Re: root (/) on raid 5 /boot on CF card

2012-07-25 Thread Gary Dale
On 25/07/12 12:01 AM, Bob wrote: On 07/25/2012 11:25 AM, Gary Dale wrote: On 24/07/12 09:50 PM, Bob wrote: Hi I'm trying to upgrade my personal web server & I have a 4 port SATA2 PCI card with the 4 Hard Drives connected, I'm putting a 1GB swap partition at the front of each of the 4 500GB driv

Re: root (/) on raid 5 /boot on CF card

2012-07-24 Thread Bob
On 07/25/2012 11:25 AM, Gary Dale wrote: On 24/07/12 09:50 PM, Bob wrote: Hi I'm trying to upgrade my personal web server & I have a 4 port SATA2 PCI card with the 4 Hard Drives connected, I'm putting a 1GB swap partition at the front of each of the 4 500GB drives and the rest is / in an mdadm s

Re: root (/) on raid 5 /boot on CF card

2012-07-24 Thread Gary Dale
On 24/07/12 09:50 PM, Bob wrote: Hi I'm trying to upgrade my personal web server & I have a 4 port SATA2 PCI card with the 4 Hard Drives connected, I'm putting a 1GB swap partition at the front of each of the 4 500GB drives and the rest is / in an mdadm software RAID5 configuration. I know yo

Re: Root on RAID 5 + LVM will only boot in degraded mode

2004-11-19 Thread Laurent CARON
Dag Sverre Seljebotn wrote: Nov 18 19:15:49 localhost kernel: SCSI device sda: 390721968 512-byte hdwr sectors (200050 MB) Nov 18 19:15:49 localhost kernel: Partition check: Nov 18 19:15:49 localhost kernel: /dev/scsi/host0/bus0/target0/lun0: p1 p2 Nov 18 19:15:49 localhost kernel: SCSI device sdb

Re: Root on RAID 5 + LVM will only boot in degraded mode

2004-11-19 Thread Dag Sverre Seljebotn
> >Nov 18 19:15:49 localhost kernel: SCSI device sda: 390721968 512-byte > >hdwr sectors (200050 MB) > >Nov 18 19:15:49 localhost kernel: Partition check: > >Nov 18 19:15:49 localhost kernel: /dev/scsi/host0/bus0/target0/lun0: p1 > >p2 > >Nov 18 19:15:49 localhost kernel: SCSI device sdb: 39072196

Re: Root on RAID 5 + LVM will only boot in degraded mode

2004-11-18 Thread Laurent CARON
Dag Sverre Seljebotn a écrit : On reboot the last disk to be added to the array is kicked out of it and the array starts in deprecated mode. (If this is not the right place to ask, could someone please forward me to more suited place?) Long story: My setup is with six disks on a Promise TX4 serial

Re: Root on RAID - solution

2001-08-03 Thread George Karaolides
Hi all, The debian potato root-on-software-RAID problem is now solved. Summary: My root-on-software RAID system was unbootable; lilo only reached the LI stage. The solution appears to be: the disk from whose MBR the root-on-software-RAID is to be booted *for the first time* must be th

Re: Root on RAID

2001-08-03 Thread Russell Coker
On Fri, 3 Aug 2001 06:19, Brian May wrote: > Alvin> hi ya george > > Alvin> for raid1 typically /dev/hda is copied to /dev/hdb > > Alvin>- dont know why you'd wanna mirror a partition... ( > Alvin> system will still be dead since the rest of the required ( > Alvin> par

Re: Root on RAID

2001-08-03 Thread Alvin Oga
hi ya brian yes... i suppose it's just as easy ( better ) to clone the partitions... ( i must a been out to lunch when i replied earlier ) yes.. sometimes one mirrors diska to diskb of a different size... yes... having raid is NOT a backup of important data...so if one detects some flakyness..

Re: Root on RAID

2001-08-02 Thread Brian May
> "Alvin" == Alvin Oga <[EMAIL PROTECTED]> writes: Alvin> hi ya george Alvin> for raid1 typically /dev/hda is copied to /dev/hdb Alvin> - dont know why you'd wanna mirror a partition... ( Alvin> system will still be dead since the rest of the required ( Alvin>

Re: Root on RAID - stock

2001-08-02 Thread Petr \[Dingo\] Dvorak
On Thu, 2 Aug 2001, Alvin Oga wrote: AO> the kernel... is raid0 and raid1 compatible... AO> with no modifications/patches needed ... AO> ( just need to make sure raid in turned on in the kernel option AO> AO> -- for raid5...you need some patches...depending on which kernel version i made rai

Re: Root on RAID - stock

2001-08-02 Thread Alvin Oga
hi ya george the kernel... is raid0 and raid1 compatible... with no modifications/patches needed ... ( just need to make sure raid in turned on in the kernel option -- for raid5...you need some patches...depending on which kernel version -- you cannot bootbceause you only have /boo

Re: Root on RAID

2001-08-02 Thread Alvin Oga
hi ya george for raid1 typically /dev/hda is copied to /dev/hdb - dont know why you'd wanna mirror a partition... ( system will still be dead since the rest of the required ( partition is not available for raid5... / /deb/md0 sda1 sdb1 sdc1 sdd1

Re: Root on RAID

2001-08-02 Thread George Karaolides
Could my problem be with lilo? I am running 21.5-1 beta (the stock lilo that comes with "potato"). Does anyone know whether this is RAID1-capable or not? > > On Wed, 1 Aug 2001, George Karaolides wrote: > > > Hi, > > > > I'm trying to install a system with root fs on RAID. > > > > I have do

Re: Root on RAID

2001-08-02 Thread George Karaolides
On Wed, 1 Aug 2001, Alvin Oga wrote: > to do "root raid".. you need to use the "raid" partition type > and NOT ext2 Yes, I'm clear abou this, my raid patritions are type FD, "Linux Raid Autodetect". > you might want root raid5...so that if one disk dies...that you can > still boot off of t

Re: Root on RAID

2001-08-01 Thread Alvin Oga
hi ya george to do "root raid".. you need to use the "raid" partition type and NOT ext2 you might want root raid5...so that if one disk dies...that you can still boot off of the remaining disks you might want to just do root raid1...so that if one disk dies... you can still boot off the "