[zfs-discuss] My 500-gig ZFS is gone: insufficient replicas, corrupted data

2008-10-19 Thread Eugene Gladchenko
Hi, I'm running FreeBSD 7.1-PRERELEASE with a 500-gig ZFS drive. Recently I've encountered a FreeBSD problem (PR kern/128083) and decided about updating the motherboard BIOS. It looked like the update went right but after that I was shocked to see my ZFS destroyed! Rolling the BIOS back did not