<div dir="ltr">Hello Hossain,<div><br></div><div>You should decrease the time_step. I use 40 to model with domains similar as yours.</div><div><br></div><div>Best regards,</div><div>Carlos.</div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">2015-08-02 6:38 GMT-03:00 Md Hosen <span dir="ltr"><<a href="mailto:md.hosen@live.vu.edu.au" target="_blank">md.hosen@live.vu.edu.au</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir="ltr">
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif">Dear WRF users,</p>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif">Good day!</p>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif">I am trying use WRF3.7.0 model.<span style="font-size:12pt"> Please find the</span><span style="font-size:12pt"> </span><b style="font-size:12pt">NAMELIST.INPUT_01</b><span style="font-size:12pt"> </span><span style="font-size:12pt">for
details model configuration. When I am trying to run the model, after</span><span style="font-size:12pt"> </span><b style="font-size:12pt">12 hours simulation</b><span style="font-size:12pt"> </span><span style="font-size:12pt">I am getting the following
error messages in terminal and rsl.error file, respectively. Please find the</span><span style="font-size:12pt"> </span><b style="font-size:12pt">rsl.error.01</b><span style="font-size:12pt"> </span><span style="font-size:12pt">file for detail error
message.</span></p>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif"><b><i>From Terminal:</i></b></p>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif">YOUR APPLICATION TERMINATED WITH THE EXIT STRING: Segmentation fault (signal 11)<br>
This typically refers to a problem with your application.<br>
Please see the FAQ page for debugging suggestions</p>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif"><b><i>From rsl.error file:</i></b></p>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif">d01 2000-02-02_12:03:36 34 points exceeded cfl=2 in domain d01 at time 2000-02-02_12:03:36 hours<br>
d01 2000-02-02_12:03:36 MAX AT i,j,k: 33 1 17 vert_cfl,w,d(eta)= 2.19422960 9.49273258E-02 1.99999809E-02<br>
d01 2000-02-02_12:03:36 32 points exceeded cfl=2 in domain d01 at time 2000-02-02_12:03:36 hours<br>
d01 2000-02-02_12:03:36 MAX AT i,j,k: 34 1 17 vert_cfl,w,d(eta)= 2.19983292 5.24121895E-02 1.99999809E-02<br>
d01 2000-02-02_12:03:36 29 points exceeded cfl=2 in domain d01 at time 2000-02-02_12:03:36 hours<br>
d01 2000-02-02_12:03:36 MAX AT i,j,k: 34 1 17 vert_cfl,w,d(eta)= 2.19324708 0.121355303 1.99999809E-02<br>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif">Based on these errors, I search in online for getting the solutions. According to some instructions, I reduced the <b>time_step = 4* Dx</b>. Also, I put the value, <b>w_damping = 1, feedback = 0 </b>and <b>damp_opt
= 1</b>. But again I am getting similar error messages after <b>05 minutes simulation</b> as follows. Please find the <b>NAMELIST.INPUT_02 and rsl.error.02</b> files for more detail information.</p>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif"><b><i>From terminal window:</i></b></p>
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</p>
<p style="font-family:Calibri,Arial,Helvetica,sans-serif">YOUR APPLICATION TERMINATED WITH THE EXIT STRING: Segmentation fault (signal 11)<br>
This typically refers to a problem with your application.<br>
Please see the FAQ page for debugging suggestions</p>
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</p>
<p style="font-family:Calibri,Arial,Helvetica,sans-serif"><i><b>From rsl.error file:</b></i></p>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif">d04 2000-02-02_00:05:00 2 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:00 hours<br>
d04 2000-02-02_00:05:00 MAX AT i,j,k: 32 17 46 vert_cfl,w,d(eta)= 2.10318875 6.49383163 8.70000012E-03<br>
Timing for main: time 2000-02-02_00:05:04 on domain 4: 3.05245 elapsed seconds<br>
d04 2000-02-02_00:05:04 6 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:04 hours<br>
d04 2000-02-02_00:05:04 MAX AT i,j,k: 33 17 46 vert_cfl,w,d(eta)= <a href="tel:2.29012036" value="+56229012036" target="_blank">2.29012036</a> 8.88016987 8.70000012E-03<br>
d04 2000-02-02_00:05:04 2 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:04 hours<br>
d04 2000-02-02_00:05:04 MAX AT i,j,k: 32 17 46 vert_cfl,w,d(eta)= 2.16557574 -14.7471304 8.70000012E-03<br>
Timing for main: time 2000-02-02_00:05:08 on domain 4: 2.97221 elapsed seconds<br>
d04 2000-02-02_00:05:08 17 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:08 hours<br>
d04 2000-02-02_00:05:08 MAX AT i,j,k: 32 17 46 vert_cfl,w,d(eta)= 2.70210004 12.7968359 8.70000012E-03<br>
d04 2000-02-02_00:05:08 5 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:08 hours<br>
d04 2000-02-02_00:05:08 MAX AT i,j,k: 33 17 46 vert_cfl,w,d(eta)= <a href="tel:2.26501703" value="+56226501703" target="_blank">2.26501703</a> -13.7981815 8.70000012E-03<br>
Timing for main: time 2000-02-02_00:05:12 on domain 4: 2.94468 elapsed seconds<br>
Timing for main: time 2000-02-02_00:05:12 on domain 3: 12.33021 elapsed seconds<br>
d04 2000-02-02_00:05:12 40 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:12 hours<br>
d04 2000-02-02_00:05:12 MAX AT i,j,k: 33 17 46 vert_cfl,w,d(eta)= 2.88312459 15.3503876 8.70000012E-03<br>
d04 2000-02-02_00:05:12 13 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:12 hours<br>
d04 2000-02-02_00:05:12 MAX AT i,j,k: 32 17 46 vert_cfl,w,d(eta)= 2.63979721 -17.5551376 8.70000012E-03<br>
Timing for main: time 2000-02-02_00:05:16 on domain 4: 3.06137 elapsed seconds<br>
d04 2000-02-02_00:05:16 69 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:16 hours<br>
d04 2000-02-02_00:05:16 MAX AT i,j,k: 32 17 46 vert_cfl,w,d(eta)= 3.45710945 21.2064857 8.70000012E-03<br>
d04 2000-02-02_00:05:16 23 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:16 hours<br>
d04 2000-02-02_00:05:16 MAX AT i,j,k: 32 19 46 vert_cfl,w,d(eta)= 2.72917962 -7.51682758 8.70000012E-03<br>
Timing for main: time 2000-02-02_00:05:20 on domain 4: 2.94754 elapsed seconds<br>
d04 2000-02-02_00:05:20 117 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:20 hours<br>
d04 2000-02-02_00:05:20 MAX AT i,j,k: 33 17 46 vert_cfl,w,d(eta)= 3.61709189 19.6172676 8.70000012E-03<br>
d04 2000-02-02_00:05:20 37 points exceeded cfl=2 in domain d04 at time 2000-02-02_00:05:20 hours<br>
d04 2000-02-02_00:05:20 MAX AT i,j,k: 32 17 46 vert_cfl,w,d(eta)= 3.26332951 -21.0664692 8.70000012E-03<br>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif">Could you please suggest any way to solve those problems. Hope, you will extend your helping hand.</p>
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<p style="font-family:Calibri,Arial,Helvetica,sans-serif">Kind regards,</p>
<p style="font-family:Calibri,Arial,Helvetica,sans-serif">Hossain</p>
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