Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-20 Thread Alan McKinnon
On Tue, 20 Sep 2011 07:19:18 +0700 Pandu Poluan pa...@poluan.info wrote: [snip] Sounds like you need a SAN Storage solution like NetApp or HDS :-) I have those options too. But the team that runs the SAN charges and the rates are not cheap. Yeah, tell me about it. The day after

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Pandu Poluan
On Sep 19, 2011 11:12 AM, Dale rdalek1...@gmail.com wrote: Peter Humphrey wrote: On Saturday 17 September 2011 12:34:54 Dale wrote: Does LVM make the heads move around more or anything like that? I'm just thinking it would depending on what lv are on what drives. I dunno, just

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Alan McKinnon
On Mon, 19 Sep 2011 13:51:03 +0700 Pandu Poluan pa...@poluan.info wrote: On Sep 19, 2011 11:12 AM, Dale rdalek1...@gmail.com wrote: Peter Humphrey wrote: On Saturday 17 September 2011 12:34:54 Dale wrote: Does LVM make the heads move around more or anything like that? I'm

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Dale
Alan McKinnon wrote: On Mon, 19 Sep 2011 13:51:03 +0700 Pandu Poluanpa...@poluan.info wrote: On Sep 19, 2011 11:12 AM, Dalerdalek1...@gmail.com wrote: Peter Humphrey wrote: On Saturday 17 September 2011 12:34:54 Dale wrote: Does LVM make the heads move around more or anything like that?

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Thanasis
on 09/19/2011 11:01 AM Dale wrote the following: What I was thinking about is this. You have two drives that is one lv. It has to be data stored on both drives at some point. Example, you have a data base that is 500Gbs. You have two drives that are 300Gbs each that are in the same lv.

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Alan McKinnon
On Mon, 19 Sep 2011 03:01:32 -0500 Dale rdalek1...@gmail.com wrote: I'm not sure if LVM by itself implement striping. Most likely not because LVM usually starts with 1 HD then gets additional PVs added. Plus there's the possibility that the second PV has a different size. I might be

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Joost Roeleveld
On Monday, September 19, 2011 03:01:32 AM Dale wrote: Alan McKinnon wrote: On Mon, 19 Sep 2011 13:51:03 +0700 Pandu Poluanpa...@poluan.info wrote: I'm not sure if LVM by itself implement striping. Most likely not because LVM usually starts with 1 HD then gets additional PVs added.

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Pandu Poluan
On Sep 19, 2011 2:29 PM, Alan McKinnon alan.mckin...@gmail.com wrote: On Mon, 19 Sep 2011 13:51:03 +0700 Pandu Poluan pa...@poluan.info wrote: I'm not sure if LVM by itself implement striping. Most likely not because LVM usually starts with 1 HD then gets additional PVs added. Plus

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread David W Noon
On Mon, 19 Sep 2011 09:26:16 +0200, Alan McKinnon wrote about Re: [gentoo-user] grub and what happens exactly when booting.: [snip] LVM does do striping according to the man page. I've never tried it, mostly because LVM is the wrong place to do that IMHO. Use RAID for that instead and leave LVM

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Alan McKinnon
On Mon, 19 Sep 2011 15:54:52 +0700 Pandu Poluan pa...@poluan.info wrote: LVM does do striping according to the man page. I've never tried it, mostly because LVM is the wrong place to do that IMHO. Use RAID for that instead and leave LVM to do what it's good at - managing storage volumes

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Michael Mol
On Mon, Sep 19, 2011 at 10:13 AM, Alan McKinnon alan.mckin...@gmail.com wrote: On Mon, 19 Sep 2011 15:54:52 +0700 Pandu Poluan pa...@poluan.info wrote: LVM does do striping according to the man page. I've never tried it, mostly because LVM is the wrong place to do that IMHO. Use RAID

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Alan McKinnon
On Mon, 19 Sep 2011 10:55:19 +0200 Joost Roeleveld jo...@antarean.org wrote: My personal preference would be option 1 as I agree with Alan that LVM should stick to managing LVs and leave striping and other options to RAID- devices/software. My preference is to get rid of this whole artifical

