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<p class="MsoNormal"><span style="font-size:11.0pt">We have some large filesets (PB+) and filesystems where I would like to monitor delete rates and estimate how much space we will get back as snapshots expire. We only keep 3-4 daily snapshots on this filesystem
due to churn.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">I’ve tried to query the sizes of snapshots using the following command:<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">mmlssnapshot fsname -d --block-size 1T<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">However, this has run for over an hour without producing any results. Metadata is all on flash and I’m not sure why this is taking so long.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Does anyone have any insight on this or alternate methods for getting estimates of snapshot sizes?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Best,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Chris<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">PS I am aware of the warning in docs about the -d option.<o:p></o:p></span></p>
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