Re: [lvm-devel] Re: partitions for RAID volumes?

2001-02-27 Thread Luca Berra
On Tue, Feb 27, 2001 at 06:29:01PM -0700, Andreas Dilger wrote: > Neil Brown writes: > > On Monday February 26, [EMAIL PROTECTED] wrote: > > > Actually, the LVM metadata is somewhat poorly layed out in this respect. > > > The metadata is at the start of the device, and on occasion is not even > >

Re: [lvm-devel] Re: partitions for RAID volumes?

2001-02-27 Thread Andreas Dilger
Neil Brown writes: > On Monday February 26, [EMAIL PROTECTED] wrote: > > Actually, the LVM metadata is somewhat poorly layed out in this respect. > > The metadata is at the start of the device, and on occasion is not even > > sector aligned, AFAICS. > > MD/RAID volumes are always a multiple of 64

Re: [lvm-devel] Re: partitions for RAID volumes?

2001-02-27 Thread Neil Brown
On Monday February 26, [EMAIL PROTECTED] wrote: > > Actually, the LVM metadata is somewhat poorly layed out in this respect. > The metadata is at the start of the device, and on occasion is not even > sector aligned, AFAICS. Also, the PE structures, while large powers of > 2 in size, are not gua

Re: Going from 'old' (kernel v2.2.x) to 'new' (kernel v2.4.x) raidsystem

2001-02-27 Thread Neil Brown
On February 27, [EMAIL PROTECTED] wrote: > Quoting Neil Brown <[EMAIL PROTECTED]>: > > > On February 26, [EMAIL PROTECTED] wrote: > > > I'm currently running a standard v2.2.17 kernel w/ the 'accompanying' > > > raid system (linear). > > > > Given this, you should be able to run mkraid with co

Data loss with RAID5

2001-02-27 Thread Yann Algayon
I try to set 3 disks in raid 5. But i have a problem, I lose data when i remove a disk. I have done the following steps : * I created partitions on the three disks : on sdb : sdb1 and sdb2 both primary and FD type on sdc : sdc1 and sdc2 on sdd : sdd1 and sdd2 all partitions of

Re: Going from 'old' (kernel v2.2.x) to 'new' (kernel v2.4.x) raidsystem

2001-02-27 Thread Turbo Fredriksson
Quoting Neil Brown <[EMAIL PROTECTED]>: > On February 26, [EMAIL PROTECTED] wrote: > > I'm currently running a standard v2.2.17 kernel w/ the 'accompanying' > > raid system (linear). > > Given this, you should be able to run mkraid with complete safety as > is doesn't actually write anything to