<div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">I am running darshan with mpich on a three-node cluster and my job executed successfully but not generated logs. error warning is given below at the end of the execution.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small">[haxxanasghar@gpuserver2 ~]$ <b>mpiexec -n 64 -f machinefile -env LD_PRELOAD /usr/l                                                                                                                                                             ocal/lib/libdarshan.so ./MADbench2 640 80 4 8 8 4 4</b><br><br>MADbench 2.0 IO-mode<br>no_pe = 64  no_pix = 640  no_bin = 80  no_gang = 4  sblocksize = 8  fblocksize =                                                                                                                                                              8  r_mod = 4  w_mod = 4<br>IOMETHOD = POSIX  IOMODE = SYNC  FILETYPE = UNIQUE  REMAP = CUSTOM<br><br>S_cc         0.02   [      0.02:      0.03]<br>S_bw         0.01   [      0.01:      0.01]<br>S_w          0.03   [      0.03:      0.04]<br>          -------<br>S_total      0.07   [      0.07:      0.07]<br><br>W_cc         0.04   [      0.03:      0.05]<br>W_bw         0.22   [      0.20:      0.23]<br>W_r          0.02   [      0.02:      0.02]<br>W_w          0.01   [      0.01:      0.01]<br>          -------<br>W_total      0.28   [      0.28:      0.29]<br><br>C_cc         0.01   [      0.01:      0.01]<br>C_bw         0.00   [      0.00:      0.00]<br>C_r          0.01   [      0.01:      0.01]<br>          -------<br>C_total      0.02   [      0.02:      0.02]<br><br><br>dC[0] = 0.00000e+00<br>darshan_library_warning: unable to create log file /darshan-logs/2021/6/21/haxxa                                                                                                                                                             nas_MADbench2_id29484-29484_6-21-52165-1341319014666854881.darshan_partial.<br>[haxxanasghar@gpuserver2 ~]$<br></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div><div style="font-size:12.8px;font-family:arial,sans-serif"><br></div><div style="font-size:12.8px;font-family:arial,sans-serif"><br></div><div style="font-size:12.8px;font-family:arial,sans-serif">--</div><div><div><span style="font-family:tahoma;font-size:13.3333px;color:rgb(0,0,0)">Regards,</span><div style="font-family:tahoma;font-size:13.3333px;color:rgb(0,0,0)"> </div><div style="font-family:tahoma;font-size:13.3333px;color:rgb(0,0,0)"><span style="color:rgb(51,0,102)"><b>Hassan Asghar</b></span></div><div style="font-family:tahoma;font-size:13.3333px;color:rgb(0,0,0)"><span style="color:rgb(51,51,102);font-size:13.3333px">MS Computer Science</span></div><div style="font-family:tahoma;font-size:13.3333px;color:rgb(0,0,0)"><span style="color:rgb(51,51,102)">Mobile: +92-321-1741755</span></div><span style="font-family:tahoma;font-size:13.3333px;color:rgb(51,51,102);font-size:13.3333px"></span><span style="color:rgb(0,0,0);font-family:tahoma;font-size:13.3333px;font-size:13.3333px"></span><div><span style="color:rgb(51,51,102);font-family:tahoma;font-size:13.3333px">Personal Website: </span><font color="#333366" face="tahoma"><span style="font-size:13.3333px"><a href="http://bit.ly/2OQ0egs" target="_blank">http://bit.ly/2OQ0egs</a></span></font></div><div style="font-family:tahoma;font-size:13.3333px;color:rgb(0,0,0)"><span style="color:rgb(51,51,102);font-size:13.3333px">Google Scholar</span>: <a href="https://bit.ly/3lVYuxF" target="_blank">https://bit.ly/3lVYuxF</a></div></div></div></div><div style="font-size:small;font-family:arial,helvetica,sans-serif"></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></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