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<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy">This shows /boot is on your first WD drive but root is on the 3 Ware drive.<o:p></o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy"><o:p> </o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy">sda = 3ware and /dev/sda1 (first partition) is LVM VolGroup00 – Logvol00 is / (which is root) and is in LVM Group 00.<o:p></o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy"><o:p> </o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy">sdb = WD and /dev/sdb1 (first partition) is /boot (not in LVM)<o:p></o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy"><o:p> </o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy">Further it made your second partition of sdb (/dev/sdb2) in a new LVM VolGroup01.
<o:p></o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy"><o:p> </o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy">It then added your second WC (/dev/sdc) as part of VolGroup00. This means your primary VG is comprised of both the 3ware disk and one
of the WD disks. Nothing wrong with that but it doesn’t sound like what you expected.<o:p></o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy"><o:p> </o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy">When you do the install there is an option to let you see/modify the disk configuration after it sets it up. We typically do that because
we like to carve up the initial VG (VolGroup00) into multiple filesystems such as /, /tmp, /usr, /opt, /var, /home with preset sizes and then leave the rest of the space unallocated for future use (or create other application specific filesystems on it).
<o:p></o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy"><o:p> </o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy">LVM lets you put as many drives (or partitions thereof) as you want into a single VG or you can create multiple VGs each using different
drives (or partitions).<o:p></o:p></span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:
10.0pt;font-family:Arial;color:navy"><o:p> </o:p></span></font></p>
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<p class="MsoNormal"><b><font size="2" face="Tahoma"><span style="font-size:10.0pt;
font-family:Tahoma;font-weight:bold">From:</span></font></b><font size="2" face="Tahoma"><span style="font-size:10.0pt;font-family:Tahoma"> ale-bounces@ale.org [mailto:ale-bounces@ale.org]
<b><span style="font-weight:
bold">On Behalf Of </span></b>Greg Clifton<br>
<b><span style="font-weight:bold">Sent:</span></b> Wednesday, August 10, 2011 1:52 PM<br>
<b><span style="font-weight:bold">To:</span></b> Atlanta Linux Enthusiasts<br>
<b><span style="font-weight:bold">Subject:</span></b> Re: [ale] Continuing Saga of Centos 5.6</span></font><o:p></o:p></p>
</div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt"><o:p> </o:p></span></font></p>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">When I did the initial install, the installer saw the 3Ware mirror set as the primary drive and wanted to install there, I told it to install to the WD drives and then
went with defaults. I am an amateur at this, so I probably hosed something but when I started over and chose install it read the existing install and shows the following:<o:p></o:p></span></font></p>
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<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt"><o:p> </o:p></span></font></p>
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<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">SDA 953663MB AMCC [i.e. 3Ware] 9650Se-2LP disk<o:p></o:p></span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">SDB 239422 ATA WDC WD2503ABYX-0<o:p></o:p></span></font></p>
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<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">SDC 239422 ATA WDC WD2503ABYX-0<o:p></o:p></span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt"><o:p> </o:p></span></font></p>
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<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">LVM Groups 00 14320320MB<o:p></o:p></span></font></p>
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<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt"> Logvol 00 / ext3 1426368<o:p></o:p></span></font></p>
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<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt"> Logvol 01 swap 5952Mb<o:p></o:p></span></font></p>
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<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt"><o:p> </o:p></span></font></p>
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<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">Hard Drives<o:p></o:p></span></font></p>
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<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">/dev/sda1 volgroup 00 LVM PV 953663MB Start 1 End 121575<o:p></o:p></span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">/dev/sdb1 /dev/sdb1 / boot ext 3 101MB Start 1 End 13<o:p></o:p></span></font></p>
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<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">/dev/sdb2 volgroup 01 LVM PV 239319MB Start 14 End 30522<o:p></o:p></span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">/dev/sdc1 volgroup 00 LVM PV 239429MB Start 1 End 30522<o:p></o:p></span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt"><o:p> </o:p></span></font></p>
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<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">I do recall there used to be a lot of trouble getting software RAID running off the motherboard controllers under Linux. Is it possible that we need a driver for this
Intel SATA controller that is not on the install disc (BTW the machine is not plugged into the internet at this time, static IPs here and I'm not sure how to configure that during the install)?<o:p></o:p></span></font></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"><o:p> </o:p></span></font></p>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">On Wed, Aug 10, 2011 at 11:11 AM, Lightner, Jeff <<a href="mailto:JLightner@water.com">JLightner@water.com</a>> wrote:<o:p></o:p></span></font></p>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
12.0pt">I'm pretty sure you can't do /boot on LVM in RHEL/CentOS given that even when they default to an LVM layout during install they still always create /boot as the first
hard partition and put LVM as the second hard partition.<br>
<br>
Every RHEL/CENTOS server we have has /boot on a partition rather than an <st1:City w:st="on">
<st1:place w:st="on">LV</st1:place></st1:City> for this reason. Never tried forcing it to LVM.<o:p></o:p></span></font></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"><br>
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<br>
<br>
<br>
-----Original Message-----<br>
From: <a href="mailto:ale-bounces@ale.org">ale-bounces@ale.org</a> [mailto:<a href="mailto:ale-bounces@ale.org">ale-bounces@ale.org</a>] On Behalf Of Michael B. Trausch<br>
Sent: Wednesday, August 10, 2011 10:12 AM<br>
To: Atlanta Linux Enthusiasts<br>
Subject: Re: [ale] Continuing Saga of Centos 5.6<o:p></o:p></span></font></p>
</div>
<div>
<div>
<p class="MsoNormal" style="margin-bottom:12.0pt"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">On 08/10/2011 09:33 AM, Derek Atkins wrote:<br>
> Even Fedora 15 still uses Grub v1.<br>
><br>
> It's sufficiently different that Red Hat hasn't switched over.<br>
<br>
A shame, really. GRUB 2 is far superior in every way.<br>
<br>
--- Mike<br>
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<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:
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