[4017] | 1 | ! !> @file palm.f90 |
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[2000] | 2 | !------------------------------------------------------------------------------! |
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[2696] | 3 | ! This file is part of the PALM model system. |
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[1036] | 4 | ! |
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[2000] | 5 | ! PALM is free software: you can redistribute it and/or modify it under the |
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| 6 | ! terms of the GNU General Public License as published by the Free Software |
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| 7 | ! Foundation, either version 3 of the License, or (at your option) any later |
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| 8 | ! version. |
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[1036] | 9 | ! |
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| 10 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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| 11 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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| 12 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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| 13 | ! |
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| 14 | ! You should have received a copy of the GNU General Public License along with |
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| 15 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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| 16 | ! |
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[3648] | 17 | ! Copyright 1997-2019 Leibniz Universitaet Hannover |
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[2000] | 18 | !------------------------------------------------------------------------------! |
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[1036] | 19 | ! |
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[484] | 20 | ! Current revisions: |
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[1] | 21 | ! ----------------- |
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[2233] | 22 | ! |
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| 23 | ! |
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| 24 | ! Former revisions: |
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| 25 | ! ----------------- |
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| 26 | ! $Id: palm.f90 4180 2019-08-21 14:37:54Z scharf $ |
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[4039] | 27 | ! Rename subroutines in module for diagnostic quantities |
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| 28 | ! |
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| 29 | ! 4017 2019-06-06 12:16:46Z schwenkel |
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[3994] | 30 | ! new module for calculation and output of diagnostic quantities added |
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| 31 | ! |
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| 32 | ! 3885 2019-04-11 11:29:34Z kanani |
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[3885] | 33 | ! Changes related to global restructuring of location messages and introduction |
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| 34 | ! of additional debug messages |
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| 35 | ! |
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| 36 | ! 3761 2019-02-25 15:31:42Z raasch |
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[3761] | 37 | ! unused variable removed |
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| 38 | ! |
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| 39 | ! 3719 2019-02-06 13:10:18Z kanani |
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[3719] | 40 | ! Included cpu measurement for wall/soil spinup |
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| 41 | ! |
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| 42 | ! 3703 2019-01-29 16:43:53Z knoop |
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[3685] | 43 | ! Some interface calls moved to module_interface + cleanup |
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| 44 | ! |
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| 45 | ! 3648 2019-01-02 16:35:46Z suehring |
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[3648] | 46 | ! Rename subroutines for surface-data output |
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| 47 | ! |
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[3298] | 48 | ! |
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[1] | 49 | ! Description: |
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| 50 | ! ------------ |
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[3232] | 51 | !> Large-Eddy Simulation (LES) model for atmospheric and oceanic boundary-layer |
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| 52 | !> flows |
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| 53 | !> see the PALM homepage https://palm-model.org for further information |
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[1] | 54 | !------------------------------------------------------------------------------! |
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[1682] | 55 | PROGRAM palm |
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| 56 | |
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[1] | 57 | |
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[1374] | 58 | USE arrays_3d |
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[1] | 59 | |
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[3298] | 60 | USE bulk_cloud_model_mod, & |
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| 61 | ONLY: bulk_cloud_model, microphysics_morrison, microphysics_seifert |
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| 62 | |
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[1320] | 63 | USE control_parameters, & |
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[3761] | 64 | ONLY: constant_diffusion, child_domain, & |
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[3524] | 65 | coupling_char, do2d_at_begin, do3d_at_begin, humidity, & |
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| 66 | initializing_actions, io_blocks, io_group, message_string, & |
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[3241] | 67 | neutral, passive_scalar, runnr, simulated_time_chr, spinup, & |
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| 68 | time_since_reference_point, user_interface_current_revision, & |
