1 | MODULE mod_ioserver_para |
---|
2 | INTEGER,PARAMETER :: color_client=1 |
---|
3 | INTEGER,PARAMETER :: color_server=2 |
---|
4 | |
---|
5 | INTEGER,SAVE :: iocomm |
---|
6 | INTEGER,SAVE :: iosize |
---|
7 | INTEGER,SAVE :: iorank |
---|
8 | |
---|
9 | INTEGER,SAVE :: mpi_rank |
---|
10 | INTEGER,SAVE :: mpi_size |
---|
11 | INTEGER,SAVE :: mpi_master |
---|
12 | LOGICAL,SAVE :: is_mpi_master |
---|
13 | |
---|
14 | INTEGER,SAVE :: nb_client |
---|
15 | INTEGER,ALLOCATABLE,SAVE :: client_rank(:) |
---|
16 | INTEGER,SAVE :: intracomm |
---|
17 | CONTAINS |
---|
18 | |
---|
19 | |
---|
20 | SUBROUTINE Init_parallel |
---|
21 | USE mpitrace |
---|
22 | USE mod_ioserver_namelist |
---|
23 | #ifdef USE_OASIS |
---|
24 | USE mod_prism_get_comm |
---|
25 | #endif |
---|
26 | USE mpi_mod |
---|
27 | IMPLICIT NONE |
---|
28 | INTEGER :: ierr |
---|
29 | INTEGER :: global_rank |
---|
30 | INTEGER :: global_size |
---|
31 | INTEGER,ALLOCATABLE :: proc_color(:) |
---|
32 | INTEGER :: i |
---|
33 | INTEGER :: group_color |
---|
34 | INTEGER :: Comm_client_server |
---|
35 | INTEGER :: comp_id |
---|
36 | CHARACTER(LEN=6) :: oasis_server_id, oasis_client_id |
---|
37 | |
---|
38 | IF (using_oasis) THEN |
---|
39 | oasis_server_id=server_id |
---|
40 | oasis_client_id=client_id |
---|
41 | #ifdef USE_OASIS |
---|
42 | CALL prism_init_comp_proto (comp_id, oasis_server_id, ierr) |
---|
43 | CALL prism_get_intracomm(Comm_client_server,oasis_client_id,ierr) |
---|
44 | #endif |
---|
45 | ELSE |
---|
46 | CALL MPI_INIT(ierr) |
---|
47 | Comm_client_server=MPI_COMM_WORLD |
---|
48 | ENDIF |
---|
49 | |
---|
50 | CALL MPI_COMM_RANK(Comm_client_server,global_rank,ierr) |
---|
51 | CALL MPI_COMM_SIZE(Comm_client_server,global_size,ierr) |
---|
52 | |
---|
53 | CALL MPI_COMM_SPLIT(Comm_client_server,color_server,global_rank,intracomm,ierr) |
---|
54 | CALL MPI_COMM_SIZE(intracomm,mpi_size,ierr) |
---|
55 | CALL MPI_COMM_RANK(intracomm,mpi_rank,ierr) |
---|
56 | |
---|
57 | group_color=mpi_rank |
---|
58 | PRINT *,'group_color',group_color |
---|
59 | |
---|
60 | CALL MPI_COMM_SPLIT(Comm_client_server,group_color,global_rank,iocomm,ierr) |
---|
61 | |
---|
62 | CALL MPI_COMM_SIZE(iocomm,iosize,ierr) |
---|
63 | CALL MPI_COMM_RANK(iocomm,iorank,ierr) |
---|
64 | |
---|
65 | PRINT *,"io_size-> ",iosize,"iorank-> ",iorank |
---|
66 | |
---|
67 | ALLOCATE(proc_color(0:iosize-1)) |
---|
68 | CALL MPI_ALLGATHER(color_server,1,MPI_INTEGER,proc_color,1,MPI_INTEGER,iocomm,ierr) |
---|
69 | print *,"proc_color -> ",proc_color |
---|
70 | |
---|
71 | ALLOCATE(client_rank(iosize-1)) |
---|
72 | nb_client=0 |
---|
73 | DO i=0,iosize-1 |
---|
74 | IF (proc_color(i)==color_client) THEN |
---|
75 | nb_client=nb_client+1 |
---|
76 | client_rank(nb_client)=i |
---|
77 | ENDIF |
---|
78 | ENDDO |
---|
79 | |
---|
80 | PRINT *,"Proces No",mpi_rank,"--> client ",client_rank |
---|
81 | END SUBROUTINE Init_parallel |
---|
82 | |
---|
83 | SUBROUTINE Finalize_parallel |
---|
84 | USE mod_ioserver_namelist |
---|
85 | #ifdef USE_OASIS |
---|
86 | USE mod_prism_proto |
---|
87 | #endif |
---|
88 | USE mpi_mod |
---|
89 | IMPLICIT NONE |
---|
90 | INTEGER :: ierr |
---|
91 | |
---|
92 | IF (using_oasis) THEN |
---|
93 | #ifdef USE_OASIS |
---|
94 | CALL prism_terminate_proto(ierr) |
---|
95 | #endif |
---|
96 | ELSE |
---|
97 | CALL MPI_FINALIZE(ierr) |
---|
98 | ENDIF |
---|
99 | |
---|
100 | END SUBROUTINE Finalize_parallel |
---|
101 | |
---|
102 | END MODULE mod_ioserver_para |
---|