1 | ! |
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2 | ! $Id: bands.F90 1910 2013-11-29 08:40:25Z musat $ |
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3 | ! |
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4 | module Bands |
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5 | |
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6 | integer, parameter :: bands_caldyn=1 |
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7 | integer, parameter :: bands_vanleer=2 |
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8 | integer, parameter :: bands_dissip=3 |
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9 | |
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10 | INTEGER,dimension(:),allocatable :: jj_Nb_Caldyn |
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11 | INTEGER,dimension(:),allocatable :: jj_Nb_vanleer |
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12 | INTEGER,dimension(:),allocatable :: jj_Nb_vanleer2 |
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13 | INTEGER,dimension(:),allocatable :: jj_Nb_dissip |
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14 | INTEGER,dimension(:),allocatable :: jj_Nb_physic |
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15 | INTEGER,dimension(:),allocatable :: jj_Nb_physic_bis |
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16 | INTEGER,dimension(:),allocatable :: distrib_phys |
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17 | |
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18 | contains |
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19 | |
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20 | subroutine AllocateBands |
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21 | USE parallel_lmdz |
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22 | implicit none |
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23 | |
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24 | allocate(jj_Nb_Caldyn(0:MPI_Size-1)) |
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25 | allocate(jj_Nb_vanleer(0:MPI_Size-1)) |
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26 | allocate(jj_Nb_vanleer2(0:MPI_Size-1)) |
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27 | allocate(jj_Nb_dissip(0:MPI_Size-1)) |
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28 | allocate(jj_Nb_physic(0:MPI_Size-1)) |
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29 | allocate(jj_Nb_physic_bis(0:MPI_Size-1)) |
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30 | allocate(distrib_phys(0:MPI_Size-1)) |
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31 | |
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32 | end subroutine AllocateBands |
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33 | |
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34 | subroutine Read_distrib |
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35 | USE parallel_lmdz |
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36 | implicit none |
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37 | |
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38 | include "dimensions.h" |
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39 | integer :: i,j |
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40 | character (len=4) :: siim,sjjm,sllm,sproc |
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41 | character (len=255) :: filename |
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42 | integer :: unit_number=10 |
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43 | integer :: ierr |
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44 | |
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45 | call AllocateBands |
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46 | write(siim,'(i3)') iim |
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47 | write(sjjm,'(i3)') jjm |
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48 | write(sllm,'(i3)') llm |
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49 | write(sproc,'(i3)') mpi_size |
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50 | filename='Bands_'//TRIM(ADJUSTL(siim))//'x'//TRIM(ADJUSTL(sjjm))//'x'//TRIM(ADJUSTL(sllm))//'_' & |
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51 | //TRIM(ADJUSTL(sproc))//'prc.dat' |
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52 | |
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53 | OPEN(UNIT=unit_number,FILE=trim(filename),STATUS='old',FORM='formatted',IOSTAT=ierr) |
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54 | |
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55 | if (ierr==0) then |
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56 | |
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57 | do i=0,mpi_size-1 |
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58 | read (unit_number,*) j,jj_nb_caldyn(i) |
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59 | enddo |
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60 | |
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61 | do i=0,mpi_size-1 |
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62 | read (unit_number,*) j,jj_nb_vanleer(i) |
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63 | enddo |
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64 | |
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65 | do i=0,mpi_size-1 |
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66 | read (unit_number,*) j,jj_nb_dissip(i) |
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67 | enddo |
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68 | |
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69 | do i=0,mpi_size-1 |
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70 | read (unit_number,*) j,distrib_phys(i) |
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71 | enddo |
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72 | |
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73 | CLOSE(unit_number) |
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74 | |
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75 | else |
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76 | do i=0,mpi_size-1 |
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77 | jj_nb_caldyn(i)=(jjm+1)/mpi_size |
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78 | if (i<MOD(jjm+1,mpi_size)) jj_nb_caldyn(i)=jj_nb_caldyn(i)+1 |
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79 | enddo |
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80 | |
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81 | jj_nb_vanleer(:)=jj_nb_caldyn(:) |
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82 | jj_nb_dissip(:)=jj_nb_caldyn(:) |
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83 | |
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84 | do i=0,mpi_size-1 |
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85 | distrib_phys(i)=(iim*(jjm-1)+2)/mpi_size |
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86 | IF (i<MOD(iim*(jjm-1)+2,mpi_size)) distrib_phys(i)=distrib_phys(i)+1 |
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87 | enddo |
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88 | endif |
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89 | |
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90 | end subroutine Read_distrib |
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91 | |
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92 | |
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93 | SUBROUTINE Set_Bands |
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94 | USE parallel_lmdz |
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95 | #ifdef CPP_PHYS |
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96 | ! Ehouarn: what follows is only related to // physics |
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97 | USE mod_phys_lmdz_para, ONLY : jj_para_begin,jj_para_end |
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98 | #endif |
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99 | IMPLICIT NONE |
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100 | INCLUDE 'dimensions.h' |
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101 | INTEGER :: i |
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102 | |
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103 | do i=0,mpi_size-1 |
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104 | jj_nb_vanleer2(i)=(jjm+1)/mpi_size |
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105 | if (i<MOD(jjm+1,mpi_size)) jj_nb_vanleer2(i)=jj_nb_vanleer2(i)+1 |
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106 | enddo |
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107 | |
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108 | #ifdef CPP_PHYS |
