Difference between revisions of "Test Failures"

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(add trac ticket)
(add specific option that cases failure)
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== WENO Test ==
 
== WENO Test ==
 
* Roland tried multiple different resolutions (up to 8 times more and 16 times the time resolution, as well as 2 times bigger and offset from 0 grids) none of which prevented NaNs to from on my laptop
 
* Roland tried multiple different resolutions (up to 8 times more and 16 times the time resolution, as well as 2 times bigger and offset from 0 grids) none of which prevented NaNs to from on my laptop
* next thing to try is to find out which is the exact optimization options that causes the NaN
+
* <strike>next thing to try is to find out which is the exact optimization options that causes the NaN</strike>
 +
* the option responsible for test failure is <code>-fassociative-math</code>

Revision as of 06:44, 4 April 2017

As of 13-Mar-2017, several tests fail on the Jenkins build system, but pass on other systems. All tests here were run with code checked out on or after 13-Mar-2017.

Some details are in ticket 2019.

System /proc/cpuinfo /etc/issue gcc --version
Jenkins build node Intel Core Processor (Haswell) Ubuntu 16.04 LTS gcc (Ubuntu 5.3.1-14ubuntu2) 5.3.1 20160413
login.barrywardell.net Intel Core Processor (Haswell) Ubuntu 16.04.2 LTS gcc (Ubuntu 5.4.0-6ubuntu1~16.04.4) 5.4.0 20160609
Archimedes Intel(R) Xeon(R) CPU E5-2630 v4 Ubuntu 14.04.5 LTS gcc (Ubuntu 4.8.4-2ubuntu1~14.04.3) 4.8.4
Test Jenkins
build node
login (ubuntu.cfg) login (build.cfg) login (ubuntu.cfg
without march=native
login (ubuntu.cfg
without march=native,
without fast-math
Archimedes (ubuntu.cfg)
CT_MultiLevel.boostedpuncture/2procs Fail Fail Fail Fail Fail
SphericalHarmonicReconGen.SpEC-dat-test/1procs Fail
SphericalHarmonicReconGen.SpEC-h5-test/1procs Fail
SphericalHarmonicRecon.regression_test/2procs Fail
SphericalHarmonicReconGen.SpEC-dat-test/2procs Fail
SphericalHarmonicReconGen.SpEC-h5-test/2procs Fail
GRHydro.GRHydro_test_shock_weno/1procs Fail Fail Pass Fail Pass Pass
GRHydro.GRHydro_test_shock_weno/2procs Fail


WENO Test

  • Roland tried multiple different resolutions (up to 8 times more and 16 times the time resolution, as well as 2 times bigger and offset from 0 grids) none of which prevented NaNs to from on my laptop
  • next thing to try is to find out which is the exact optimization options that causes the NaN
  • the option responsible for test failure is -fassociative-math