<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hello,<div><br></div><div>I can't give exact script for changing HDD on OSS, but this document can help to </div><div>understand OST deactivating and activating process, backup and restore procedures.</div><div><br></div><div><a href="http://wiki.lustre.org/manual/LustreManual20_HTML/LustreMaintenance.html">http://wiki.lustre.org/manual/LustreManual20_HTML/LustreMaintenance.html</a></div><div><br></div><div>Best regards,</div><div>Artem Blagodarenko.</div><div> <br><div><div>On 13.03.2012, at 10:55, VIJESH EK wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Dear Sir,</div>
<div><b style="FONT-FAMILY:tahoma,sans-serif;COLOR:rgb(0,0,102)"></b> <font color="#000000" face="Arial"><br>We have a HPC setup with four OSS server(OSS1 to OSS4) and two MDS Nodes(MDS1 to MDS2)</font></div>
<div><font color="#000000" face="Arial">OSS1 & OSS2 ,OSS3 & OSS4 clustered each other</font></div>
<div><font color="#000000" face="Arial">In OSS4 logs i am getting the following "unreadable" error continuously. So yesterday i runned fsck</font></div>
<div>and fixed some errors . Today the same type of error is comes again continuously.</div>
<div><font color="#000000" face="Arial"><br>Feb 26 06:24:43 oss4 smartd[9306]: Device: /dev/sda, 2 Currently unreadable (pending) sectors <br>Feb 26 06:54:43 oss4 smartd[9306]: Device: /dev/sda, 2 Currently unreadable (pending) sectors <br>
Feb 26 07:24:43 oss4 smartd[9306]: Device: /dev/sda, 2 Currently unreadable (pending) sectors </font></div>
<div><br></div>
<div>/dev/sda is a local hard disk. So i desired to change the local hard disk of the OSS4 server</div>
<div>I required a help from lustre team for the the easiest way to change the HDD in OSS Node. </div>
<div>The server is running now,so can anybody suggest me the procedure to change the HDD in OSS servers ?</div>
<div> </div>
<div> </div>
<div>Rgds</div>
<div> </div>
<div>VIJESH</div>
<div> </div>
<div><font color="#000066" face="tahoma, sans-serif"><strong></strong></font> </div>
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