<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 12 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:Wingdings;
panose-1:5 0 0 0 0 0 0 0 0 0;}
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
p.MsoListParagraph, li.MsoListParagraph, div.MsoListParagraph
{mso-style-priority:34;
margin-top:0in;
margin-right:0in;
margin-bottom:0in;
margin-left:.5in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
/* List Definitions */
@list l0
{mso-list-id:643388904;
mso-list-type:hybrid;
mso-list-template-ids:-1142105582 740990028 67698691 67698693 67698689 67698691 67698693 67698689 67698691 67698693;}
@list l0:level1
{mso-level-start-at:4;
mso-level-number-format:bullet;
mso-level-text:-;
mso-level-tab-stop:none;
mso-level-number-position:left;
text-indent:-.25in;
font-family:"Calibri","sans-serif";
mso-fareast-font-family:Calibri;
mso-bidi-font-family:"Times New Roman";}
ol
{margin-bottom:0in;}
ul
{margin-bottom:0in;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Working with a set of test systems. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>4 OST machines / 1 MDT MGT <o:p></o:p></p><p class=MsoNormal>all running 2.6.32-279.2.1.el6_lustre.gc46c389.x86_64 kernel on CentOS 6.3<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The systems lost power due to a UFU. When they were brought back up the IP for the MDT changed. In order to get them working I did the steps listed on: http://wiki.lustre.org/manual/LustreManual20_HTML/LustreMaintenance.html<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>The MDT reported everyone up and happy. ‘lctl dl’ shows what I would suspect is ok. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Mounting a client seems to work in that pre-existing files are folders are found. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>*<b>but</b>* when I try to ‘touch tmp’ I get ‘touch: setting times of ‘tmp’ : no such file or directory<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>When I look at ‘dmesg’ on the MDT machine I see these errors:<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>LustreError: 2937:0:(lov_qos.c:721:alloc_specific()) Start index 0 not found in pool ''<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>There weren’t any pools setup prior to the reboot / rebuild.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Did I miss a step in fixing things? Is there something I can do to fix this now? <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Im preparing to deploy a much larger setup so Im hoping to get the various processes understood soon.<o:p></o:p></p></div></body></html>