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109 | do i=0,MPI_Size-1 |
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110 | jj_Nb_physic(i)=jj_para_end(i)-jj_para_begin(i)+1 |
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111 | if (i/=0) then |
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112 | if (jj_para_begin(i)==jj_para_end(i-1)) then |
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113 | jj_Nb_physic(i-1)=jj_Nb_physic(i-1)-1 |
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114 | endif |
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115 | endif |
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116 | enddo |
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117 | |
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118 | do i=0,MPI_Size-1 |
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119 | jj_Nb_physic_bis(i)=jj_para_end(i)-jj_para_begin(i)+1 |
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120 | if (i/=0) then |
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121 | if (jj_para_begin(i)==jj_para_end(i-1)) then |
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122 | jj_Nb_physic_bis(i)=jj_Nb_physic_bis(i)-1 |
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123 | else |
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124 | jj_Nb_physic_bis(i-1)=jj_Nb_physic_bis(i-1)+1 |
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125 | jj_Nb_physic_bis(i)=jj_Nb_physic_bis(i)-1 |
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126 | endif |
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127 | endif |
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128 | enddo |
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129 | #endif |
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130 | |
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131 | end subroutine Set_Bands |
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132 | |
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133 | |
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134 | subroutine AdjustBands_caldyn |
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135 | use times |
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136 | USE parallel_lmdz |
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137 | implicit none |
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138 | |
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139 | real :: minvalue,maxvalue |
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140 | integer :: min_proc,max_proc |
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141 | integer :: i,j |
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142 | real,allocatable,dimension(:) :: value |
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143 | integer,allocatable,dimension(:) :: index |
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144 | real :: tmpvalue |
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145 | integer :: tmpindex |
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146 | |
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147 | allocate(value(0:mpi_size-1)) |
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148 | allocate(index(0:mpi_size-1)) |
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149 | |
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150 | |
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151 | call allgather_timer_average |
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152 | |
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153 | do i=0,mpi_size-1 |
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154 | value(i)=timer_average(jj_nb_caldyn(i),timer_caldyn,i) |
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155 | index(i)=i |
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156 | enddo |
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157 | |
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158 | do i=0,mpi_size-2 |
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159 | do j=i+1,mpi_size-1 |
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160 | if (value(i)>value(j)) then |
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161 | tmpvalue=value(i) |
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162 | value(i)=value(j) |
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163 | value(j)=tmpvalue |
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164 | |
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165 | tmpindex=index(i) |
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166 | index(i)=index(j) |
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167 | index(j)=tmpindex |
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168 | endif |
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169 | enddo |
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170 | enddo |
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171 | |
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172 | maxvalue=value(mpi_size-1) |
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173 | max_proc=index(mpi_size-1) |
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174 | |
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175 | do i=0,mpi_size-2 |
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176 | minvalue=value(i) |
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177 | min_proc=index(i) |
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178 | if (jj_nb_caldyn(max_proc)>3) then |
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179 | if (timer_iteration(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc)<=1 ) then |
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180 | jj_nb_caldyn(min_proc)=jj_nb_caldyn(min_proc)+1 |
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181 | jj_nb_caldyn(max_proc)=jj_nb_caldyn(max_proc)-1 |
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182 | exit |
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183 | else |
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184 | if (timer_average(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc) & |
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185 | -timer_delta(jj_nb_caldyn(min_proc)+1,timer_caldyn,min_proc) < maxvalue) then |
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186 | jj_nb_caldyn(min_proc)=jj_nb_caldyn(min_proc)+1 |
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187 | jj_nb_caldyn(max_proc)=jj_nb_caldyn(max_proc)-1 |
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188 | exit |
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189 | endif |
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190 | endif |
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191 | endif |
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192 | enddo |
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193 | |
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194 | deallocate(value) |
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195 | deallocate(index) |
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196 | |
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197 | end subroutine AdjustBands_caldyn |
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198 | |
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199 | subroutine AdjustBands_vanleer |
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200 | use times |
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201 | USE parallel_lmdz |
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202 | implicit none |
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203 | |
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204 | real :: minvalue,maxvalue |
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205 | integer :: min_proc,max_proc |
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206 | integer :: i,j |
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207 | real,allocatable,dimension(:) :: value |
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208 | integer,allocatable,dimension(:) :: index |
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209 | real :: tmpvalue |
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210 | integer :: tmpindex |
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211 | |
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212 | allocate(value(0:mpi_size-1)) |
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213 | allocate(index(0:mpi_size-1)) |
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214 | |
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215 | |
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216 | call allgather_timer_average |
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217 | |
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218 | do i=0,mpi_size-1 |
