<div class="socmaildefaultfont" dir="ltr" style="font-family:Arial, Helvetica, sans-serif;font-size:10pt" ><div dir="ltr" >Siji,</div>
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<div dir="ltr" >With Scale 5.x , you should be able to remove the server from the server list (<strong>mmchnsd</strong>) without stopping the cluster or unmounting the file system. Please refer to the <strong>mmchnsd</strong> manpage.</div>
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<div dir="ltr" > Felipe</div>
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<div dir="ltr" >----<br>Felipe Knop knop@us.ibm.com<br>GPFS Development and Security<br>IBM Systems<br>IBM Building 008<br>2455 South Rd, Poughkeepsie, NY 12601<br>(845) 433-9314 T/L 293-9314<br> </div>
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<blockquote data-history-content-modified="1" data-history-expanded="1" dir="ltr" style="border-left:solid #aaaaaa 2px; margin-left:5px; padding-left:5px; direction:ltr; margin-right:0px" >----- Original message -----<br>From: "Saula, Oluwasijibomi" <oluwasijibomi.saula@ndsu.edu><br>Sent by: gpfsug-discuss-bounces@spectrumscale.org<br>To: "gpfsug-discuss@spectrumscale.org" <gpfsug-discuss@spectrumscale.org><br>Cc:<br>Subject: [EXTERNAL] [gpfsug-discuss] Short-term Deactivation of NSD server<br>Date: Fri, Sep 4, 2020 12:03 PM<br> <br><!--Notes ACF
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<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" >Hello GPFS Experts,</div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" > </div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" >Say, is there any way to disable a particular NSD server outside of shutting down GPFS on the server, or shutting down the entire cluster and removing the NSD server from the list of NSD servers?</div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" > </div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" >I'm finding that TSM activity on one of our NSD servers is stifling IO traffic through the server and resulting in intermittent latency for clients. If we could restrict cluster IO from going through this NSD server, we might be able to minimize or eliminate the latencies experienced by the clients while TSM activity is ongoing.</div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" > </div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" >Thoughts?</div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" > </div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" > </div>
<div id="Signature" ><div><div> </div>
<div dir="ltr" id="divtagdefaultwrapper" style="font-size:12pt; color:#000000; font-family:Calibri,Arial,Helvetica,sans-serif" ><p style="margin-top:0px; margin-bottom:0px" > </p>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:16px; margin-top:0px; margin-bottom:0px" ><span style="font-family:Arial,sans-serif; font-size:13.3333px" >Thanks,</span></div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:16px; margin-top:0px; margin-bottom:0px" > </div>
<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:16px; margin-top:0px; margin-bottom:0px" ><p style="color:rgb(32,31,30); text-align:start; background-color:rgb(255,255,255); font-size:11pt; font-family:Calibri,sans-serif; margin:0px" ><font face="Calibri,Arial,Helvetica,sans-serif" ><b><span style="margin:0px; font-size:10pt; font-family:Arial,sans-serif; color:black" >Oluwasijibomi (Siji) Saula</span></b></font></p>
<p style="color:rgb(32,31,30); text-align:start; background-color:rgb(255,255,255); font-size:11pt; font-family:Calibri,sans-serif; margin:0px" ><font face="Calibri,Arial,Helvetica,sans-serif" ><span style="margin:0px; font-size:10pt; font-family:Arial,sans-serif; color:black" >HPC Systems Administrator / Information Technology</span></font></p>
<p style="color:rgb(32,31,30); text-align:start; background-color:rgb(255,255,255); font-size:11pt; font-family:Calibri,sans-serif; margin:0px" ><font face="Calibri,Arial,Helvetica,sans-serif" ><span style="margin:0px; font-size:10pt; font-family:Arial,sans-serif; color:black" > </span></font></p>
<p style="color:rgb(32,31,30); text-align:start; background-color:rgb(255,255,255); font-size:11pt; font-family:Calibri,sans-serif; margin:0px" ><font face="Calibri,Arial,Helvetica,sans-serif" ><span style="margin:0px; font-size:10pt; font-family:Arial,sans-serif; color:black" ><span style="font-family:Arial,sans-serif; background-color:rgb(255,255,255); display:inline!important" >Research 2 Building</span> 220B / Fargo ND 58108-6050</span></font></p>
<p style="color:rgb(32,31,30); text-align:start; background-color:rgb(255,255,255); font-size:11pt; font-family:Calibri,sans-serif; margin:0px" ><font face="Calibri,Arial,Helvetica,sans-serif" ><span style="margin:0px; font-size:10pt; font-family:Arial,sans-serif; color:black" >p: 701.231.7749 /<span> </span><a href="http://www.ndsu.edu/" rel="noopener noreferrer" style="margin:0px" target="_blank"><span style="margin:0px; color:purple" >www.ndsu.edu</span></a></span></font></p>
<p style="color:rgb(32,31,30); text-align:start; background-color:rgb(255,255,255); font-size:11pt; font-family:Calibri,sans-serif; margin:0px" ><font face="Calibri,Arial,Helvetica,sans-serif" ><span style="margin:0px; font-size:10pt; font-family:Arial,sans-serif; color:black" > </span></font></p>
<p style="color:rgb(32,31,30); text-align:start; background-color:rgb(255,255,255); font-size:11pt; font-family:Calibri,sans-serif; margin:0px" ><font face="Calibri,Arial,Helvetica,sans-serif" ><span style="margin:0px; color:rgb(31,73,125)" ><img data-outlook-trace="F:0|T:1" src="cid:image001.gif@01D57DE0.91C300C0" style="margin:0px; width:140.99pt; height:26.24pt" ></span></font></p></div>
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<div><font size="2" face="Default Monospace,Courier New,Courier,monospace" >_______________________________________________<br>gpfsug-discuss mailing list<br>gpfsug-discuss at spectrumscale.org<br><a href="http://gpfsug.org/mailman/listinfo/gpfsug-discuss" target="_blank">http://gpfsug.org/mailman/listinfo/gpfsug-discuss</a> </font></div></blockquote>
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