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I had basically /just/ started calling it Spectrum Scale. š So I guess Iām at least partially responsible for the name change. <br>
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<div dir="ltr">Sent from my iPhone</div>
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<blockquote type="cite">On Mar 23, 2023, at 09:25, Kidger, Daniel <daniel.kidger@hpe.com> wrote:<br>
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<div dir="ltr">ļ»æ
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<p class="MsoNormal"><span style="mso-fareast-language:EN-US">It is simple reallyā¦.<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">The product is called āStorage Scaleā.
<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">It used to be called āSpectrum Scaleā but that being abbreviated to āSSā was a problem, hence the recent change. :-)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">As an appliance it is called ESS = āElastic Storage Systemā since before being called Spectrum Scale, it was briefly called āElastic Storageā<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">All the software RPMs though still start with āgpfsā and that is what every techie person still calls the software.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">The software unpacks to /usr/lpp/mmfs/bin since the product was once the āMultiMedia FileSystemā<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US">The ālppā comes from AIX. It stands for ā</span><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#4D5156;background:white">Licensed Programming Product ā. This term is lost on everyone
who comes from a Linux background.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#4D5156;background:white">Likewise no one from the Linux world know what āadmā is, as in /var/adm/ras (or ras?)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#4D5156;background:white"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#4D5156;background:white">There are c. 333 āmmā commands like say āmmdeldiskā. None are actual binaries ā all are Korn shell scripts (Korn was a shell language that Bash
eventually replaced)<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#4D5156;background:white">*(actually a few mm commands are written in Python not Korn.)<br>
Most mm command call underlying binaries which all start with ātsā eg ātsdeldiskā. This is, as we all know is become the product was known as TigerShark but no one could be bothered renaming stuff when āTigerSharkā as a name was dropped 25 years ago.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#4D5156;background:white"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.5pt;font-family:"Arial",sans-serif;color:#4D5156;background:white">Simple?<o:p></o:p></span></p>
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<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"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="line-height:12.0pt"><b><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">Daniel Kidger<br>
</span></b><span style="color:black">HPC Storage Solutions Architect, EMEA</span><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black"><br>
</span><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#040400"><a href="mailto:daniel.kidger@hpe.com"><span style="color:#040400">daniel.kidger@hpe.com</span></a><br>
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</span><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black">+44 (0)7818 522266 <br>
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</span><span style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#040400"><a href="http://www.hpe.com/"><b><span style="color:black;text-decoration:none">hpe.com</span></b></a><br>
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<p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> gpfsug-discuss <gpfsug-discuss-bounces@gpfsug.org>
<b>On Behalf Of </b>Lyle Gayne<br>
<b>Sent:</b> 23 March 2023 12:29<br>
<b>To:</b> gpfsug main discussion list <gpfsug-discuss@gpfsug.org><br>
<b>Subject:</b> Re: [gpfsug-discuss] How to: Show clients actively connected to a given NFS export (CES)<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" style="background:white"><span style="font-size:12.0pt;color:black">Yes, MMFS was the internal name for an offering that I believe was to be called VideoCharger/MediaStreamer, and was an ahead of its time/market offering. When MMFS was
cancelled, all four of its developers of the time joined the GPFS effort, and we had collaborated with them to sequence changes in the same code base for a few years by that point and knew them all well.<o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="color:black">From:</span></b><span style="color:black"> gpfsug-discuss <<a href="mailto:gpfsug-discuss-bounces@gpfsug.org">gpfsug-discuss-bounces@gpfsug.org</a>> on behalf of Ryan Novosielski <<a href="mailto:novosirj@rutgers.edu">novosirj@rutgers.edu</a>><br>
<b>Sent:</b> Wednesday, March 22, 2023 8:12 PM<br>
<b>To:</b> gpfsug main discussion list <<a href="mailto:gpfsug-discuss@gpfsug.org">gpfsug-discuss@gpfsug.org</a>><br>
<b>Subject:</b> [EXTERNAL] Re: [gpfsug-discuss] How to: Show clients actively connected to a given NFS export (CES)</span>
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<p class="MsoNormal" style="mso-line-height-alt:.75pt"><span style="font-size:1.0pt;color:white">The product formerly known as MMFS? -- #BlackLivesMatter ____ ||
<a href="file://UTGERS">\\UTGERS</a>, |---------------------------*O*--------------------------- ||_// the State | Ryan Novosielski - novosirj@ārutgers.āedu || \\ University | Sr. Technologist - 973/972.ā0922
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<p class="MsoNormal">The product formerly known as MMFS? <o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="color:black">--<br>
#BlackLivesMatter<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="color:black">____<br>
|| <a href="file://UTGERS">\\UTGERS</a>, <span class="xapple-tab-span"> </span> |---------------------------*O*---------------------------<br>
||_// the State<span class="xapple-tab-span"> </span> | Ryan Novosielski - <a href="mailto:novosirj@rutgers.edu">novosirj@rutgers.edu</a><br>
|| \\ University | Sr. Technologist - 973/972.0922 (2x0922) ~*~ RBHS Campus<br>
|| \\ of NJ<span class="xapple-tab-span"> </span> | Office of Advanced Research Computing - MSB A555B, Newark<br>
`'<o:p></o:p></span></p>
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<p class="MsoNormal">On Mar 22, 2023, at 17:30, Alec <<a href="mailto:anacreo@gmail.com">anacreo@gmail.com</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">Thanks for correction.. been using GPFS so long I forgot my basic NFS command.