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| 69 | user_interface_required_revision, version, write_binary |
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[1320] | 70 | |
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| 71 | USE cpulog, & |
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[2951] | 72 | ONLY: cpu_log, log_point, log_point_s, cpu_statistics |
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[1320] | 73 | |
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[3298] | 74 | USE date_and_time_mod, & |
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| 75 | ONLY: calc_date_and_time, init_date_and_time |
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| 76 | |
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[3994] | 77 | USE diagnostic_output_quantities_mod, & |
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[4039] | 78 | ONLY: doq_calculate |
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[3994] | 79 | |
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[1374] | 80 | USE indices, & |
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[2232] | 81 | ONLY: nbgp |
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[1374] | 82 | |
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[3274] | 83 | USE kinds |
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| 84 | |
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[3687] | 85 | USE module_interface, & |
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| 86 | ONLY: module_interface_last_actions |
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| 87 | |
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[3235] | 88 | USE multi_agent_system_mod, & |
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| 89 | ONLY: agents_active, mas_last_actions |
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| 90 | |
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[2696] | 91 | USE netcdf_data_input_mod, & |
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[3685] | 92 | ONLY: netcdf_data_input_inquire_file, netcdf_data_input_init, & |
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[2696] | 93 | netcdf_data_input_surface_data, netcdf_data_input_topo |
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| 94 | |
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[1] | 95 | USE pegrid |
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| 96 | |
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[2894] | 97 | USE pmc_particle_interface, & |
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| 98 | ONLY: pmcp_g_alloc_win |
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| 99 | |
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[1762] | 100 | USE pmc_interface, & |
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[3241] | 101 | ONLY: nested_run, pmci_child_initialize, pmci_init, & |
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[3484] | 102 | pmci_modelconfiguration, pmci_parent_initialize |
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[3494] | 103 | |
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[3648] | 104 | USE surface_data_output_mod, & |
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| 105 | ONLY: surface_data_output_last_action |
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[1762] | 106 | |
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[2894] | 107 | USE write_restart_data_mod, & |
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| 108 | ONLY: wrd_global, wrd_local |
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[2801] | 109 | |
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[3689] | 110 | #if defined( __parallel) && defined( _OPENACC ) |
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| 111 | USE openacc |
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| 112 | #endif |
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[1747] | 113 | |
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[3689] | 114 | |
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[1] | 115 | IMPLICIT NONE |
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| 116 | |
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| 117 | ! |
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| 118 | !-- Local variables |
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[3241] | 119 | CHARACTER(LEN=9) :: time_to_string !< |
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| 120 | INTEGER(iwp) :: i !< loop counter for blocked I/O |
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[3689] | 121 | #if defined( __parallel) && defined( _OPENACC ) |
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| 122 | INTEGER(iwp) :: local_comm !< local communicator (shared memory) |
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| 123 | INTEGER(iwp) :: local_num_procs !< local number of processes |
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| 124 | INTEGER(iwp) :: local_id !< local id |
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| 125 | INTEGER(acc_device_kind) :: device_type !< device type for OpenACC |
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| 126 | INTEGER(iwp) :: num_devices !< number of devices visible to OpenACC |
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| 127 | INTEGER(iwp) :: my_device !< device used by this process |
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| 128 | #endif |
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[1] | 129 | |
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[3487] | 130 | version = 'PALM 6.0' |
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[3703] | 131 | user_interface_required_revision = 'r3703' |
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[75] | 132 | |
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[1] | 133 | #if defined( __parallel ) |
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| 134 | ! |
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| 135 | !-- MPI initialisation. comm2d is preliminary set, because |
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| 136 | !-- it will be defined in init_pegrid but is used before in cpu_log. |
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| 137 | CALL MPI_INIT( ierr ) |
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[1762] | 138 | |
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| 139 | ! |
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| 140 | !-- Initialize the coupling for nested-domain runs |
