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<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Sorry folks I’m still not getting any life from
this. <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>I’ve followed the manual and the following
steps <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p><font size=3 face="Times New Roman"><span style='font-size:12.0pt'>Module
options for networking should first be set up in /etc/modprobe.conf, e.g. <o:p></o:p></span></font></p>
<pre><font size=2 face="Courier New"><span style='font-size:10.0pt'> # Networking options, see /sys/module/lnet/parameters<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'> options lnet networks=tcp<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'> # end Lustre modules<o:p></o:p></span></font></pre>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>[<a
href="http://wiki.lustre.org/index.php?title=Mount_Conf&action=edit&section=6"
title="Edit section: Making and starting a filesystem">edit</a>]<o:p></o:p></span></font></p>
<h3><a name="Making_and_starting_a_filesystem"></a><b><font size=4
face="Times New Roman"><span style='font-size:13.5pt'>Making and starting a
filesystem <o:p></o:p></span></font></b></h3>
<p><font size=3 face="Times New Roman"><span style='font-size:12.0pt'>combo
MDT/MGS on my single node' <o:p></o:p></span></font></p>
<pre><font size=2 face="Courier New"><span style='font-size:10.0pt'>mkfs.lustre --fsname=testfs --mdt --mgs /dev/sda1<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>mkdir -p /mnt/test/mdt<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>mount -t lustre /dev/sda1 /mnt/test/mdt<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>cat /proc/fs/lustre/devices<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'> 0 UP mgs MGS MGS 5<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'> 1 UP mgc MGC143.234.96.46@tcp 303242f4-5aa3-5377-4895-90a397d56153 5<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'> 2 UP mdt MDS MDS_uuid 3<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'> 3 UP lov testfs-mdtlov testfs-mdtlov_UUID 4<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'> 4 UP mds testfs-MDT0000 testfs-MDT0000_UUID 3<o:p></o:p></span></font></pre>
<p><font size=3 face="Times New Roman"><span style='font-size:12.0pt'>Then I
configured OST on the same node <o:p></o:p></span></font></p>
<pre><font size=2 face="Courier New"><span style='font-size:10.0pt'>mkfs.lustre --fsname=testfs --ost --mgsnode=143.234.96.46@tcp0 /dev/sda2<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>mkdir -p /mnt/test/ost0<o:p></o:p></span></font></pre><pre><font
size=2 face="Courier New"><span style='font-size:10.0pt'>mount -t lustre /dev/sda2 /mnt/test/ost0<o:p></o:p></span></font></pre>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>when I cd to /mnt/test/ost0 I get<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Not a directory messages ???<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>If I do a df I can see the filesystems mounted.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>When I look at /var/log/messages I can see<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Oct 26 09:33:40 fraggle kernel: Lustre: Filtering OBD
driver; info@clusterfs.com<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Oct 26 09:33:40 fraggle kernel: Lustre: testfs-OST0000:
new disk, initializing<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Oct 26 09:33:41 fraggle kernel: Lustre: OST
testfs-OST0000 now serving dev
(testfs-OST0000/01493618-db27-ba73-4d41-6ab062fa5355) with recovery enabled<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Oct 26 09:33:41 fraggle kernel: Lustre: Server
testfs-OST0000 on device /dev/sdb2 has started<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Oct 26 09:33:43 fraggle kernel: Lustre:
testfs-OST0000: received MDS connection from 0@lo<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>Oct 26 09:33:43 fraggle kernel: Lustre: MDS
testfs-MDT0000: testfs-OST0000_UUID now active, resetting orphans<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial'>???? This is driving me nuts ???<o:p></o:p></span></font></p>
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