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<p class="MsoNormal">Well we want to run it against the snapshot so I think we need the -S option. When you run it against the FS filtering by SNAP_ID, you miss any files that have been deleted since the snapshot.<o:p></o:p></p>
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<p class="MsoNormal">Heath<o:p></o:p></p>
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<p class="MsoNormal"><b>From:</b> gpfsug-discuss-bounces@spectrumscale.org <gpfsug-discuss-bounces@spectrumscale.org>
<b>On Behalf Of </b>Jan-Frode Myklebust<br>
<b>Sent:</b> Tuesday, August 3, 2021 2:09 PM<br>
<b>To:</b> gpfsug main discussion list <gpfsug-discuss@spectrumscale.org><br>
<b>Subject:</b> Re: [gpfsug-discuss] mmapplypolicy slow<o:p></o:p></p>
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<p class="MsoNormal">Just guessing, but maybe some «where <b><span style="font-family:"Helvetica Neue";letter-spacing:.1pt">SNAP_ID('</span></b><span class="ph"><i><span style="font-family:"Helvetica Neue";letter-spacing:.1pt;border:none windowtext 1.0pt;padding:0in">SnapshotName</span></i></span><b><span style="font-family:"Helvetica Neue";letter-spacing:.1pt">')»
is better than -S 20210104?</span></b><o:p></o:p></p>
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<p class="MsoNormal"><b><span style="font-family:"Helvetica Neue";letter-spacing:.1pt">?</span></b><o:p></o:p></p>
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<p class="MsoNormal">tir. 3. aug. 2021 kl. 20:59 skrev Peeples, Heath <<a href="mailto:heathp@hpc.msstate.edu">heathp@hpc.msstate.edu</a>>:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Yes, that advertisement makes me smile
<span style="font-family:"Segoe UI Emoji",sans-serif">😊</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">I have tried both of those, and they do not seem to make any difference. I have also played with the -A and -a parameters with no combination that I can find making it any better.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Thanks for the feedback.<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>From:</b>
<a href="mailto:gpfsug-discuss-bounces@spectrumscale.org" target="_blank">gpfsug-discuss-bounces@spectrumscale.org</a> <<a href="mailto:gpfsug-discuss-bounces@spectrumscale.org" target="_blank">gpfsug-discuss-bounces@spectrumscale.org</a>>
<b>On Behalf Of </b>Jan-Frode Myklebust<br>
<b>Sent:</b> Tuesday, August 3, 2021 1:49 PM<br>
<b>To:</b> gpfsug main discussion list <<a href="mailto:gpfsug-discuss@spectrumscale.org" target="_blank">gpfsug-discuss@spectrumscale.org</a>><br>
<b>Subject:</b> Re: [gpfsug-discuss] mmapplypolicy slow<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">So…. the advertisement ssys we should be able to do 1M files/s… <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><a href="http://secure-web.cisco.com/1qQpvD9F4NtOuzGs8G_8PtFl-CwL-8JNJO1mx5gEbI7QwDLGI58rp5A1Zj3Q1nQoonzr0pdbS8-5R4oc5DLLmaBS6PQJ0HXdquIC5cLIlmasuY6rJfZ_dnC7zPJmBySjicZ0rFC-nrhKEnu-_J-arj4xmzx2VxDYJlbreMnsJfs8xW-c4B_Hnf7N9sPPXQ2b6C8jORSfUogYE0Lue9d2OEn-ITxLZdDzB34linSMOE1kYikuG5ewgP6p0nhcznywEWQr_aE1zvb_kgT9pW4ldt39RkTfGbH-O72Aa-sBxa9NilSUt8K-5wXh6KkXTvTln/http%3A%2F%2Ffiles.gpfsug.org%2Fpresentations%2F2018%2FUSA%2FSpectrumScalePolicyBP.pdf" target="_blank">http://files.gpfsug.org/presentations/2018/USA/SpectrumScalePolicyBP.pdf</a><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">First I would try is if maybe limiting which nodes are used for the processing helps. Maybe limit to the NSD-servers (-N nodenames) ?<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Also, --choice-algorithm fast might help..?<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> -jf<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">tir. 3. aug. 2021 kl. 20:18 skrev Peeples, Heath <<a href="mailto:heathp@hpc.msstate.edu" target="_blank">heathp@hpc.msstate.edu</a>>:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-family:"Courier New"">I am trying to use mmapplypolicy to determine what files are modified in a particular snapshop. Below I have the policy and mmapplypolicy
parameters I am using. It is taking 3-4 hours to list these files. There are roughly 176M files. This is running on a DDN Gridscaler 12K system. Seems to me after seeing others posts we should be able to run this much quicker. Any help would be appreciated.</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-family:"Courier New"">mmapplypolicy fs2 -S 20210104 -I defer -A 175 -a 72 -B 10000 -N all -g /fs1/tmp/heath -P /fs2/tmp/snaps/heath.pol -f /fs2/tmp/snaps/heath/output/20210104</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-family:"Courier New"">RULE 'find_mods' list 'mods'</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-family:"Courier New"">DIRECTORIES_PLUS</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-family:"Courier New"">WEIGHT(0)</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-family:"Courier New"">SHOW( VARCHAR(USER_ID) || ' ' || varchar(FILE_SIZE) || ' ' || varchar(MODIFICATION_SNAPID) )</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-family:"Courier New"">Heath</span><o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">_______________________________________________<br>
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