| 1 | !> @file cpulog_mod.f90 |
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| 2 | !------------------------------------------------------------------------------! |
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| 3 | ! This file is part of the PALM model system. |
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| 4 | ! |
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| 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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| 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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| 17 | ! Copyright 1997-2020 Leibniz Universitaet Hannover |
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| 18 | !------------------------------------------------------------------------------! |
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| 19 | ! |
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| 20 | ! Current revisions: |
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| 21 | ! ----------------- |
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| 22 | ! |
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| 23 | ! |
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| 24 | ! Former revisions: |
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| 25 | ! ----------------- |
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| 26 | ! $Id: cpulog_mod.f90 4549 2020-05-29 09:27:29Z moh.hefny $ |
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| 27 | ! bugfix for r4539: values for min/max/rms stored in separate arrays |
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| 28 | ! |
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| 29 | ! 4539 2020-05-18 14:05:17Z raasch |
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| 30 | ! code re-structured, |
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| 31 | ! cpu time per grid point and timestep does not included initialization and spinup any more |
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| 32 | ! |
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| 33 | ! 4536 2020-05-17 17:24:13Z raasch |
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| 34 | ! restart I/O transfer speed added |
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| 35 | ! |
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| 36 | ! 4429 2020-02-27 15:24:30Z raasch |
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| 37 | ! bugfix: cpp-directives added for serial mode |
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| 38 | ! |
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| 39 | ! 4378 2020-01-16 13:22:48Z Giersch |
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| 40 | ! Format of rms output changed to allow values >= 100 |
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| 41 | ! |
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| 42 | ! 4360 2020-01-07 11:25:50Z suehring |
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| 43 | ! Corrected "Former revisions" section |
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| 44 | ! |
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| 45 | ! 4015 2019-06-05 13:25:35Z raasch |
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| 46 | ! all reals changed to double precision in order to work with 32-bit working precision, |
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| 47 | ! otherwise calculated time intervals would mostly give zero |
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| 48 | ! |
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| 49 | ! 3885 2019-04-11 11:29:34Z kanani |
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| 50 | ! Changes related to global restructuring of location messages and introduction |
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| 51 | ! of additional debug messages |
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| 52 | ! |
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| 53 | ! 3655 2019-01-07 16:51:22Z knoop |
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| 54 | ! output format limited to a maximum line length of 80 |
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| 55 | ! |
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| 56 | ! Revision 1.1 1997/07/24 11:12:29 raasch |
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| 57 | ! Initial revision |
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| 58 | ! |
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| 59 | ! |
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| 60 | ! Description: |
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| 61 | ! ------------ |
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| 62 | !> CPU-time measurements for any program part whatever. Results of the |
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| 63 | !> measurements are output at the end of the run in local file CPU_MEASURES. |
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| 64 | !> |
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| 65 | !> To measure the CPU-time (better to say the wallclock time) of a specific code |
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| 66 | !> segment, two calls of cpu_log have to be used as brackets in front and at the |
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| 67 | !> end of the segment: |
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| 68 | !> |
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| 69 | !> CALL cpu_log( log_point(n), 'any identifier', 'start' ) |
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| 70 | !> ... code segment ... |
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| 71 | !> CALL cpu_log( log_point(n), 'any identifier', 'stop' ) |
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| 72 | !> |
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| 73 | !> Parts of the code segment can be excluded from the measurement by additional |
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| 74 | !> call of cpu_log: |
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| 75 | !> |
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| 76 | !> ... first segment to be measured |
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| 77 | !> CALL cpu_log( log_point(n), 'any identifier', 'pause' ) |
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| 78 | !> ... oart of segment to be excluded from measurement |
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| 79 | !> CALL cpu_log( log_point(n), 'any identifier', 'continue' ) |
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| 80 | !> ... second segment to be mesasured |
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| 81 | !> |
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| 82 | !> n is an INTEGER within the interval [1,100] defining the id of the specific |
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| 83 | !> code segment, 'any identifier' is a string describing the code segment to be |
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| 84 | !> measured. It can be freely chosen and results will appear under this name in |
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| 85 | !> file CPU_MEASURES. ids can only be used once. If you like to do a |
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| 86 | !> measurement of a new part of the code, please look for an id which is unused |
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| 87 | !> ao far. |
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| 88 | !> |