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Pandu Poluan
On Sep 19, 2011 10:05 PM, Alan McKinnon alan.mckin...@gmail.com wrote: On Mon, 19 Sep 2011 15:54:52 +0700 Pandu Poluan pa...@poluan.info wrote: LVM does do striping according to the man page. I've never tried it, mostly because LVM is the wrong place to do that IMHO. Use RAID for

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Pandu Poluan
On Sep 19, 2011 10:07 PM, Alan McKinnon alan.mckin...@gmail.com wrote: My preference is to get rid of this whole artifical disk/block-device/partition/pv/vg/lv nonsense and have one layer that does it all. I really don't see the point in persisting with keeping knowledge of distinct disks all

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Alan McKinnon
On Mon, 19 Sep 2011 22:40:36 +0700 Pandu Poluan pa...@poluan.info wrote: I had high hopes that ZFS would take us to a new place where all that would be possible. Sounds like you need a SAN Storage solution like NetApp or HDS :-) I have those options too. But the team that runs the SAN

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-19 Thread Pandu Poluan
On Sep 20, 2011 3:03 AM, Alan McKinnon alan.mckin...@gmail.com wrote: On Mon, 19 Sep 2011 22:40:36 +0700 Pandu Poluan pa...@poluan.info wrote: I had high hopes that ZFS would take us to a new place where all that would be possible. Sounds like you need a SAN Storage solution like

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-18 Thread Neil Bothwick
On Sat, 17 Sep 2011 00:49:21 +0100, Peter Humphrey wrote: A word of advice when starting from scratch, give your VG(s) unique names. I've seen what happens when someone takes a drive from one Fedora system and puts it in another, so there are two VGs called vg01. It ain't nice (only one

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-18 Thread Peter Humphrey
On Saturday 17 September 2011 13:44:39 Alan McKinnon wrote: [GUIDs] are not the best thing to work with admittedly, but they are guaranteed to be unique for all reasonable human needs. In a world when we plug things out of anything and plug them back into anything, a guaranteed unique ID is a

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-18 Thread Peter Humphrey
On Saturday 17 September 2011 12:34:54 Dale wrote: Does LVM make the heads move around more or anything like that? I'm just thinking it would depending on what lv are on what drives. I dunno, just curious. I haven't thought about that, but my first impression is that LVM won't make any

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-18 Thread Alan McKinnon
On Sun, 18 Sep 2011 23:02:45 +0100 Peter Humphrey pe...@humphrey.ukfsn.org wrote: On Saturday 17 September 2011 13:44:39 Alan McKinnon wrote: [GUIDs] are not the best thing to work with admittedly, but they are guaranteed to be unique for all reasonable human needs. In a world when we

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-18 Thread Dale
Peter Humphrey wrote: On Saturday 17 September 2011 12:34:54 Dale wrote: Does LVM make the heads move around more or anything like that? I'm just thinking it would depending on what lv are on what drives. I dunno, just curious. I haven't thought about that, but my first impression is

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-17 Thread Alex Schuster
Dale writes: Neil Bothwick wrote: On Fri, 16 Sep 2011 22:03:20 +0100, Peter Humphrey wrote: A word of advice when starting from scratch, give your VG(s) unique names. I've seen what happens when someone takes a drive from one Fedora system and puts it in another, so there are two VGs

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-17 Thread Dale
Peter Humphrey wrote: On Friday 16 September 2011 17:58:11 Dale wrote: Hmm, maybe I am thinking of ext4? Life's confusing. :/ In case it helps, here's the relevant part of my fstab: /dev/sda1 /boot ext2 noatime,noauto 1 2 /dev/md3 / ext4 noatime 1 1 /dev/vg1/home /home ext4 noatime 1 2

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-17 Thread Dale
William Kenworthy wrote: On Fri, 2011-09-16 at 19:06 -0500, Dale wrote: Neil Bothwick wrote: I did name it pretty well. It is called test right now. lol Right now, I'm just having fun. The biggest difference so far is that I can see with my new glasses. I just wish I didn't have arthritis in

