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<p class="MsoNormal"><span style="mso-fareast-language:EN-US">I’m coming late to the party on this so forgive me, but I found that even using QoS I could not even snapshot my filesets in a timely fashion, so my rebalancing could only run at weekends with snapshotting
disabled.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">Richard<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> gpfsug-discuss-bounces@spectrumscale.org <gpfsug-discuss-bounces@spectrumscale.org>
<b>On Behalf Of </b>David Johnson<br>
<b>Sent:</b> 20 August 2018 17:55<br>
<b>To:</b> gpfsug main discussion list <gpfsug-discuss@spectrumscale.org><br>
<b>Subject:</b> [gpfsug-discuss] Rebalancing with mmrestripefs -P<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I have one storage pool that was recently doubled, and another pool migrated there using mmapplypolicy.<o:p></o:p></p>
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<p class="MsoNormal">The new half is only 50% full, and the old half is 94% full. <o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">Disks in storage pool: cit_10tb (Maximum disk size allowed is 516 TB)<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d05_george_23 50.49T 23 No Yes 25.91T ( 51%) 18.93G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d04_george_23 50.49T 23 No Yes 25.91T ( 51%) 18.9G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d03_george_23 50.49T 23 No Yes 25.9T ( 51%) 19.12G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d02_george_23 50.49T 23 No Yes 25.9T ( 51%) 19.03G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d01_george_23 50.49T 23 No Yes 25.9T ( 51%) 18.92G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d00_george_23 50.49T 23 No Yes 25.91T ( 51%) 19.05G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d06_cit_33 50.49T 33 No Yes 3.084T ( 6%) 70.35G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d07_cit_33 50.49T 33 No Yes 3.084T ( 6%) 70.2G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d05_cit_33 50.49T 33 No Yes 3.084T ( 6%) 69.93G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d04_cit_33 50.49T 33 No Yes 3.085T ( 6%) 70.11G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d03_cit_33 50.49T 33 No Yes 3.084T ( 6%) 70.08G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d02_cit_33 50.49T 33 No Yes 3.083T ( 6%) 70.3G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d01_cit_33 50.49T 33 No Yes 3.085T ( 6%) 70.25G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">d00_cit_33 50.49T 33 No Yes 3.083T ( 6%) 70.28G ( 0%) <o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif"> ------------- -------------------- -------------------<o:p></o:p></span></p>
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<p class="MsoNormal" style="background:white"><span style="font-size:8.5pt;font-family:"Menlo",serif">(pool total) 706.9T 180.1T ( 25%) 675.5G ( 0%)<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"> Will the command "mmrestripfs /gpfs -b -P cit_10tb” move the data blocks from the _cit_ NSDs to the _george_ NSDs,<o:p></o:p></p>
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<p class="MsoNormal">so that they end up all around 75% full?<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">Thanks,<o:p></o:p></p>
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<p class="MsoNormal"> — ddj<o:p></o:p></p>
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<p class="MsoNormal">Dave Johnson<o:p></o:p></p>
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<p class="MsoNormal">Brown University CCV/CIS<o:p></o:p></p>
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