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219 | value(i)=timer_average(jj_nb_vanleer(i),timer_vanleer,i) |
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220 | index(i)=i |
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221 | enddo |
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222 | |
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223 | do i=0,mpi_size-2 |
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224 | do j=i+1,mpi_size-1 |
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225 | if (value(i)>value(j)) then |
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226 | tmpvalue=value(i) |
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227 | value(i)=value(j) |
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228 | value(j)=tmpvalue |
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229 | |
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230 | tmpindex=index(i) |
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231 | index(i)=index(j) |
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232 | index(j)=tmpindex |
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233 | endif |
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234 | enddo |
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235 | enddo |
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236 | |
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237 | maxvalue=value(mpi_size-1) |
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238 | max_proc=index(mpi_size-1) |
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239 | |
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240 | do i=0,mpi_size-2 |
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241 | minvalue=value(i) |
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242 | min_proc=index(i) |
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243 | |
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244 | if (jj_nb_vanleer(max_proc)>3) then |
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245 | if (timer_average(jj_nb_vanleer(min_proc)+1,timer_vanleer,min_proc)==0. .or. & |
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246 | timer_average(jj_nb_vanleer(max_proc)-1,timer_vanleer,max_proc)==0.) then |
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247 | jj_nb_vanleer(min_proc)=jj_nb_vanleer(min_proc)+1 |
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248 | jj_nb_vanleer(max_proc)=jj_nb_vanleer(max_proc)-1 |
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249 | exit |
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250 | else |
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251 | if (timer_average(jj_nb_vanleer(min_proc)+1,timer_vanleer,min_proc) < maxvalue) then |
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252 | jj_nb_vanleer(min_proc)=jj_nb_vanleer(min_proc)+1 |
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253 | jj_nb_vanleer(max_proc)=jj_nb_vanleer(max_proc)-1 |
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254 | exit |
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255 | endif |
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256 | endif |
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257 | endif |
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258 | enddo |
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259 | |
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260 | deallocate(value) |
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261 | deallocate(index) |
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262 | |
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263 | end subroutine AdjustBands_vanleer |
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264 | |
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265 | subroutine AdjustBands_dissip |
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266 | use times |
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267 | USE parallel_lmdz |
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268 | implicit none |
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269 | |
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270 | real :: minvalue,maxvalue |
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271 | integer :: min_proc,max_proc |
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272 | integer :: i,j |
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273 | real,allocatable,dimension(:) :: value |
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274 | integer,allocatable,dimension(:) :: index |
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275 | real :: tmpvalue |
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276 | integer :: tmpindex |
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277 | |
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278 | allocate(value(0:mpi_size-1)) |
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279 | allocate(index(0:mpi_size-1)) |
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280 | |
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281 | |
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282 | call allgather_timer_average |
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283 | |
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284 | do i=0,mpi_size-1 |
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285 | value(i)=timer_average(jj_nb_dissip(i),timer_dissip,i) |
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286 | index(i)=i |
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287 | enddo |
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288 | |
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289 | do i=0,mpi_size-2 |
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290 | do j=i+1,mpi_size-1 |
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291 | if (value(i)>value(j)) then |
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292 | tmpvalue=value(i) |
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293 | value(i)=value(j) |
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294 | value(j)=tmpvalue |
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295 | |
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296 | tmpindex=index(i) |
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297 | index(i)=index(j) |
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298 | index(j)=tmpindex |
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299 | endif |
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300 | enddo |
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301 | enddo |
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302 | |
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303 | maxvalue=value(mpi_size-1) |
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304 | max_proc=index(mpi_size-1) |
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305 | |
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306 | do i=0,mpi_size-2 |
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307 | minvalue=value(i) |
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308 | min_proc=index(i) |
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309 | |
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310 | if (jj_nb_dissip(max_proc)>3) then |
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311 | if (timer_iteration(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc)<=1) then |
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312 | jj_nb_dissip(min_proc)=jj_nb_dissip(min_proc)+1 |
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313 | jj_nb_dissip(max_proc)=jj_nb_dissip(max_proc)-1 |
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314 | exit |
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315 | else |
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316 | if (timer_average(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc) & |
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317 | - timer_delta(jj_nb_dissip(min_proc)+1,timer_dissip,min_proc) < maxvalue) then |
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318 | jj_nb_dissip(min_proc)=jj_nb_dissip(min_proc)+1 |
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319 | jj_nb_dissip(max_proc)=jj_nb_dissip(max_proc)-1 |
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320 | exit |
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321 | endif |
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322 | endif |
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323 | endif |
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324 | enddo |
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325 | |
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326 | deallocate(value) |
