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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I’m running lustre 1.8.1.1 on CentOS 5.4.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I ran the following:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>mkfs.lustre --mgs --mdt /dev/hdb<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=FR style='font-size:10.0pt;
font-family:Arial'>mount -t lustre /dev/hdb /mnt/lustre<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=FR style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>And everything worked without errors and I got the following
messages in my logs:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Nov 25 11:23:58 localhost kernel: Lustre: lustre-MDT0000:
new disk, initializing<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Nov 25 11:23:58 localhost kernel: Lustre: MDT lustre-MDT0000
now serving lustre-<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>MDT0000_UUID
(lustre-MDT0000/58b19442-2b9c-b7b6-4afc-c75a269effbc) with recovery enabled<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Nov 25 11:23:58 localhost kernel: Lustre:
2792:0:(lproc_mds.c:271:lprocfs_wr_group_upcall()) lustre-MDT0000: group upcall
set to /usr/sbin/l_getgroups<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Nov 25 11:23:58 localhost kernel: Lustre:
lustre-MDT0000.mdt: set parameter group_upcall=/usr/sbin/l_getgroups<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=FR style='font-size:10.0pt;
font-family:Arial'>Nov 25 11:23:58 localhost kernel: Lustre: Server
lustre-MDT0000 on device /dev/h</span></font><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>db has started<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>And “df –h” shows the correct size of my lustre
filesystem. However, if I try to ls (or access in other ways) to /mnt/lustre I
get:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>ls: /mnt/lustre: Not a directory<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I was under the impression I didn’t need to create
OSTs. Any ideas what I’m doing wrong? How do I access the lustre
storage?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>-Aaron</span></font><o:p></o:p></p>
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