It should, assuming the Sun will present that RAID disk as the "first" disk. If anything, it's worth testing.
From: [email protected] [mailto:[email protected]] On Behalf Of Arvind Navale Sent: Wednesday, October 28, 2009 3:09 PM To: RHEL-v5 OS Group Subject: [rhelv5-list] RE: rhelv5-list Digest, Vol 32, Issue 25 Thanks for responding. The link you have provided is for dell hardware and the server on which I am facing issue is a Sun Hardware. Will it work on Sun hardware? Regards, AN > From: [email protected] > Subject: rhelv5-list Digest, Vol 32, Issue 25 > To: [email protected] > Date: Wed, 28 Oct 2009 12:00:36 -0400 > > Send rhelv5-list mailing list submissions to > [email protected] > > To subscribe or unsubscribe via the World Wide Web, visit > https://www.redhat.com/mailman/listinfo/rhelv5-list > or, via email, send a message with subject or body 'help' to > [email protected] > > You can reach the person managing the list at > [email protected] > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of rhelv5-list digest..." > > > Today's Topics: > > 1. RHEL-v5.x OS Installation (Arvind Navale) > 2. RE: RHEL-v5.x OS Installation (Campbell, Todd) > 3. KVM - IO disk performance - strange behaviour (Benoit Guguin) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Tue, 27 Oct 2009 12:36:05 -0400 > From: Arvind Navale <[email protected]> > Subject: [rhelv5-list] RHEL-v5.x OS Installation > To: RHEL-v5 OS Group <[email protected]> > Message-ID: <[email protected]> > Content-Type: text/plain; charset="iso-8859-1" > > > Hi Folks, > > I am testing installing RHEL 5.x OS on a sun hardware Sun Fire-x4200 system. > It has 4 internal drives and I have setup a mirror raid volume using disks in > Slot-0 and 1, disks in slot-2 and 3 are left as it is. I am installing > RHEL-v5.x OS on this hardware using kickstart process. I am able install the > OS fine but apparently I am seeing that OS is not installed on the mirror > raid volume, instead its installing on disk in Slot-2. I believe this is > happening because disks in Slot-2 and 3 are probed first and then mirrored > raid volume. In the kickstart profile I have mentioned install disk to be > 'sda' in kickstart profile hoping that mirrored raid volume is probed first > and assigned 'sda' device ID by OS which apparently is not happening. > > I have tested the same by Installing RHEL-v4.x and see that mirrored raid > volume is picked up first and remaining disks later. So here the OS is > installed as expected. From this I understand that probing has changing with > RHEL-v5.x compared to RHEL-v4.x. > > After installing OS on the hardware platform I am testing Bare Metal Restore > recovery process and I see that with version 5.x OS, during the BMR recovery > process, BMR is creating filesystem on /dev/sda (independent disk) and grub > is loading boot loader on /dev/sdc (mirrored raid volume). > > Creating swap filesystem on /devAdding 16779884k swap on /dev/sda3. > Priority:-1 extents:1 across:16779884k > /sda3 > Activating swap device /dev/sda3 > Creating ext3 filesystem on /dev/sda5 > kjournald starting. Commit interval 5 seconds > EXT3 FS on sda5, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Creating ext3 filesystem on /dev/sda6 > kjournald starting. Commit interval 5 seconds > EXT3 FS on sda6, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Creating ext3 filesystem on /dev/sda7 > kjournald starting. Commit interval 5 seconds > EXT3 FS on sda7, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Creating ext3 filesystem on /dev/sda1 > kjournald starting. Commit interval 5 seconds > EXT3 FS on sda1, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Creating ext3 filesystem on /dev/sda2 > kjournald starting. Commit interval 5 seconds > EXT3 FS on sda2, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Restoring / file system ... > Restoring /opt file system ... > Restoring /var file system ... > Restoring /appl file system ... > Restoring /boot file system ... > Installing GRUB boot loader onto /dev/sdc > > Bare Metal Restore is complete. > Press ENTER to reboot system : > > > Can anyone please help me resolve the issue with version 5.x OS install to > pick proper disk. > > Thank you, > AN > > > > _________________________________________________________________ > Windows 7: It works the way you want. Learn more. > http://www.microsoft.com/Windows/windows-7/default.aspx?ocid=PID24727::T:WLMTAGL:ON:WL:en-US:WWL_WIN_evergreen2:102009 > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > https://www.redhat.com/archives/rhelv5-list/attachments/20091027/1de6b22b/attachment.html > > ------------------------------ > > Message: 2 > Date: Tue, 27 Oct 2009 12:48:24 -0400 > From: "Campbell, Todd" <[email protected]> > Subject: RE: [rhelv5-list] RHEL-v5.x OS Installation > To: RHEL-v5 OS Group <[email protected]> > Message-ID: > <ed28db319fdd21429fef3dbf0ab672aa183efc3...