[Users] Possible Carpet issue with Maxwell version of ET

Yosef Zlochower yosef at astro.rit.edu
Mon Dec 12 09:32:55 CST 2011


Hi,

   I am trying some simulations using the Maxwell version of ET and the
LazEv evolution thorn. In the thorn, I define a 1 timelevel GF dotalp
which is never synchronized.

A test run died with the following error:
WARNING level 0 in thorn CarpetLib processor 0 host n0024.cluster
   (line 385 of 
/nfs.data/temphome/yosef/ET_STABLE/Maxwell/Cactus/arrangements/Carpet/CarpetLib/src/gdata.cc):
   -> Internal error: extrapolation in time.  variable=LAZEV::dotalp 
time=118.90625  times=[118.9375]

I am unsure how the times could have gotten out of sync at such a late
time in the simulation without getting out of sync earlier. I also
do not understand why a time interpolation should have been attempted
in the first place. I don't sync or attempt to interpolate this GF.



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