<html><body><p><font size="2">From my understanding, your interpretation is correct.</font><br><br><br><font size="2">Regards, The Spectrum Scale (GPFS) team<br><br>------------------------------------------------------------------------------------------------------------------<br>If you feel that your question can benefit other users of Spectrum Scale (GPFS), then please post it to the public IBM developerWroks Forum at <a href="https://www.ibm.com/developerworks/community/forums/html/forum?id=11111111-0000-0000-0000-000000000479">https://www.ibm.com/developerworks/community/forums/html/forum?id=11111111-0000-0000-0000-000000000479</a>. <br><br>If your query concerns a potential software error in Spectrum Scale (GPFS) and you have an IBM software maintenance contract please contact 1-800-237-5511 in the United States or your local IBM Service Center in other countries. <br><br>The forum is informally monitored as time permits and should not be used for priority messages to the Spectrum Scale (GPFS) team.</font><br><br><img width="16" height="16" src="cid:1__=C7BB097BDFB77BE28f9e8a93df938690918cC7B@" border="0" alt="Inactive hide details for Prasad Surampudi ---04/24/2019 12:17:04 AM---I am trying to analyze a filehist report of a Spectrum S"><font size="2" color="#424282">Prasad Surampudi ---04/24/2019 12:17:04 AM---I am trying to analyze a filehist report of a Spectrum Scale filesystem I recently collected. Given</font><br><br><font size="2" color="#5F5F5F">From: </font><font size="2">Prasad Surampudi <prasad.surampudi@theatsgroup.com></font><br><font size="2" color="#5F5F5F">To: </font><font size="2">"gpfsug-discuss@spectrumscale.org" <gpfsug-discuss@spectrumscale.org></font><br><font size="2" color="#5F5F5F">Date: </font><font size="2">04/24/2019 12:17 AM</font><br><font size="2" color="#5F5F5F">Subject: </font><font size="2">Re: [gpfsug-discuss] gpfsug-discuss Digest, Vol 87, Issue 21</font><br><font size="2" color="#5F5F5F">Sent by: </font><font size="2">gpfsug-discuss-bounces@spectrumscale.org</font><br><hr width="100%" size="2" align="left" noshade style="color:#8091A5; "><br><br><br><br><font face="Calibri">I am trying to analyze a filehist report of a Spectrum Scale filesystem I recently collected. Given below is the data and I have put my interpretation in parentheses. Could someone from Sale development review and let me know if my interpretation is correct? Filesystem block size is 16 MB and system pool block size is 256 KB.</font><br><div align="center"><u><font size="5" face="Calibri">GPFS Filehist report for Test Filesystem</font></u><br></div><br><font face="Calibri">All: Files = 38,808,641 </font><b><font face="Calibri">(38 Million Total Files</font></b><font face="Calibri">)</font><br><font face="Calibri">All: Files in inodes = 8153748</font><br><font face="Calibri">Available space = 1550139596472320 1550140 GB 1550 TB</font><br><font face="Calibri">Total Size of files = 1110707126790022</font><br><font face="Calibri">Total Size of files in inodes = 26008177568</font><br><font face="Calibri">Total Space = 1123175375306752 1123175 GB 1123 TB</font><br><font face="Calibri">Largest File = 3070145200128 - ( </font><b><font face="Calibri">2.8 TB)</font></b><br><font face="Calibri">Average Size = 28620098 – ( </font><b><font face="Calibri">27 MB )</font></b><br><font face="Calibri">Non-zero: Files = 38642491</font><br><font face="Calibri">Average NZ size = 28743155</font><br><font face="Calibri">Directories = 687233 </font><b><font face="Calibri">(Total Number of Directories)</font></b><br><font face="Calibri">Directories in inode = 650552</font><br><font face="Calibri">Total Dir Space = 5988433920</font><br><font face="Calibri">Avg Entries per dir = 57.5 </font><b><font face="Calibri">(Avg # files per Directory)</font></b><br><font face="Calibri">Files with indirect blocks = 181003</font><br><font face="Calibri">File%ile represents the cummulative percentage of files.</font><br><font face="Calibri">Space%ile represents the cummulative percentage of total space used.</font><br><font face="Calibri">AvlSpc%ile represents the cummulative percentage used of total available space.</font><br><br><font face="Calibri">Histogram of files <= one 16M block in size</font><br><font face="Calibri">Subblocks Count File%ile Space%ile AvlSpc%ile</font><br><font face="Calibri">--------- -------- ---------- ---------- ----------</font><br><font face="Calibri"> 0 7,669,346 19.76% 0.00% 0.00% </font><b><font face="Calibri">( ~7 Million files <= 512 KB )</font></b><br><font face="Calibri"> 1 25,548,588 85.59% 1.19% 0.86% - </font><b><font face="Calibri">(</font></b><font face="Calibri"> ~</font><b><font face="Calibri">25 Million files > 512 KB <= 1 MB )</font></b><br><font face="Calibri"> 2 1,270,115 88.87% 1.31% 0.95% - </font><b><font face="Calibri">(~</font></b><font face="Calibri">1</font><b><font face="Calibri"> Million files > 1 MB <= 1.5 MB )</font></b><p><br><font face="Calibri">....</font><br><font face="Calibri">....</font><br><font face="Calibri">....</font><br><br><font face="Calibri"> 32 10387 97.37% 2.43% 1.76%</font><br><br><br><font face="Calibri">Histogram of files with N 16M blocks (plus end fragment)</font><br><font face="Calibri"> Blocks Count File%ile Space%ile AvlSpc%ile</font><br><font face="Calibri">--------- -------- ---------- ---------- ----------</font><br><font face="Calibri"> 1 177550 97.82% 2.70% 1.95% ( ~177 K files <= 16 MB)</font><p><font face="Calibri">....</font><br><font face="Calibri">....</font><br><font face="Calibri">....</font><br><font face="Calibri"> 100 640 99.77% 17.31% 12.54%</font><br><font face="Calibri">Number of files with more than 100 16M blocks</font><br><font face="Calibri"> 101+ 88121 100.00% 100.00% 72.46</font><b><font face="Calibri">% ( ~88 K files > 1600 MB)</font></b><p><br><br><tt><font size="2">_______________________________________________<br>gpfsug-discuss mailing list<br>gpfsug-discuss at spectrumscale.org<br></font></tt><tt><font size="2"><a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss">http://gpfsug.org/mailman/listinfo/gpfsug-discuss</a></font></tt><tt><font size="2"><br></font></tt><br><br><BR>
</body></html>