Hi, Any body has tried NAS benchmark with ompi? I get the following linker error while building one of the benchmarks.
[mahmood@rocks7 NPB3.3-MPI]$ make BT NPROCS=4 CLASS=D ========================================= = NAS Parallel Benchmarks 3.3 = = MPI/F77/C = ========================================= cd BT; make NPROCS=4 CLASS=D SUBTYPE= VERSION= make[1]: Entering directory `/home/mahmood/Downloads/NPB3.3.1/NPB3.3-MPI/BT' make[2]: Entering directory `/home/mahmood/Downloads/NPB3.3.1/NPB3.3-MPI/sys' cc -g -o setparams setparams.c make[2]: Leaving directory `/home/mahmood/Downloads/NPB3.3.1/NPB3.3-MPI/sys' ../sys/setparams bt 4 D make[2]: Entering directory `/home/mahmood/Downloads/NPB3.3.1/NPB3.3-MPI/BT' make.def modified. Rebuilding npbparams.h just in case rm -f npbparams.h ../sys/setparams bt 4 D mpif90 -c -I/usr/local/include -O bt.f mpif90 -c -I/usr/local/include -O make_set.f mpif90 -c -I/usr/local/include -O initialize.f mpif90 -c -I/usr/local/include -O exact_solution.f mpif90 -c -I/usr/local/include -O exact_rhs.f mpif90 -c -I/usr/local/include -O set_constants.f mpif90 -c -I/usr/local/include -O adi.f mpif90 -c -I/usr/local/include -O define.f mpif90 -c -I/usr/local/include -O copy_faces.f mpif90 -c -I/usr/local/include -O rhs.f mpif90 -c -I/usr/local/include -O solve_subs.f mpif90 -c -I/usr/local/include -O x_solve.f mpif90 -c -I/usr/local/include -O y_solve.f mpif90 -c -I/usr/local/include -O z_solve.f mpif90 -c -I/usr/local/include -O add.f mpif90 -c -I/usr/local/include -O error.f mpif90 -c -I/usr/local/include -O verify.f mpif90 -c -I/usr/local/include -O setup_mpi.f make[3]: Entering directory `/home/mahmood/Downloads/NPB3.3.1/NPB3.3-MPI/BT' mpif90 -c -I/usr/local/include -O btio.f mpif90 -O -o ../bin/bt.D.4 bt.o make_set.o initialize.o exact_solution.o exact_rhs.o set_constants.o adi.o define.o copy_faces.o rhs.o solve_subs.o x_solve.o y_solve.o z_solve.o add.o error.o verify.o setup_mpi.o ../common/print_results.o ../common/timers.o btio.o -L/usr/local/lib -lmpi x_solve.o: In function `x_solve_cell_': x_solve.f:(.text+0x77a): relocation truncated to fit: R_X86_64_32 against symbol `work_lhs_' defined in COMMON section in x_solve.o x_solve.f:(.text+0x77f): relocation truncated to fit: R_X86_64_32 against symbol `work_lhs_' defined in COMMON section in x_solve.o x_solve.f:(.text+0x946): relocation truncated to fit: R_X86_64_32S against symbol `work_lhs_' defined in COMMON section in x_solve.o x_solve.f:(.text+0x94e): relocation truncated to fit: R_X86_64_32S against symbol `work_lhs_' defined in COMMON section in x_solve.o x_solve.f:(.text+0x958): relocation truncated to fit: R_X86_64_32S against symbol `work_lhs_' defined in COMMON section in x_solve.o x_solve.f:(.text+0x962): relocation truncated to fit: R_X86_64_32S against symbol `work_lhs_' defined in COMMON section in x_solve.o x_solve.f:(.text+0x96c): relocation truncated to fit: R_X86_64_32S against symbol `work_lhs_' defined in COMMON section in x_solve.o x_solve.f:(.text+0x9ab): relocation truncated to fit: R_X86_64_32S against symbol `work_lhs_' defined in COMMON section in x_solve.o x_solve.f:(.text+0x9c6): relocation truncated to fit: R_X86_64_32S against symbol `work_lhs_' defined in COMMON section in x_solve.o x_solve.f:(.text+0x9f3): relocation truncated to fit: R_X86_64_32S against symbol `work_lhs_' defined in COMMON section in x_solve.o x_solve.f:(.text+0xa21): additional relocation overflows omitted from the output collect2: error: ld returned 1 exit status make[3]: *** [bt-bt] Error 1 make[3]: Leaving directory `/home/mahmood/Downloads/NPB3.3.1/NPB3.3-MPI/BT' make[2]: *** [exec] Error 2 make[2]: Leaving directory `/home/mahmood/Downloads/NPB3.3.1/NPB3.3-MPI/BT' make[1]: *** [../bin/bt.D.4] Error 2 make[1]: Leaving directory `/home/mahmood/Downloads/NPB3.3.1/NPB3.3-MPI/BT' make: *** [bt] Error 2 There is a good guide about that ( https://www.technovelty.org/c/relocation-truncated-to-fit-wtf.html) but I don't know which compiler flag should I fix to fix that. Any idea? Regards, Mahmood
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