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[1764] | 141 | !-- comm_palm is the communicator which includes all PEs (MPI processes) |
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| 142 | !-- available for this (nested) model. If it is not a nested run, comm_palm |
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| 143 | !-- is returned as MPI_COMM_WORLD |
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[2951] | 144 | CALL cpu_log( log_point_s(70), 'pmci_init', 'start' ) |
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[1762] | 145 | CALL pmci_init( comm_palm ) |
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[2951] | 146 | CALL cpu_log( log_point_s(70), 'pmci_init', 'stop' ) |
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[1762] | 147 | comm2d = comm_palm |
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[1764] | 148 | ! |
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| 149 | !-- Get the (preliminary) number of MPI processes and the local PE-id (in case |
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| 150 | !-- of a further communicator splitting in init_coupling, these numbers will |
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| 151 | !-- be changed in init_pegrid). |
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| 152 | IF ( nested_run ) THEN |
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[1762] | 153 | |
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[1764] | 154 | CALL MPI_COMM_SIZE( comm_palm, numprocs, ierr ) |
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| 155 | CALL MPI_COMM_RANK( comm_palm, myid, ierr ) |
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[1762] | 156 | |
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[1764] | 157 | ELSE |
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| 158 | |
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| 159 | CALL MPI_COMM_SIZE( MPI_COMM_WORLD, numprocs, ierr ) |
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| 160 | CALL MPI_COMM_RANK( MPI_COMM_WORLD, myid, ierr ) |
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[1] | 161 | ! |
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[1764] | 162 | !-- Initialize PE topology in case of coupled atmosphere-ocean runs (comm_palm |
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| 163 | !-- will be splitted in init_coupling) |
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| 164 | CALL init_coupling |
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| 165 | ENDIF |
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[3689] | 166 | |
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| 167 | #ifdef _OPENACC |
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| 168 | ! |
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| 169 | !-- Select OpenACC device to use in this process. For this find out how many |
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| 170 | !-- neighbors there are running on the same node and which id this process is. |
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| 171 | IF ( nested_run ) THEN |
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| 172 | CALL MPI_COMM_SPLIT_TYPE( comm_palm, MPI_COMM_TYPE_SHARED, 0, & |
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| 173 | MPI_INFO_NULL, local_comm, ierr ) |
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| 174 | ELSE |
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| 175 | CALL MPI_COMM_SPLIT_TYPE( MPI_COMM_WORLD, MPI_COMM_TYPE_SHARED, 0, & |
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| 176 | MPI_INFO_NULL, local_comm, ierr ) |
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| 177 | ENDIF |
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| 178 | CALL MPI_COMM_SIZE( local_comm, local_num_procs, ierr ) |
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| 179 | CALL MPI_COMM_RANK( local_comm, local_id, ierr ) |
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| 180 | |
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| 181 | ! |
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| 182 | !-- This loop including the barrier is a workaround for PGI compiler versions |
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| 183 | !-- up to and including 18.4. Later releases are able to select their GPUs in |
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| 184 | !-- parallel, without running into spurious errors. |
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| 185 | DO i = 0, local_num_procs-1 |
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| 186 | CALL MPI_BARRIER( local_comm, ierr ) |
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| 187 | |
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| 188 | IF ( i == local_id ) THEN |
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| 189 | device_type = acc_get_device_type() |
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| 190 | num_devices = acc_get_num_devices( device_type ) |
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| 191 | my_device = MOD( local_id, num_devices ) |
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| 192 | CALL acc_set_device_num( my_device, device_type ) |
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| 193 | ENDIF |
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| 194 | ENDDO |
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| 195 | |
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| 196 | CALL MPI_COMM_FREE( local_comm, ierr ) |
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[102] | 197 | #endif |
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[3689] | 198 | #endif |
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[102] | 199 | |
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| 200 | ! |
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[1] | 201 | !-- Initialize measuring of the CPU-time remaining to the run |
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| 202 | CALL local_tremain_ini |
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| 203 | |
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| 204 | ! |
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| 205 | !-- Start of total CPU time measuring. |
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| 206 | CALL cpu_log( log_point(1), 'total', 'start' ) |
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| 207 | CALL cpu_log( log_point(2), 'initialisation', 'start' ) |
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| 208 | |
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| 209 | ! |
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[206] | 210 | !-- Open a file for debug output |
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[1468] | 211 | WRITE (myid_char,'(''_'',I6.6)') myid |
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[206] | 212 | OPEN( 9, FILE='DEBUG'//TRIM( coupling_char )//myid_char, FORM='FORMATTED' ) |
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| 213 | |
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| 214 | ! |
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[1] | 215 | !-- Initialize dvrp logging. Also, one PE maybe split from the global |
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| 216 | !-- communicator for doing the dvrp output. In that case, the number of |
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| 217 | !-- PEs available for PALM is reduced by one and communicator comm_palm |
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| 218 | !-- is changed respectively. |
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| 219 | #if defined( __parallel ) |
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| 220 | CALL MPI_COMM_RANK( comm_palm, myid, ierr ) |
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[102] | 221 | #endif |
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| 222 | |
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| 223 | ! |
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[108] | 224 | !-- Read control parameters from NAMELIST files and read environment-variables |
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| 225 | CALL parin |
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| 226 | |
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| 227 | ! |
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[1666] | 228 | !-- Check for the user's interface version |
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| 229 | IF ( user_interface_current_revision /= user_interface_required_revision ) & |
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| 230 | THEN |
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| 231 | message_string = 'current user-interface revision "' // & |
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| 232 | TRIM( user_interface_current_revision ) // '" does ' // & |
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| 233 | 'not match the required revision ' // & |
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| 234 | TRIM( user_interface_required_revision ) |
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[1668] | 235 | CALL message( 'palm', 'PA0169', 1, 2, 0, 6, 0 ) |
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[1666] | 236 | ENDIF |
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| 237 | |
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| 238 | ! |
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[108] | 239 | !-- Determine processor topology and local array indices |
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| 240 | CALL init_pegrid |
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| 241 | ! |
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[2696] | 242 | !-- Check if input file according to input-data standard exists |
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| 243 | CALL netcdf_data_input_inquire_file |
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| 244 | ! |
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| 245 | !-- Read topography input data if required. This is required before the |
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| 246 | !-- numerical grid is finally created in init_grid |
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| 247 | CALL netcdf_data_input_topo |
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| 248 | ! |
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| 249 | !-- Generate grid parameters, initialize generic topography and further process |
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| 250 | !-- topography information if required |
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[1] | 251 | CALL init_grid |
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| 252 | ! |
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[2696] | 253 | !-- Read global attributes if available. |
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| 254 | CALL netcdf_data_input_init |
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| 255 | ! |
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| 256 | !-- Read surface classification data, e.g. vegetation and soil types, water |
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| 257 | !-- surfaces, etc., if available. Some of these data is required before |
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| 258 | !-- check parameters is invoked. |
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| 259 | CALL netcdf_data_input_surface_data |
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| 260 | ! |
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[1] | 261 | !-- Check control parameters and deduce further quantities |
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| 262 | CALL check_parameters |
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| 263 | ! |
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[3458] | 264 | !-- Initial time for chem_emissions_mod |
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| 265 | CALL init_date_and_time |
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[3298] | 266 | |
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[1] | 267 | CALL init_3d_model |
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| 268 | |
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| 269 | ! |
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[1762] | 270 | !-- Coupling protocol setup for nested-domain runs |
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[1764] | 271 | IF ( nested_run ) THEN |
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| 272 | CALL pmci_modelconfiguration |
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[1781] | 273 | ! |
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[1933] | 274 | !-- Receive and interpolate initial data on children. |
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| 275 | !-- Child initialization must be made first if the model is both child and |
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[2177] | 276 | !-- parent if necessary |
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| 277 | IF ( TRIM( initializing_actions ) /= 'read_restart_data' ) THEN |
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| 278 | CALL pmci_child_initialize |
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[1781] | 279 | ! |
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[2177] | 280 | !-- Send initial condition data from parent to children |
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| 281 | CALL pmci_parent_initialize |
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[1781] | 282 | ! |
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[3232] | 283 | !-- Exchange_horiz is needed after the nest initialization |
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[3182] | 284 | IF ( child_domain ) THEN |
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[2178] | 285 | CALL exchange_horiz( u, nbgp ) |
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| 286 | CALL exchange_horiz( v, nbgp ) |
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| 287 | CALL exchange_horiz( w, nbgp ) |
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| 288 | IF ( .NOT. neutral ) THEN |
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| 289 | CALL exchange_horiz( pt, nbgp ) |
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| 290 | ENDIF |
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| 291 | IF ( .NOT. constant_diffusion ) CALL exchange_horiz( e, nbgp ) |
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| 292 | IF ( humidity ) THEN |
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| 293 | CALL exchange_horiz( q, nbgp ) |
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[3274] | 294 | IF ( bulk_cloud_model .AND. microphysics_morrison ) THEN |
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[2292] | 295 | CALL exchange_horiz( qc, nbgp ) |
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| 296 | CALL exchange_horiz( nc, nbgp ) |
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| 297 | ENDIF |
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[3274] | 298 | IF ( bulk_cloud_model .AND. microphysics_seifert ) THEN |
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[2178] | 299 | CALL exchange_horiz( qr, nbgp ) |
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| 300 | CALL exchange_horiz( nr, nbgp ) |
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| 301 | ENDIF |
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| 302 | ENDIF |
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| 303 | IF ( passive_scalar ) CALL exchange_horiz( s, nbgp ) |
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[1933] | 304 | ENDIF |
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[1781] | 305 | ENDIF |
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| 306 | |
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[2801] | 307 | CALL pmcp_g_alloc_win ! Must be called after pmci_child_initialize and pmci_parent_initialize |
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[1764] | 308 | ENDIF |
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[1762] | 309 | |
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| 310 | ! |
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[1] | 311 | !-- Output of program header |
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| 312 | IF ( myid == 0 ) CALL header |
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| 313 | |
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| 314 | CALL cpu_log( log_point(2), 'initialisation', 'stop' ) |
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| 315 | |
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| 316 | ! |
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[2296] | 317 | !-- Integration of the non-atmospheric equations (land surface model, urban |
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| 318 | !-- surface model) |
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| 319 | IF ( spinup ) THEN |
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[3719] | 320 | CALL cpu_log( log_point(41), 'wall/soil spinup', 'start' ) |
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[2296] | 321 | CALL time_integration_spinup |
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[3719] | 322 | CALL cpu_log( log_point(41), 'wall/soil spinup', 'stop' ) |
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[2296] | 323 | ENDIF |
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| 324 | |
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| 325 | ! |
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[1] | 326 | !-- Set start time in format hh:mm:ss |
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[2977] | 327 | simulated_time_chr = time_to_string( time_since_reference_point ) |
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[1] | 328 | |
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| 329 | ! |
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| 330 | !-- If required, output of initial arrays |
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| 331 | IF ( do2d_at_begin ) THEN |
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[4039] | 332 | CALL doq_calculate !TODO, will be called twice |
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[3994] | 333 | |
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[1] | 334 | CALL data_output_2d( 'xy', 0 ) |
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| 335 | CALL data_output_2d( 'xz', 0 ) |
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| 336 | CALL data_output_2d( 'yz', 0 ) |
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| 337 | ENDIF |
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[1976] | 338 | |
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[1] | 339 | IF ( do3d_at_begin ) THEN |
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[4039] | 340 | CALL doq_calculate !TODO, will be called twice |
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[3994] | 341 | |
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[1] | 342 | CALL data_output_3d( 0 ) |
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| 343 | ENDIF |
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| 344 | |
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| 345 | ! |
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[495] | 346 | !-- Integration of the model equations using timestep-scheme |
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[1] | 347 | CALL time_integration |
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| 348 | |
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| 349 | ! |
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[495] | 350 | !-- If required, write binary data for restart runs |
