<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Hi Katie,<div class=""><br class=""></div><div class="">When you ran genmake, did you also use the “-mpi” flag? Then when you go to execute the model, as Kaveh mentioned, you’ll need:</div><div class=""><br class=""></div><div class=""><blockquote type="cite" class="">mpirun -np 12 ./mitgcmuv</blockquote></div><div class=""><br class=""></div><div class="">i.e. requesting the same number of cores as tasks.</div><div class=""><br class=""></div><div class="">Cheers,</div><div class=""><br class=""></div><div class="">Jonathan <br class=""><div class="">
<div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant-ligatures: normal; font-variant-position: normal; font-variant-caps: normal; font-variant-numeric: normal; font-variant-alternates: normal; font-variant-east-asian: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class="">___________________________________________________________________________<br class="">Dr. Jonathan M. Lauderdale<br class="">Research Scientist<br class="">Department of Earth, Atmosphere and Planetary Sciences <br class="">Massachusetts Institute of Technology <br class="">77 Massachusetts Avenue (54-1518)<br class="">Cambridge, MA 02139, USA <br class="">Office: +1 617 324 1568 </div><div class="">Cell : +1 617 304 5661<br class="">Email:<span class="Apple-converted-space"> </span><a href="mailto:jml1@mit.edu" class="">mailto:jml1@mit.edu</a></div><div class=""><span style="text-align: -webkit-auto;" class="">Web: </span><span class=""></span><a href="http://paocweb.mit.edu/people/jml1" style="text-align: -webkit-auto;" class="">http://paocweb.mit.edu/people/jml1</a></div><span class=""><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant-ligatures: normal; font-variant-position: normal; font-variant-caps: normal; font-variant-numeric: normal; font-variant-alternates: normal; font-variant-east-asian: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><span class="">Twitter: </span><a href="https://twitter.com/jon_lauderdale" style="text-align: -webkit-auto;" class="">https://twitter.com/jon_lauderdale<br class=""></a><span style="text-align: -webkit-auto;" class="">Blog: </span><a href="https://seamanticscience.wordpress.com/" style="text-align: -webkit-auto;" class="">https://seamanticscience.wordpress.com/</a></div></span></div><div style="color: rgb(0, 0, 0); font-family: Helvetica; font-style: normal; font-variant-ligatures: normal; font-variant-position: normal; font-variant-caps: normal; font-variant-numeric: normal; font-variant-alternates: normal; font-variant-east-asian: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><span class="">Git: </span><a href="https://github.com/seamanticscience" class="">https://github.com/seamanticscience</a><span class=""><br class=""></span><div class="">___________________________________________________________________________</div></div></div></div></div></div></div></div></div></div></div></div></div></div>
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<div><br class=""><blockquote type="cite" class=""><div class="">On Jul 31, 2020, at 1:56 PM, Katie Hughes <<a href="mailto:kestagl@ucdavis.edu" class="">kestagl@ucdavis.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><meta http-equiv="Content-Type" content="text/html; charset=utf-8" class=""><div dir="ltr" class="">Hello,<div class=""><br class=""></div><div class="">I'm new to MITgcm, so apologies if I leave out any pertinent information.</div><div class=""><br class=""></div><div class="">I'm trying to run a 2D under-ice simulation with 12 tasks per node (12 horizontal partitions of the grid for parallelization). I'm receiving errors for 'eedata'. </div><div class=""><br class=""></div><div class="">I'm running the model with the command <b class="">mpirun -np 4 ./mitgcmuv</b> but was previously just using <b class="">./mitgcmuv</b> and getting the same errors.</div><div class=""><br class=""></div><div class="">Here is an example of my eedata and the coinciding errors:</div><div class=""><b class="">If I use this eedata:</b></div><div class=""><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif">&EEPARMS</p><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif">/</p><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif"><b class="">I get this error:</b></p><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif">(PID.TID 0000.0001) *** ERROR *** INI_PROCS: needs MPI for
multi-procs (nPx*nPy= 12) setup</p><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif">(PID.TID 0000.0001) *** ERROR *** INI_PROCS: but presently usingMPI = False (in
"eedata")</p><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif">(PID.TID 0000.0001) *** ERROR *** EEDIE: earlier error in
multi-proc/thread setting</p><div style="margin: 0in 0in 8pt; line-height: 107%; font-size: 11pt; font-family: "Times New Roman", serif;" class="">
<br class="webkit-block-placeholder"></div><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif">(PID.TID 0000.0001) *** ERROR *** PROGRAM MAIN: ends with
fatal Error</p><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif"><br class=""></p><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif"><b class="">If I use this eedata:</b></p></div><div class="">&EEPARMS<br class=""> usingMPI=TRUE,<br class="">/</div><div class=""><b class="">I get this error:</b></div><div class=""><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif">(PID.TID 0000.0001) *** ERROR *** INI_PROCS: needs MPI for
multi-procs (nPx*nPy= 12) setup</p><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif">(PID.TID 0000.0001) *** ERROR *** INI_PROCS: but presently usingMPI = False (in
"eedata")</p><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif">(PID.TID 0000.0001) *** ERROR *** EEDIE: earlier error in
multi-proc/thread setting</p><p class="MsoNormal" style="margin:0in 0in 8pt;line-height:107%;font-size:11pt;font-family:"Times New Roman",serif">(PID.TID 0000.0001) *** ERROR *** PROGRAM MAIN: ends with
fatal Error</p></div><div class=""><br class=""></div><div class="">Any suggestions?</div><div class=""><br class=""></div><div class="">Thank you in advance!<br clear="all" class=""><div class=""><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr" class=""><div class=""><div dir="ltr" class=""><div class=""><div dir="ltr" class=""><font size="2" class="">Katie Stagl Hughes</font><div class=""><font size="2" class=""><br class=""></font><div class="">Ph.D. Candidate | Dept. of Civil & Environmental Engineering</div><div class="">University of California, Davis</div><div class=""><a href="mailto:kestagl@ucdavis.edu" target="_blank" class="">kestagl@ucdavis.edu</a></div></div></div></div></div></div></div></div></div></div></div>
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