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-17 Thread Dale
Dale wrote: William Kenworthy wrote: On Fri, 2011-09-16 at 19:06 -0500, Dale wrote: Neil Bothwick wrote: I did name it pretty well. It is called test right now. lol Right now, I'm just having fun. The biggest difference so far is that I can see with my new glasses. I just wish I didn't have

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-17 Thread Alan McKinnon
On Sat, 17 Sep 2011 00:49:21 +0100 Peter Humphrey pe...@humphrey.ukfsn.org wrote: On Friday 16 September 2011 23:13:27 Neil Bothwick wrote: A word of advice when starting from scratch, give your VG(s) unique names. I've seen what happens when someone takes a drive from one Fedora system

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-17 Thread Alan McKinnon
On Fri, 16 Sep 2011 19:06:40 -0500 Dale rdalek1...@gmail.com wrote: Neil Bothwick wrote: On Fri, 16 Sep 2011 22:03:20 +0100, Peter Humphrey wrote: In case it helps, here's the relevant part of my fstab: /dev/sda1 /boot ext2noatime,noauto 1 2 /dev/md3

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-17 Thread Alan McKinnon
On Sat, 17 Sep 2011 06:44:47 -0500 Dale rdalek1...@gmail.com wrote: Should I include the drive itself? Like sda, sdb etc. I could use my system name too. I'm on fireball and my older rig is named smoker. See a trend here? lol Anyway, this could work: fireball-sda fireball-sdb

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Alan McKinnon
On Thu, 15 Sep 2011 20:49:02 -0500 Dale rdalek1...@gmail.com wrote: OK. The Chief Idiot is going to experiment some. You ALL know what this means right? Yep, I'm about to really make a mess of things so here comes some questions. This is a result of the /usr and udev crap. So, go to

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Dale
Alan McKinnon wrote: The basic idea is you set the boot drive in the bios and which runs grub from that drive's mbr. When you installed that grub you hard-coded it to know where to find it's grub.conf. You can use the existing grub and it's config files just fine. Add a new entry for your new

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Pandu Poluan
On Sep 16, 2011 5:37 PM, Dale rdalek1...@gmail.com wrote: Alan McKinnon wrote: The basic idea is you set the boot drive in the bios and which runs grub from that drive's mbr. When you installed that grub you hard-coded it to know where to find it's grub.conf. You can use the existing grub

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Mick
On Friday 16 Sep 2011 11:56:03 Pandu Poluan wrote: On Sep 16, 2011 5:37 PM, Dale rdalek1...@gmail.com wrote: Alan McKinnon wrote: The basic idea is you set the boot drive in the bios and which runs grub from that drive's mbr. When you installed that grub you hard-coded it to know where to

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Dale
Mick wrote: You will need to patch your kernel (in your sdb test OS) and then you will also need to make a reiser4 fs on your sdb partition(s) (for that you'll need to emerge sys-fs/reiser4progs). If you want to be able to mount reiser4 from within your sda OS, you will need of course to

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Alan McKinnon
On Fri, 16 Sep 2011 10:47:01 -0500 Dale rdalek1...@gmail.com wrote: Mick wrote: You will need to patch your kernel (in your sdb test OS) and then you will also need to make a reiser4 fs on your sdb partition(s) (for that you'll need to emerge sys-fs/reiser4progs). If you want to be able

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Dale
Alan McKinnon wrote: On Fri, 16 Sep 2011 10:47:01 -0500 Dalerdalek1...@gmail.com wrote: Mick wrote: You will need to patch your kernel (in your sdb test OS) and then you will also need to make a reiser4 fs on your sdb partition(s) (for that you'll need to emerge sys-fs/reiser4progs). If you

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Joost Roeleveld
On Friday, September 16, 2011 11:58:11 AM Dale wrote: Alan McKinnon wrote: On Fri, 16 Sep 2011 10:47:01 -0500 Dalerdalek1...@gmail.com wrote: Mick wrote: You will need to patch your kernel (in your sdb test OS) and then you will also need to make a reiser4 fs on your sdb

