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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext">Hmm…Seems to be the answer, from manual:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Times New Roman",serif;color:windowtext;mso-fareast-language:EN-IN">“The MDS will normally handle space balancing automatically at file creation time, and this procedure
 is<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:10.0pt;font-family:"Times New Roman",serif;color:windowtext;mso-fareast-language:EN-IN">normally not needed, but may be desirable in certain circumstances (e.g. when creating very large
 files<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Times New Roman",serif;color:windowtext;mso-fareast-language:EN-IN">that would consume more than the total free space of the full OSTs).”</span><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext">Sorry, if you feel like I am spamming with too many mails. I am just trying to have a quick understanding as soon as possible.<o:p></o:p></span></p>
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<p class="MsoNormal"><i><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN"><o:p> </o:p></span></i></p>
<p class="MsoNormal"><i><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">--<o:p></o:p></span></i></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">Jeevan.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext;mso-fareast-language:EN-IN">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext;mso-fareast-language:EN-IN">
 Jeevan Behara Patnaik (GIS) <br>
<b>Sent:</b> 15 March 2016 15:21<br>
<b>To:</b> 'lustre-discuss@lists.lustre.org' <lustre-discuss@lists.lustre.org><br>
<b>Subject:</b> RE: Real cases where setstripe is useful<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext">Two Quick questions:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext">For suppose, there are 4 OSTs (5 OSS), no striping. And the no. of clients are 50.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext">Will the OSS, picks different OSTs automatically when all the clients starts requesting for storage, and will there be evenly distribution of load?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext">And on top of that, can this be a good configuration? I must say we are trying to replace Netapps NFS solution with Lustre.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext">The above example may going to be the real case in our setup, or there may be chance of using more OSTs. Unfortunately, I don’t have much technical details
 of our current configuration as of now, if you ask.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"><o:p> </o:p></span></p>
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<p class="MsoNormal"><i><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">--<o:p></o:p></span></i></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">Jeevan.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext;mso-fareast-language:EN-IN">From:</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:windowtext;mso-fareast-language:EN-IN">
 Jeevan Behara Patnaik (GIS) <br>
<b>Sent:</b> 15 March 2016 12:49<br>
<b>To:</b> <a href="mailto:lustre-discuss@lists.lustre.org">lustre-discuss@lists.lustre.org</a><br>
<b>Subject:</b> Real cases where setstripe is useful<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black">I have been reading about using setstripe exclusively for files or directories. I would like to know if it is helpful for a grid jobs.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black">We are going to use lustre in grid environment in place of NFS. So, at what stage, can I exactly use setstripe?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black">These jobs would generate files and the creation of those files are not in our control and the size to my knowledge, may not be determined in prior.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black">So, does it mean that in grid, we could only use the default stripe for all files and directories?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">Thanks and Regards,<o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#C45911;mso-fareast-language:EN-IN">Jeevan Patnaik B</span></b><b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">
</span></b><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">|
</span><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#BF8F00;mso-fareast-language:EN-IN">Project Engineer</span><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">
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<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#002060;mso-fareast-language:EN-IN">Nokia IT - HEE Platform</span><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">
 | </span><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2F5496;mso-fareast-language:EN-IN">WIPRO Technologies - Hyderabad</span><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#7F7F7F;mso-fareast-language:EN-IN">Mob: +91-9000607181</span><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#2E74B5;mso-fareast-language:EN-IN">
</span><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:#7F7F7F;mso-fareast-language:EN-IN">| Off: +91-4030970347.</span><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri",sans-serif;color:black;mso-fareast-language:EN-IN">
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