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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Helvetica">Sure, if you use a policy to migrate between two tiers, it will move files up or down based on heat. Something like this (flas and disk pools):<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Helvetica"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Helvetica">rule grpdef GROUP POOL gpool IS flash LIMIT(75) THEN Disk<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Helvetica">rule repack<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Helvetica"> MIGRATE FROM POOL gpool TO POOL gpool<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Helvetica"> WEIGHT(FILE_HEAT)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Helvetica"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.5pt;font-family:Helvetica;color:black">Bob Oesterlin<br>
Sr Storage Engineer, Nuance HPC Grid<br>
507-269-0413<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-family:Calibri;color:black">From: </span>
</b><span style="font-family:Calibri;color:black"><gpfsug-discuss-bounces@spectrumscale.org> on behalf of Andreas Landhäußer <alandhae@gmx.de><br>
<b>Reply-To: </b>gpfsug main discussion list <gpfsug-discuss@spectrumscale.org><br>
<b>Date: </b>Tuesday, September 27, 2016 at 1:04 PM<br>
<b>To: </b>Marc A Kaplan <makaplan@us.ibm.com>, gpfsug main discussion list <gpfsug-discuss@spectrumscale.org><br>
<b>Subject: </b>[EXTERNAL] Re: [gpfsug-discuss] File_heat for GPFS File Systems<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-size:13.5pt;font-family:"-webkit-standard","serif";color:black;background:white">as far as I understand, if a file gets hot again, there is no rule for putting the file back into a faster storage device?<span class="apple-converted-space"> </span></span><o:p></o:p></p>
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