Known Issues
- The support for PBS job arrays is currently disabled.
- To use gprof with Cray CCE please set the environment variable
PMI_NO_FORK
to 1 in your batch job. -
Warning: Unable to open kgni version file /sys/class/gemini/kgni0/version errno 2 at line 600 in file cdm.c"
-
These messages appear when using a dynamically linked executable built with the Cray compiler wrappers, on a login node or a node that is not directly connected to the Cray Gemini network.
- In most cases, these messages are benign and do not affect the functionality of the executable.
- These messages do not appear when running the same executable on a Gemini connected node, such as a MOM node using an interactive session.
-
- Warning messages when using hdf library. These messages are benign and can be safely ignored.
/opt/cray/hdf5/1.8.11/cray/81/lib/libhdf5_cray.a(H5PL.o): In function `H5PL__open$$CFE_id_56395c9c_01603595': /home/users/seanb/pelibs/hdf5/1.8.11/rpm/BUILD/cray-hdf5-1.8.11-cce1-serial/src/H5PL.c:531: warning: Using 'dlopen' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking |
- Exec calls will hang when code is compiled with darshan loaded. unload darshan and build the code.
- To display the ranks that are performing aggregation when using MPI-IO Collective buffering, set the following env variable. documentaion (intro_mpi) will be updated in the next release.
MPICH_MPIIO_AGGREGATOR_PLACEMENT_DISPLAY = 1 |