Re: [linux-lvm] Installation question: SW RAID1 + LVM for boot and root

2001-02-09 Thread Luca Berra
On Thu, Feb 08, 2001 at 09:39:49PM +0100, Luka Renko wrote: > 1. Is it possible to install OS directly on SW RAID1 + LVM? > If not, how to do it in multiple steps (RAID HOWTO just mentions how to > install OS on SW RAID1, but not using LVM on top of SW RAID)? not yet, i used an extra disk to inst

Re: RAID1 Read performance

2001-02-09 Thread Arjan van de Ven
In article <[EMAIL PROTECTED]> you wrote: > Hello all, > I have a 5G RAID1 device that I created under 2.2.16. The device is > made of /dev/hda4 (Maxtor 102.G UDMA66) and /dev/hde4 (IBM 20.5G UDMA100). > Under 2.2.16 'hdparm -t /dev/md0' gave read speeds of 22-26MB/sec on this > combo. I'

Re: RAID1 Read performance

2001-02-09 Thread Gregory Leblanc
On 09 Feb 2001 11:18:23 +0100, Arjan van de Ven wrote: > In article <[EMAIL PROTECTED]> you wrote: > > Hello all, > > > I have a 5G RAID1 device that I created under 2.2.16. The device is > > made of /dev/hda4 (Maxtor 102.G UDMA66) and /dev/hde4 (IBM 20.5G UDMA100). > > Under 2.2.16 'hdparm

Re: RAID1 Read performance

2001-02-09 Thread Arjan van de Ven
On Fri, Feb 09, 2001 at 08:31:58AM -0800, Gregory Leblanc wrote: > > (single threaded) RAID1 performance in 2.4 is limited to the speed of the > > fastest disk[1]. Can you hdparm -t both your disks seperatly and post the > > numbers here ? > > I was under the impression that some form of the RAID

Re: RAID1 Read performance

2001-02-09 Thread Ross Vandegrift
> > (single threaded) RAID1 performance in 2.4 is limited to the speed of the > > fastest disk[1]. Can you hdparm -t both your disks seperatly and post the > > numbers here ? > > I was under the impression that some form of the RAID 1 read balancing > patch (for the 2.2.x kernels) had been incorp

Status of raid.

2001-02-09 Thread C. R. Oldham
Greetings, I'm getting ready to put kernel 2.4.1 on my server at home. I have some questions about the status of RAID in 2.4.1. Sorry to be dense but I couldn't glean the answers to these questions from my search of the mailing list. 1. It appears that as of 2.4.1 RAID is finally part of the s

Re: Status of raid.

2001-02-09 Thread Neil Brown
On Friday February 9, [EMAIL PROTECTED] wrote: > Greetings, > > I'm getting ready to put kernel 2.4.1 on my server at home. I have some > questions about the status of RAID in 2.4.1. Sorry to be dense but I > couldn't glean the answers to these questions from my search of the > mailing list. >