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327 | deallocate(index) |
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328 | |
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329 | end subroutine AdjustBands_dissip |
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330 | |
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331 | subroutine AdjustBands_physic |
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332 | use times |
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333 | #ifdef CPP_PHYS |
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334 | ! Ehouarn: what follows is only related to // physics |
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335 | USE mod_phys_lmdz_para, only : klon_mpi_para_nb |
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336 | #endif |
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337 | USE parallel_lmdz |
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338 | implicit none |
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339 | |
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340 | integer :: i,Index |
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341 | real,allocatable,dimension(:) :: value |
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342 | integer,allocatable,dimension(:) :: Inc |
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343 | real :: medium |
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344 | integer :: NbTot,sgn |
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345 | |
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346 | allocate(value(0:mpi_size-1)) |
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347 | allocate(Inc(0:mpi_size-1)) |
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348 | |
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349 | |
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350 | call allgather_timer_average |
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351 | |
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352 | medium=0 |
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353 | do i=0,mpi_size-1 |
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354 | value(i)=timer_average(jj_nb_physic(i),timer_physic,i) |
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355 | medium=medium+value(i) |
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356 | enddo |
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357 | |
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358 | medium=medium/mpi_size |
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359 | NbTot=0 |
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360 | #ifdef CPP_PHYS |
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361 | do i=0,mpi_size-1 |
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362 | Inc(i)=nint(klon_mpi_para_nb(i)*(medium-value(i))/value(i)) |
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363 | NbTot=NbTot+Inc(i) |
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364 | enddo |
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365 | |
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366 | if (NbTot>=0) then |
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367 | Sgn=1 |
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368 | else |
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369 | Sgn=-1 |
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370 | NbTot=-NbTot |
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371 | endif |
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372 | |
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373 | Index=0 |
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374 | do i=1,NbTot |
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375 | Inc(Index)=Inc(Index)-Sgn |
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376 | Index=Index+1 |
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377 | if (Index>mpi_size-1) Index=0 |
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378 | enddo |
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379 | |
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380 | do i=0,mpi_size-1 |
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381 | distrib_phys(i)=klon_mpi_para_nb(i)+inc(i) |
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382 | enddo |
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383 | #endif |
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384 | end subroutine AdjustBands_physic |
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385 | |
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386 | subroutine WriteBands |
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387 | USE parallel_lmdz |
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388 | implicit none |
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389 | include "dimensions.h" |
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390 | |
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391 | integer :: i,j |
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392 | character (len=4) :: siim,sjjm,sllm,sproc |
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393 | character (len=255) :: filename |
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394 | integer :: unit_number=10 |
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395 | integer :: ierr |
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396 | |
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397 | write(siim,'(i3)') iim |
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398 | write(sjjm,'(i3)') jjm |
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399 | write(sllm,'(i3)') llm |
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400 | write(sproc,'(i3)') mpi_size |
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401 | |
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402 | filename='Bands_'//TRIM(ADJUSTL(siim))//'x'//TRIM(ADJUSTL(sjjm))//'x'//TRIM(ADJUSTL(sllm))//'_' & |
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403 | //TRIM(ADJUSTL(sproc))//'prc.dat' |
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404 | |
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405 | OPEN(UNIT=unit_number,FILE=trim(filename),STATUS='replace',FORM='formatted',IOSTAT=ierr) |
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406 | |
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407 | if (ierr==0) then |
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408 | |
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409 | ! write (unit_number,*) '*** Bandes caldyn ***' |
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410 | do i=0,mpi_size-1 |
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411 | write (unit_number,*) i,jj_nb_caldyn(i) |
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412 | enddo |
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413 | |
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414 | ! write (unit_number,*) '*** Bandes vanleer ***' |
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415 | do i=0,mpi_size-1 |
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416 | write (unit_number,*) i,jj_nb_vanleer(i) |
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417 | enddo |
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418 | |
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419 | ! write (unit_number,*) '*** Bandes dissip ***' |
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420 | do i=0,mpi_size-1 |
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421 | write (unit_number,*) i,jj_nb_dissip(i) |
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422 | enddo |
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423 | |
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424 | do i=0,mpi_size-1 |
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425 | write (unit_number,*) i,distrib_phys(i) |
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426 | enddo |
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427 | |
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428 | CLOSE(unit_number) |
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429 | else |
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430 | print *,'probleme lors de l ecriture des bandes' |
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431 | endif |
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432 | |
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433 | end subroutine WriteBands |
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434 | |
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435 | end module Bands |
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436 | |
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437 | |
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