Re: [gentoo-user] lvm2 and RAID

2005-09-21 Thread Neil Bothwick
On Wed, 21 Sep 2005 01:44:04 -0400 (EDT), A. Khattri wrote: > Im talking about software RAID specifically. I would assume running lvm2 > (a software process) over software RAID would have more overhead than > just software RAID alone. Your CPU and memory are so much faster than your hard drive th

Re: [gentoo-user] lvm2 and RAID

2005-09-21 Thread jarry
"A. Khattri" <[EMAIL PROTECTED]> wrote: > Im talking about software RAID specifically. I would assume running > lvm2 (a software process) over software RAID would have more overhead > than just software RAID alone. I'd say you do not need to worry about it (if you have at least 500MHz cpu). SW-ra

Re: [gentoo-user] lvm2 and RAID

2005-09-20 Thread A. Khattri
On Tue, 20 Sep 2005, John Jolet wrote: > you'd have to define "just plain raid". There is a performance > penalty for software raid over hardware raid, but I've not been able > to see any performance penalty for lvm over plain filesystem. Note > that my testing has been on light-to-moderately lo

Re: [gentoo-user] lvm2 and RAID

2005-09-20 Thread John Jolet
On Sep 20, 2005, at 4:38 PM, A. Khattri wrote: On Thu, 15 Sep 2005, Neil Bothwick wrote: On Thu, 15 Sep 2005 12:25:14 -0700, Carl Flippin wrote: The trick to getting it all to work together is doing the raid setup first and then using the /dev/md* devices for the LVM2 setup. I did some

Re: [gentoo-user] lvm2 and RAID

2005-09-20 Thread A. Khattri
On Thu, 15 Sep 2005, Neil Bothwick wrote: > On Thu, 15 Sep 2005 12:25:14 -0700, Carl Flippin wrote: > > > The trick to getting it all to work together is doing the raid setup > > first and then using the /dev/md* devices for the LVM2 setup. > > I did something similar here. By creating the RAID fi

Re: [gentoo-user] lvm2 and RAID

2005-09-15 Thread Neil Bothwick
On Thu, 15 Sep 2005 12:25:14 -0700, Carl Flippin wrote: > The trick to getting it all to work together is doing the raid setup > first and then using the /dev/md* devices for the LVM2 setup. I did something similar here. By creating the RAID first, you only need to RAID one large partition. --

Re: [gentoo-user] lvm2 and RAID

2005-09-15 Thread Carl Flippin
I have such a setup. It was fairly easy to do. For the LVM2 part, just follow this howto: http://www.gentoo.org/doc/en/lvm2.xml For the raid part, the documentation you need is here: http://www.gentoo.org/doc/en/gentoo-x86-tipsntricks.xml#software-raid The trick to getting it all to work toget

Re: [gentoo-user] lvm2 and RAID

2005-09-15 Thread brettholcomb
5/09/15 Thu PM 02:30:42 EDT > To: gentoo-user@lists.gentoo.org > Subject: [gentoo-user] lvm2 and RAID > > > Anybody using lvm2 and RAID together on the same partitions? > > Can anyone detail how to create such a setup? > > > -- > > -- > gentoo-user@gentoo.org mailing list > > -- gentoo-user@gentoo.org mailing list

[gentoo-user] lvm2 and RAID

2005-09-15 Thread A. Khattri
Anybody using lvm2 and RAID together on the same partitions? Can anyone detail how to create such a setup? -- -- gentoo-user@gentoo.org mailing list