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| 89 | !> runtime_parameters-parameter cpu_log_barrierwait can be used to set an MPI |
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| 90 | !> barrier at the beginning of the measurement (modus 'start' or 'continue'), |
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| 91 | !> to avoid that idle times (due to MPI calls in the code segment, which are |
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| 92 | !> waiting for other processes to be finished) affect the measurements. |
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| 93 | !> If barriers shall not be used at all, a fourth, optional parameter has to be |
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| 94 | !> given: |
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| 95 | !> |
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| 96 | !> CALL cpu_log( ..., ..., 'start', cpu_log_nowait ) |
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| 97 | !> |
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| 98 | !> Variable log_point should be used for non-overlapping code segments, and they |
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| 99 | !> should sum up to the total cpu-time required by the complete run. |
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| 100 | !> Variable log_point_s can be used for any other special (s) measurements. |
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| 101 | !------------------------------------------------------------------------------! |
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| 102 | MODULE cpulog |
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| 103 | |
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| 104 | |
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| 105 | USE control_parameters, & |
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| 106 | ONLY: message_string, nr_timesteps_this_run, restart_data_format_output, & |
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| 107 | restart_file_size, run_description_header, synchronous_exchange, write_binary |
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| 108 | |
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| 109 | USE indices, & |
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| 110 | ONLY: ngp_3d, nx, ny, nz |
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| 111 | |
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| 112 | USE kinds |
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| 113 | |
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| 114 | USE pegrid |
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| 115 | |
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| 116 | IMPLICIT NONE |
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| 117 | |
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| 118 | PRIVATE |
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| 119 | PUBLIC cpu_log, cpu_log_barrierwait, cpu_log_nowait, cpu_statistics, initial_wallclock_time, & |
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| 120 | log_point, log_point_s |
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| 121 | |
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| 122 | INTERFACE cpu_log |
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| 123 | MODULE PROCEDURE cpu_log |
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| 124 | END INTERFACE cpu_log |
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| 125 | |
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| 126 | INTERFACE cpu_statistics |
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| 127 | MODULE PROCEDURE cpu_statistics |
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| 128 | END INTERFACE cpu_statistics |
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| 129 | |
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| 130 | INTEGER(iwp), PARAMETER :: cpu_log_continue = 0 !< |
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| 131 | INTEGER(iwp), PARAMETER :: cpu_log_pause = 1 !< |
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| 132 | INTEGER(iwp), PARAMETER :: cpu_log_start = 2 !< |
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| 133 | INTEGER(iwp), PARAMETER :: cpu_log_stop = 3 !< |
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| 134 | |
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| 135 | LOGICAL :: cpu_log_barrierwait = .FALSE. !< |
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| 136 | LOGICAL, PARAMETER :: cpu_log_nowait = .FALSE. !< |
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| 137 | |
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| 138 | REAL(dp) :: initial_wallclock_time !< |
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| 139 | |
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| 140 | TYPE logpoint |
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| 141 | REAL(dp) :: isum !< |
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| 142 | REAL(dp) :: ivect !< |
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| 143 | REAL(dp) :: mean !< |
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| 144 | REAL(dp) :: mtime !< |
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| 145 | REAL(dp) :: mtimevec !< |
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| 146 | REAL(dp) :: sum !< |
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| 147 | REAL(dp) :: vector !< |
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| 148 | INTEGER(iwp) :: counts !< |
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| 149 | CHARACTER (LEN=25) :: place !< |
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| 150 | END TYPE logpoint |
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| 151 | |
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| 152 | TYPE(logpoint), DIMENSION(100) :: log_point = logpoint( 0.0_dp, 0.0_dp, 0.0_dp, 0.0_dp, & |
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| 153 | 0.0_dp, 0.0_dp, 0.0_dp, 0, ' ' ) |
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| 154 | TYPE(logpoint), DIMENSION(100) :: log_point_s = logpoint( 0.0_dp, 0.0_dp, 0.0_dp, 0.0_dp, & |
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| 155 | 0.0_dp, 0.0_dp, 0.0_dp, 0, ' ' ) |
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| 156 | |
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| 157 | SAVE |
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| 158 | |
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| 159 | CONTAINS |
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| 160 | |
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| 161 | !------------------------------------------------------------------------------! |
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| 162 | ! Description: |
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| 163 | ! ------------ |
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| 164 | !> @todo Missing subroutine description. |
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| 165 | !------------------------------------------------------------------------------! |
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| 166 | SUBROUTINE cpu_log( log_event, place, modus, barrierwait ) |
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| 167 | |
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| 168 | IMPLICIT NONE |
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| 169 | |
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| 170 | CHARACTER (LEN=*) :: modus !< |
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| 171 | CHARACTER (LEN=*) :: place !< |
