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--- dev:debugging [2016/11/02 11:43] – Add parallel debugging, important for oder of mpiecex/valgrind (by Jan W.) 130.60.136.223
+++ dev:debugging [2020/08/21 10:15] (current) – external edit 127.0.0.1
@@ Line 53: / Line 53: @@
 Run valgrind with
 <code>
-valgrind --max-stackframe=2100192  --leak-check=full --track-origins=yes
+valgrind --max-stackframe=2100192 --leak-check=full --track-origins=yes
 </code>
 to get the origin of undefined variables in addition to a leak check report.
@@ Line 73: / Line 73: @@
 ==== valgrind in parallel ====
-valgrind can also be used for debugging parallel code:
+valgrind can also be used for debugging parallel code, eg.:
 <code>
-mpiexec -np 2  valgrind --options cp2k_executable cp2k.inp
+mpirun -np 2 -x OMP_NUM_THREADS=2  valgrind --max-stackframe=2100192 --leak-check=full --track-origins=yes cp2k.psmp cp2k.inp
 </code>