@exchange.corp.premierinc.com> > > Content-Type: text/plain; charset="us-ascii" > > Maybe you could try using "--onbiosdisk=80" instead of "--ondisk=sda"? > > Reference: http://linux.dell.com/installermagic.shtml > > From: [email protected] [mailto:[email protected]] > On Behalf Of Arvind Navale > Sent: Tuesday, October 27, 2009 12:36 PM > To: RHEL-v5 OS Group > Subject: [rhelv5-list] RHEL-v5.x OS Installation > > Hi Folks, > > I am testing installing RHEL 5.x OS on a sun hardware Sun Fire-x4200 system. > It has 4 internal drives and I have setup a mirror raid volume using disks in > Slot-0 and 1, disks in slot-2 and 3 are left as it is. I am installing > RHEL-v5.x OS on this hardware using kickstart process. I am able install the > OS fine but apparently I am seeing that OS is not installed on the mirror > raid volume, instead its installing on disk in Slot-2. I believe this is > happening because disks in Slot-2 and 3 are probed first and then mirrored > raid volume. In the kickstart profile I have mentioned install disk to be > 'sda' in kickstart profile hoping that mirrored raid volume is probed first > and assigned 'sda' device ID by OS which apparently is not happening. > > I have tested the same by Installing RHEL-v4.x and see that mirrored raid > volume is picked up first and remaining disks later. So here the OS is > installed as expected. From this I understand that probing has changing with > RHEL-v5.x compared to RHEL-v4.x. > > After installing OS on the hardware platform I am testing Bare Metal Restore > recovery process and I see that with version 5.x OS, during the BMR recovery > process, BMR is creating filesystem on /dev/sda (independent disk) and grub > is loading boot loader on /dev/sdc (mirrored raid volume). > > Creating swap filesystem on /devAdding 16779884k swap on /dev/sda3. > Priority:-1 extents:1 across:16779884k > /sda3 > Activating swap device /dev/sda3 > Creating ext3 filesystem on /dev/sda5 > kjournald starting. Commit interval 5 seconds > EXT3 FS on sda5, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Creating ext3 filesystem on /dev/sda6 > kjournald starting. Commit interval 5 seconds > EXT3 FS on sda6, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Creating ext3 filesystem on /dev/sda7 > kjournald starting. Commit interval 5 seconds > EXT3 FS on sda7, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Creating ext3 filesystem on /dev/sda1 > kjournald starting. Commit interval 5 seconds > EXT3 FS on sda1, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Creating ext3 filesystem on /dev/sda2 > kjournald starting. Commit interval 5 seconds > EXT3 FS on sda2, internal journal > EXT3-fs: mounted filesystem with ordered data mode. > Restoring / file system ... > Restoring /opt file system ... > Restoring /var file system ... > Restoring /appl file system ... > Restoring /boot file system ... > Installing GRUB boot loader onto /dev/sdc > > Bare Metal Restore is complete. > Press ENTER to reboot system : > > > Can anyone please help me resolve the issue with version 5.x OS install to > pick proper disk. > > Thank you, > AN > > > ________________________________ > Windows 7: It works the way you want. Learn > more.<http://www.microsoft.com/Windows/windows-7/default.aspx?ocid=PID24727::T:WLMTAGL:ON:WL:en-US:WWL_WIN_evergreen2:102009> > > > ----------------------------------------- > ***Note:The information contained in this message may be privileged > and confidential and protected from disclosure. If the reader of > this message is not the intended recipient, or an employee or agent > responsible for delivering this message to the intended recipient, > you are hereby notified that any dissemination, distribution or > copying of this communication is strictly prohibited. If you have > received this communication in error, please notify the Sender > immediately by replying to the message and deleting it from your > computer. Thank you. Premier Inc. > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: > https://www.redhat.com/archives/rhelv5-list/attachments/20091027/47c29e30/attachment.html > > ------------------------------ > > Message: 3 > Date: Wed, 28 Oct 2009 11:38:27 +0100 > From: Benoit Guguin <[email protected]> > Subject: [rhelv5-list] KVM - IO disk performance - strange behaviour > To: [email protected] > Message-ID: <[email protected]> > Content-Type: text/plain; charset="us-ascii" > > Hello, > > I'm currently testing the KVM part of the new RHEL5.4. > I'm using IoZone becnhmark to test IO performance. > > For my test I have dedicate a LVM partition to the IoZone benchmark : > iozone -a -U /mnt/bench/ -f /mnt/bench/test-file -R -b <file.xls> > > I use the LVM partition in evry test (inside the VM or outside the VM). > > Something is strange : IO Disk performance are better in a VM ... > I have test a KVM VM with the option cache=none for the disk (system and > bench), but the performance are still better ... > > Well I suppose something (KVM, special optimisation ?) do a cache but I didn't > find anything to control the behaviour .... > > Any idea plz ? > > > Thank you in advance. > > Regards, > > -- > Guguin Benoit > > > > ------------------------------ > > _______________________________________________ > rhelv5-list mailing list > [email protected] > https://www.redhat.com/mailman/listinfo/rhelv5-list > > > End of rhelv5-list Digest, Vol 32, Issue 25 > ******************************************* ________________________________ New Windows 7: Find the right PC for you. Learn more.<http://www.microsoft.com/windows/pc-scout/default.aspx?CBID=wl&ocid=PID24727::T:WLMTAGL:ON:WL:en-US:WWL_WIN_pcscout:102009>
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