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| 172 | |
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| 173 | LOGICAL :: wait_allowed !< |
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| 174 | LOGICAL, OPTIONAL :: barrierwait !< |
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| 175 | LOGICAL, SAVE :: first = .TRUE. !< |
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| 176 | |
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| 177 | REAL(dp) :: mtime = 0.0_dp !< |
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| 178 | REAL(dp) :: mtimevec = 0.0_dp !< |
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| 179 | TYPE(logpoint) :: log_event !< |
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| 180 | |
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| 181 | INTEGER(idp) :: count !< |
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| 182 | INTEGER(idp) :: count_rate !< |
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| 183 | |
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| 184 | |
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| 185 | ! |
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| 186 | !-- Initialize and check, respectively, point of measurement |
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| 187 | IF ( log_event%place == ' ' ) THEN |
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| 188 | log_event%place = place |
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| 189 | ELSEIF ( log_event%place /= place ) THEN |
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| 190 | WRITE( message_string, * ) 'wrong argument expected: ', & |
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| 191 | TRIM(log_event%place), ' given: ', TRIM( place ) |
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| 192 | CALL message( 'cpu_log', 'PA0174', 1, 2, 0, 6, 0 ) |
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| 193 | ENDIF |
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| 194 | |
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| 195 | ! |
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| 196 | !-- Determine, if barriers are allowed to set |
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| 197 | IF ( PRESENT( barrierwait ) ) THEN |
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| 198 | wait_allowed = barrierwait |
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| 199 | ELSE |
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| 200 | wait_allowed = .TRUE. |
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| 201 | ENDIF |
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| 202 | |
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| 203 | ! |
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| 204 | !-- MPI barrier, if requested, in order to avoid measuring wait times |
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| 205 | !-- caused by MPI routines waiting for other MPI routines of other |
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| 206 | !-- PEs that have not yet finished |
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| 207 | #if defined( __parallel ) |
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| 208 | IF ( cpu_log_barrierwait .AND. wait_allowed .AND. & |
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| 209 | ( modus == 'start' .OR. modus == 'continue' ) ) THEN |
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| 210 | CALL MPI_BARRIER( comm2d, ierr ) |
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| 211 | ENDIF |
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| 212 | #endif |
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| 213 | |
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| 214 | ! |
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| 215 | !-- Take current time |
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| 216 | CALL SYSTEM_CLOCK( count, count_rate ) |
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| 217 | mtime = REAL( count, KIND=dp ) / REAL( count_rate, KIND=dp ) |
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| 218 | |
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| 219 | ! |
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| 220 | !-- Start, stop or pause measurement |
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| 221 | IF ( modus == 'start' .OR. modus == 'continue' ) THEN |
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| 222 | log_event%mtime = mtime |
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| 223 | log_event%mtimevec = mtimevec |
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| 224 | ELSEIF ( modus == 'pause' ) THEN |
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| 225 | IF ( ( mtime - log_event%mtime ) < 0.0 .AND. first ) THEN |
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| 226 | WRITE( message_string, * ) 'negative time interval occured', & |
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| 227 | '&PE',myid,' L=PAUSE "',TRIM(log_event%place), & |
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| 228 | '" new=', mtime,' last=',log_event%mtime |
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| 229 | CALL message( 'cpu_log', 'PA0176', 0, 1, -1, 6, 0 ) |
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| 230 | first = .FALSE. |
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| 231 | ENDIF |
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| 232 | log_event%isum = log_event%isum + mtime - log_event%mtime |
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| 233 | log_event%ivect = log_event%ivect + mtimevec - log_event%mtimevec |
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| 234 | ELSEIF ( modus == 'stop' ) THEN |
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| 235 | IF ( ( mtime - log_event%mtime + log_event%isum ) < 0.0 .AND. first ) THEN |
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| 236 | WRITE( message_string, * ) 'negative time interval occured', & |
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| 237 | '&PE',myid,' L=STOP "',TRIM(log_event%place),'" new=', & |
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| 238 | mtime,' last=',log_event%mtime,' isum=',log_event%isum |
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| 239 | CALL message( 'cpu_log', 'PA0177', 0, 1, -1, 6, 0 ) |
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| 240 | first = .FALSE. |
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| 241 | ENDIF |
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| 242 | log_event%mtime = mtime - log_event%mtime + log_event%isum |
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| 243 | log_event%mtimevec = mtimevec - log_event%mtimevec + log_event%ivect |
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| 244 | log_event%sum = log_event%sum + log_event%mtime |
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| 245 | IF ( log_event%sum < 0.0 .AND. first ) THEN |
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| 246 | WRITE( message_string, * ) 'negative time interval occured', & |
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| 247 | '&PE',myid,' L=STOP "',TRIM(log_event%place),'" sum=', & |
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| 248 | log_event%sum,' mtime=',log_event%mtime |
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| 249 | CALL message( 'cpu_log', 'PA0178', 0, 1, -1, 6, 0 ) |
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| 250 | first = .FALSE. |
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| 251 | ENDIF |
