lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Mon, 16 Jul 2007 16:04:41 +0100 From: David Greaves <david@...eaves.com> To: LinuxKernel@...esplace.net Cc: linux-kernel@...r.kernel.org, Neil Brown <neilb@...e.de> Subject: Re: Problem recovering a failed RIAD5 array with 4-drives. --RESOLVED James wrote: >>> I don't know the original order of the array before all the problems > started. >>> Is there a way to determine the original order? >> No, unless you have some old kernel logs of the last time it assembled >> the array properly. >> The one thing that "--create" does destroy is the information about >> any previous array that the drives were a part of. >> >>> The order that --detail is showing now is the order that appeared after >>> issuing the command is it is in the email. (ie: a b c d) >> Odd. I cannot reproduce it. >> I suggest you try different arrangements (of the 3 good drives and the >> word 'missing') until you find one that 'fsck -n' likes. >> >> NeilBrown >> >> > > I don't understand how the order of --detail was different than the command > line on my system, however.... > > YOU ARE A LIFE SAVER!!! > > After going through 21 combinations, beginning to lose all hope and plummeting > into eternal despair, combo 22 worked. The array is up and working. All the > data (1.3Tb) is there and I'm probably the happiest character on the mail > list today. > > Thanks a bunch for your help. Funnily enough someone else was having a similar problem on the linux-raid list at the same time Here's a script that may be useful to others in this predicament - a hell of a lot quicker than doing it by hand... The 'is the filesystem safe' test probably wants improving from a read-only mount... http://linux-raid.osdl.org/index.php/RAID_Recovery http://linux-raid.osdl.org/index.php/Permute_array.pl David - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists