Re: Dynamically increase/reduce hardware raid partition?

2004-04-17 Thread Allan Wind
On 2004-04-17T14:34:36+, Reinhard Tartler wrote: > Did you actually try snapshots with either lvm1 or lvm2? No, but when I followed lvm1 development closer it was routinely discussed certainty. Thanks for keeping me honest. /Allan -- Allan Wind P.O. Box 2022 Woburn, MA 01888-0022 USA sig

Re: Dynamically increase/reduce hardware raid partition?

2004-04-17 Thread Reinhard Tartler
Allan Wind wrote: > LVM and EVMS support snapshots which is an interesting (partial) > backups solution. Did you actually try snapshots with either lvm1 or lvm2? With lvm2 it won't work because current devicemapper code (both 2.6 and 2.4 patches) dont support them, and for lvm1 I could not mount s

Re: Dynamically increase/reduce hardware raid partition?

2004-04-16 Thread Karsten M. Self
on Tue, Apr 13, 2004 at 10:05:25PM -0700, Alvin Oga ([EMAIL PROTECTED]) wrote: > > hi ya > > On Wed, 14 Apr 2004, Michael Bellears wrote: > > > I have just installed Debian 3 on a Smart Array 6400 (4 disks (146.8G > > each) Raid 5) - This gives me a data partition of 409G. > > that's pretty bad

RE: Dynamically increase/reduce hardware raid partition?

2004-04-15 Thread Michael Bellears
Allan Wind wrote: > On 2004-04-14T22:24:00+1000, Michael Bellears wrote: >> I also came across LVM >> (http://www.tldp.org/HOWTO/LVM-HOWTO/index.html) >> - Can anyone comment on the effectiveness/stability and if it would >> be appropriate to my situation?..It certainly looks interesting. > > Inst

Re: Dynamically increase/reduce hardware raid partition?

2004-04-14 Thread Allan Wind
On 2004-04-14T22:24:00+1000, Michael Bellears wrote: > I also came across LVM (http://www.tldp.org/HOWTO/LVM-HOWTO/index.html) > - Can anyone comment on the effectiveness/stability and if it would be > appropriate to my situation?..It certainly looks interesting. Installed LVM on my work-station y

RE: Dynamically increase/reduce hardware raid partition?

2004-04-14 Thread Michael Bellears
Alex Malinovich wrote: > On Wed, 2004-04-14 at 03:04, Michael Bellears wrote: >> Wouldn't Reiser just be seeing the array as a single drive though? > > Sorry, I missed the beginning of the thread, but I'm assuming > you're using a hardware RAID board? Yes - Smart Array 6400 > > As long as you'r

RE: Dynamically increase/reduce hardware raid partition?

2004-04-14 Thread Alex Malinovich
On Wed, 2004-04-14 at 03:04, Michael Bellears wrote: > Alvin Oga wrote: --snip-- > Ok - Im running Reiser...problem is, when the new drive is added to the > array in Top Tools (And Array Size subsequently increases), it is not > reflected once in Debian - Would a partition utility re-create the > p

RE: Dynamically increase/reduce hardware raid partition?

2004-04-14 Thread Michael Bellears
Alvin Oga wrote: > the "-m 1" is for things like mke2fs(fs formatting) not for > cfdisk(low level partitions) Ah - ok. > If I add an additional 146.8G drive, and update the array(Raid BIOS), >>> >>> if you changed the "partition" ( raid bios )... you lost all data >>> - partitions

RE: Dynamically increase/reduce hardware raid partition?

2004-04-13 Thread Alvin Oga
hi ya michael On Wed, 14 Apr 2004, Michael Bellears wrote: > > On Wed, 14 Apr 2004, Michael Bellears wrote: > > when you formatted the disks... did you use -m 1 or some > > other non-default "reserved space" on these giant disks > > No - Standard install with cfdisk (So whatever it uses)

RE: Dynamically increase/reduce hardware raid partition?

2004-04-13 Thread Michael Bellears
> > On Wed, 14 Apr 2004, Michael Bellears wrote: > > > I have just installed Debian 3 on a Smart Array 6400 (4 > disks (146.8G > > each) Raid 5) - This gives me a data partition of 409G. > > that's pretty bad ... i'd have expected somewhere around 3x > 146gb of usable space That is my "data"

Re: Dynamically increase/reduce hardware raid partition?

2004-04-13 Thread Alvin Oga
hi ya On Wed, 14 Apr 2004, Michael Bellears wrote: > I have just installed Debian 3 on a Smart Array 6400 (4 disks (146.8G > each) Raid 5) - This gives me a data partition of 409G. that's pretty bad ... i'd have expected somewhere around 3x 146gb of usable space when you formatted the disks...

Dynamically increase/reduce hardware raid partition?

2004-04-13 Thread Michael Bellears
I have just installed Debian 3 on a Smart Array 6400 (4 disks (146.8G each) Raid 5) - This gives me a data partition of 409G. If I add an additional 146.8G drive, and update the array(Raid BIOS), the changes are not reflected when in Debian (i.e. It still only sees a 409G partition, not ~520G) Is