On Fri, Jul 17, 2009 at 07:17:57AM +0100, Zavodsky, Daniel (GE Money) wrote: > Hello, > I can confirm this, I cannot just give devices to mdadm but I have to > provide the uuid. > I did not report it as a bug because I thought it was a "feature" :-) >
Thanks for confirming this! :) I haven't had time (yet) to file a bug, or dig more into it to see if there's some real reason why --uuid is required.. -- Pasi > Regards, > Daniel > > > -----Original Message----- > From: [email protected] [mailto:[email protected]] > On Behalf Of John Summerfield > Sent: Friday, July 17, 2009 4:17 AM > To: Red Hat Enterprise Linux 5 (Tikanga) discussion mailing-list > Subject: Re: [rhelv5-list] RHEL 5.3 bug or feature? in "linux rescue" > modemdadm only can assemble/start raid1 array with uuid,not with device names > > Pasi Kärkkäinen wrote: > > Hello. > > > > Any ideas.. is this a bug or a feature? > > > > I have a machine with rhel 5.3 installed. It's using mdadm software > > raid1, so it has md0 (sda1+sdb1) and md1 (sdb2+sdb2). > > Are those the correct devices for md1? > > > > If I boot to "linux rescue" mode from rhel CD/DVD and try to manually > > start the arrays I notice this: > > > > # mdadm --assemble -a yes /dev/md0 /dev/sda1 /dev/sdb1 > > mdadm: no devices found for /dev/md0 > > > > # mdadm --assemble -a yes /dev/md1 /dev/sda2 /dev/sdb2 > > mdadm: no devices found for /dev/md1 > > > > BUT, if I do this: > > > > # mdadm --assemble --uuid <uuid_of_mdX> /dev/mdX > > > > it works as expected.. and yes, it uses the correct and very same sda? and > > sdb? devices. > > I wonder.... > > I suggest you check again that you are doing everything correctly, and that > you have the correct device names in your email. > > > > > Also "mdadm --examine /dev/sda?" gives correct/matching uuids. > > > > Would be a lot easier to NOT type the uuid, in some recovery cases :) > > I agree with this. Once you have satisfied yourself again that you have done > it correctly. Then, I recommend reporting it as a bug. Whether it's a coding > error or a design error, the behaviour you report is unreasonable. > > > > > -- > > Cheers > John > > -- spambait > [email protected] [email protected] > -- Advice > http://webfoot.com/advice/email.top.php > http://www.catb.org/~esr/faqs/smart-questions.html > http://support.microsoft.com/kb/555375 > > You cannot reply off-list:-) > > _______________________________________________ > rhelv5-list mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/rhelv5-list > > _______________________________________________ > rhelv5-list mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/rhelv5-list _______________________________________________ rhelv5-list mailing list [email protected] https://www.redhat.com/mailman/listinfo/rhelv5-list