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<p class="MsoNormal">Or that its now IBM Storage Scale and no longer Spectrum Scale or GPFS...<o:p></o:p></p>
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<p class="MsoNormal">As a note that info is a little unreliable, but if you take a daily snapshots and throw it all together it should give you something.<o:p></o:p></p>
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<p class="MsoNormal">Alternatively you can have most nfsd daemons log mounts and then scan the logs for a more reliable method.<o:p></o:p></p>
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<p class="MsoNormal">Alec<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Wed, Mar 22, 2023, 2:00 PM Markus Stoeber <<a href="mailto:M.Stoeber@rz.uni-frankfurt.de">M.Stoeber@rz.uni-frankfurt.de</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal">Am 22.03.2023 um 21:45 schrieb Beckman, Daniel D:<o:p></o:p></p>
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<p class="MsoNormal">Hi,<o:p></o:p></p>
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<p class="MsoNormal">showmount -a should do the trick, however the manpage notes that:<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">-a or --all<o:p></o:p></p>
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<p class="MsoNormal"> List both the client hostname or IP address and mounted directory in host:dir format. This info should not be considered reliable. See the notes on rmtab in rpc.mountd(8).<o:p></o:p></p>
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<p class="MsoNormal">showmount -d could also be an option:<o:p></o:p></p>
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<p class="MsoNormal">-d or --directories<br>
List only the directories mounted by some client.<o:p></o:p></p>
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<p class="MsoNormal">Best regards,<o:p></o:p></p>
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<p class="MsoNormal">Markus<o:p></o:p></p>
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<p class="xmsonormal">Thanks, but that shows the export list: a list of shares and the hosts / networks that have access. It does not show which of those clients are currently connected to a given share, as in have it mounted. <o:p></o:p></p>
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<p class="xmsonormal"><b>From:</b> gpfsug-discuss <a href="mailto:gpfsug-discuss-bounces@gpfsug.org" target="_blank">
<gpfsug-discuss-bounces@gpfsug.org></a> <b>On Behalf Of </b>Alec<br>
<b>Sent:</b> Wednesday, March 22, 2023 4:23 PM<br>
<b>To:</b> gpfsug main discussion list <a href="mailto:gpfsug-discuss@gpfsug.org" target="_blank">
<gpfsug-discuss@gpfsug.org></a><br>
<b>Subject:</b> Re: [gpfsug-discuss] How to: Show clients actively connected to a given NFS export (CES)<o:p></o:p></p>
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<p><b>CAUTION:</b> This email message has been received from an external source. Please use caution when opening attachments, or clicking on links.<o:p></o:p></p>
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<p class="xmsonormal">showmount -e nfsserver <o:p></o:p></p>
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<p class="xmsonormal">Normal way to see that for an nfs server.<o:p></o:p></p>
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<p class="xmsonormal">On Wed, Mar 22, 2023, 1:13 PM Beckman, Daniel D <<a href="mailto:dbec@loc.gov" target="_blank">dbec@loc.gov</a>> wrote:<o:p></o:p></p>
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<p class="xmsonormal">This is probably a dumb question, but I could not find it in the documentation. We have certain NFS exports that we suspect are no longer used or needed but before removing weād like to first check if any clients are currently mounting
them. (Not just what has access to those exports.) Are there commands that will show this?
<o:p></o:p></p>
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<p class="xmsonormal">Thanks,<o:p></o:p></p>
<p class="xmsonormal">Daniel<o:p></o:p></p>
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<p class="xmsonormal">_______________________________________________<br>
gpfsug-discuss mailing list<br>
gpfsug-discuss at <a href="http://gpfsug.org/" target="_blank">gpfsug.org</a><br>
<a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss_gpfsug.org" target="_blank">http://gpfsug.org/mailman/listinfo/gpfsug-discuss_gpfsug.org</a><o:p></o:p></p>
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<o:p></o:p></p>
<pre>_______________________________________________<o:p></o:p></pre>
<pre>gpfsug-discuss mailing list<o:p></o:p></pre>
<pre>gpfsug-discuss at <a href="http://gpfsug.org/" target="_blank">gpfsug.org</a><o:p></o:p></pre>
<pre><a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss_gpfsug.org" target="_blank">http://gpfsug.org/mailman/listinfo/gpfsug-discuss_gpfsug.org</a><o:p></o:p></pre>
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<p><o:p> </o:p></p>
<pre>-- <o:p></o:p></pre>
<pre>Markus Stoeber<o:p></o:p></pre>
<pre>Systemmanagement AIX, Linux / Storagemanagement / Plattformintegration<o:p></o:p></pre>
<pre>Hochschulrechenzentrum der Johann Wolfgang Goethe-Universitaet<o:p></o:p></pre>
<pre>Abt. Basisdienste<o:p></o:p></pre>
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<p class="MsoNormal">_______________________________________________<br>
gpfsug-discuss mailing list<br>
gpfsug-discuss at <a href="http://gpfsug.org/" target="_blank">gpfsug.org</a><br>
<a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss_gpfsug.org" target="_blank">http://gpfsug.org/mailman/listinfo/gpfsug-discuss_gpfsug.org</a><o:p></o:p></p>
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<p class="MsoNormal">_______________________________________________<br>
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<a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss_gpfsug.org">http://gpfsug.org/mailman/listinfo/gpfsug-discuss_gpfsug.org</a><o:p></o:p></p>
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<span>_______________________________________________</span><br>
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