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[2298] | 351 | IF ( write_binary ) THEN |
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[759] | 352 | |
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[2894] | 353 | CALL cpu_log( log_point(22), 'wrd_local', 'start' ) |
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[759] | 354 | |
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[3885] | 355 | CALL location_message( 'writing restart data', 'start' ) |
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[1402] | 356 | |
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[759] | 357 | DO i = 0, io_blocks-1 |
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| 358 | IF ( i == io_group ) THEN |
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[2894] | 359 | |
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[1] | 360 | ! |
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[2894] | 361 | !-- Open binary file |
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| 362 | CALL check_open( 14 ) |
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| 363 | ! |
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| 364 | !-- Write control parameters and other global variables for restart. |
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| 365 | IF ( myid == 0 ) CALL wrd_global |
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| 366 | ! |
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| 367 | !-- Write processor specific flow field data for restart runs |
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| 368 | CALL wrd_local |
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| 369 | ! |
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| 370 | !-- Close binary file |
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| 371 | CALL close_file( 14 ) |
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| 372 | |
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[759] | 373 | ENDIF |
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| 374 | #if defined( __parallel ) |
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| 375 | CALL MPI_BARRIER( comm2d, ierr ) |
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| 376 | #endif |
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| 377 | ENDDO |
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| 378 | |
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[3885] | 379 | CALL location_message( 'writing restart data', 'finished' ) |
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[1402] | 380 | |
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[2894] | 381 | CALL cpu_log( log_point(22), 'wrd_local', 'stop' ) |
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[2007] | 382 | |
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[495] | 383 | ENDIF |
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[3494] | 384 | ! |
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| 385 | !-- Last actions for surface output, for instantaneous and time-averaged data |
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[3648] | 386 | CALL surface_data_output_last_action( 0 ) |
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| 387 | CALL surface_data_output_last_action( 1 ) |
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[1] | 388 | |
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| 389 | ! |
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| 390 | !-- If required, repeat output of header including the required CPU-time |
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| 391 | IF ( myid == 0 ) CALL header |
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| 392 | ! |
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[3687] | 393 | !-- Perform module specific last actions |
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[1] | 394 | CALL cpu_log( log_point(4), 'last actions', 'start' ) |
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[3235] | 395 | |
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[3687] | 396 | IF ( myid == 0 .AND. agents_active ) CALL mas_last_actions ! ToDo: move to module_interface |
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[2894] | 397 | |
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[3687] | 398 | CALL module_interface_last_actions |
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| 399 | |
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[1] | 400 | CALL cpu_log( log_point(4), 'last actions', 'stop' ) |
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| 401 | |
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| 402 | ! |
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[3687] | 403 | !-- Close files |
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| 404 | CALL close_file( 0 ) |
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| 405 | |
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| 406 | ! |
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[3232] | 407 | !-- Write run number to file (used by palmrun to create unified cycle numbers |
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| 408 | !-- for output files |
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[2261] | 409 | IF ( myid == 0 .AND. runnr > 0 ) THEN |
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| 410 | OPEN( 90, FILE='RUN_NUMBER', FORM='FORMATTED' ) |
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| 411 | WRITE( 90, '(I4)' ) runnr |
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| 412 | CLOSE( 90 ) |
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| 413 | ENDIF |
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| 414 | |
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| 415 | ! |
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[1] | 416 | !-- Take final CPU-time for CPU-time analysis |
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| 417 | CALL cpu_log( log_point(1), 'total', 'stop' ) |
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| 418 | CALL cpu_statistics |
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| 419 | |
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| 420 | #if defined( __parallel ) |
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| 421 | CALL MPI_FINALIZE( ierr ) |
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| 422 | #endif |
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| 423 | |
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| 424 | END PROGRAM palm |
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