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Alan McKinnon
On Fri, 16 Sep 2011 11:58:11 -0500 Dale rdalek1...@gmail.com wrote: Alan McKinnon wrote: On Fri, 16 Sep 2011 10:47:01 -0500 Dalerdalek1...@gmail.com wrote: Mick wrote: You will need to patch your kernel (in your sdb test OS) and then you will also need to make a reiser4 fs on your

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Peter Humphrey
On Friday 16 September 2011 17:58:11 Dale wrote: Hmm, maybe I am thinking of ext4? Life's confusing. :/ In case it helps, here's the relevant part of my fstab: /dev/sda1 /boot ext2noatime,noauto 1 2 /dev/md3/ ext4noatime1

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Neil Bothwick
On Fri, 16 Sep 2011 22:03:20 +0100, Peter Humphrey wrote: In case it helps, here's the relevant part of my fstab: /dev/sda1 /boot ext2noatime,noauto 1 2 /dev/md3/ ext4noatime1 1 /dev/vg1/home /home

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Peter Humphrey
On Friday 16 September 2011 23:13:27 Neil Bothwick wrote: A word of advice when starting from scratch, give your VG(s) unique names. I've seen what happens when someone takes a drive from one Fedora system and puts it in another, so there are two VGs called vg01. It ain't nice (only one is

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Dale
Neil Bothwick wrote: On Fri, 16 Sep 2011 22:03:20 +0100, Peter Humphrey wrote: In case it helps, here's the relevant part of my fstab: /dev/sda1 /boot ext2noatime,noauto 1 2 /dev/md3/ ext4noatime1 1 /dev/vg1/home

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Peter Humphrey
On Saturday 17 September 2011 01:06:40 Dale wrote: Still nervous about / on LVM tho. :/ Me too. That's why my / is on /dev/md3, which combines /dev/sd[ab]3 in RAID-1. -- Rgds Peter Linux Counter 5290, 1994-04-23

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread Gregory Shearman
In linux.gentoo.user, Dale wrote: I'm getting this LVM thing down pat tho. cfdisk to create partitions, if not using the whole drive. pvcreate vgcreate lvcreate then put on a file system and mount. Sounds good. I still get them confused as to what comes first but I got some pictures

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-16 Thread William Kenworthy
On Fri, 2011-09-16 at 19:06 -0500, Dale wrote: Neil Bothwick wrote: On Fri, 16 Sep 2011 22:03:20 +0100, Peter Humphrey wrote: In case it helps, here's the relevant part of my fstab: /dev/sda1 /boot ext2noatime,noauto 1 2 /dev/md3/

[gentoo-user] grub and what happens exactly when booting.

2011-09-15 Thread Dale
OK. The Chief Idiot is going to experiment some. You ALL know what this means right? Yep, I'm about to really make a mess of things so here comes some questions. This is a result of the /usr and udev crap. So, go to -dev and blame them, not me. ;-) OK. I have three drives in my rig.

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-15 Thread Dale
Dale wrote: SNIP What I am reading so far: http://en.gentoo-wiki.com/wiki/Initramfs I did a google search and found some others boot this is more Gentoo oriented. So, anything wrong with this as a guide? Pointers to others if they are better would be great. Here starts a learning

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-15 Thread Pandu Poluan
On Sep 16, 2011 9:11 AM, Dale rdalek1...@gmail.com wrote: Dale wrote: SNIP What I am reading so far: http://en.gentoo-wiki.com/wiki/Initramfs I did a google search and found some others boot this is more Gentoo oriented. So, anything wrong with this as a guide? Pointers to others if

Re: [gentoo-user] grub and what happens exactly when booting.

2011-09-15 Thread Dale
Pandu Poluan wrote: On Sep 16, 2011 9:11 AM, Dale rdalek1...@gmail.com mailto:rdalek1...@gmail.com wrote: Now usually when I boot into a dual OS, I go to a console and type in mount and make certain of what drive / is mounted too. Example for this, if mounted to sda* then it is my main