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| 252 | log_event%vector = log_event%vector + log_event%mtimevec |
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| 253 | log_event%counts = log_event%counts + 1 |
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| 254 | log_event%isum = 0.0_dp |
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| 255 | log_event%ivect = 0.0_dp |
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| 256 | ELSE |
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| 257 | message_string = 'unknown modus of time measurement: ' // TRIM( modus ) |
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| 258 | CALL message( 'cpu_log', 'PA0179', 0, 1, -1, 6, 0 ) |
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| 259 | ENDIF |
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| 260 | |
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| 261 | END SUBROUTINE cpu_log |
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| 262 | |
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| 263 | |
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| 264 | !------------------------------------------------------------------------------! |
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| 265 | ! Description: |
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| 266 | ! ------------ |
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| 267 | !> Analysis and output of the cpu-times measured. All PE results are collected |
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| 268 | !> on PE0 in order to calculate the mean cpu-time over all PEs and other |
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| 269 | !> statistics. The output is sorted according to the amount of cpu-time consumed |
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| 270 | !> and output on PE0. |
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| 271 | !------------------------------------------------------------------------------! |
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| 272 | |
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| 273 | SUBROUTINE cpu_statistics |
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| 274 | |
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| 275 | IMPLICIT NONE |
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| 276 | |
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| 277 | INTEGER(iwp) :: i !< |
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| 278 | INTEGER(iwp) :: ii(1) !< |
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| 279 | #if defined( __parallel ) |
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| 280 | INTEGER(iwp) :: iii !< |
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| 281 | INTEGER(iwp) :: sender !< |
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| 282 | #endif |
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| 283 | REAL(dp) :: average_cputime !< |
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| 284 | REAL(dp), SAVE :: norm = 1.0_dp !< |
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| 285 | REAL(dp), DIMENSION(:), ALLOCATABLE :: pe_max !< |
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| 286 | REAL(dp), DIMENSION(:), ALLOCATABLE :: pe_max_s !< |
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| 287 | REAL(dp), DIMENSION(:), ALLOCATABLE :: pe_min !< |
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| 288 | REAL(dp), DIMENSION(:), ALLOCATABLE :: pe_min_s !< |
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| 289 | REAL(dp), DIMENSION(:), ALLOCATABLE :: pe_rms !< |
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| 290 | REAL(dp), DIMENSION(:), ALLOCATABLE :: pe_rms_s !< |
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| 291 | REAL(dp), DIMENSION(:), ALLOCATABLE :: pe_tmp !< |
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| 292 | REAL(dp), DIMENSION(:), ALLOCATABLE :: pe_tmp_s !< |
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| 293 | REAL(dp), DIMENSION(:), ALLOCATABLE :: sum !< |
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| 294 | REAL(dp), DIMENSION(:), ALLOCATABLE :: sum_s !< |
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| 295 | REAL(dp), DIMENSION(:,:), ALLOCATABLE :: pe_log_points !< |
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| 296 | REAL(dp), DIMENSION(:,:), ALLOCATABLE :: pe_log_points_s !< |
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| 297 | |
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| 298 | |
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| 299 | CALL location_message( 'calculating cpu statistics', 'start' ) |
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| 300 | |
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| 301 | ! |
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| 302 | !-- Compute CPU-times in seconds for the global non-overlapping measurements. |
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| 303 | log_point%mtime = log_point%mtime / norm |
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| 304 | log_point%sum = log_point%sum / norm |
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| 305 | log_point%vector = log_point%vector / norm |
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| 306 | WHERE ( log_point%counts /= 0 ) |
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| 307 | log_point%mean = log_point%sum / log_point%counts |
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| 308 | END WHERE |
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| 309 | |
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| 310 | |
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| 311 | ! |
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| 312 | !-- Collect CPU-times from all PEs and calculate statistics |
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| 313 | IF ( myid == 0 ) THEN |
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| 314 | ! |
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| 315 | !-- Allocate and initialize temporary arrays needed for statistics |
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| 316 | ALLOCATE( pe_max( SIZE( log_point ) ), pe_min( SIZE( log_point ) ), & |
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| 317 | pe_rms( SIZE( log_point ) ), pe_tmp( SIZE( log_point ) ), & |
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| 318 | pe_log_points( SIZE( log_point ), 0:numprocs-1 ) ) |
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| 319 | pe_min = log_point%sum |
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| 320 | pe_max = log_point%sum ! need to be set in case of 1 PE |
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| 321 | pe_rms = 0.0_dp |
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| 322 | pe_tmp = 0.0_dp |
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| 323 | |
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| 324 | #if defined( __parallel ) |
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| 325 | ! |
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| 326 | !-- Receive data from all PEs |
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| 327 | DO i = 1, numprocs-1 |
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| 328 | CALL MPI_RECV( pe_tmp(1), SIZE( log_point ), MPI_DOUBLE_PRECISION, i, i, comm2d, & |
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| 329 | status, ierr ) |
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| 330 | sender = status(MPI_SOURCE) |
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| 331 | pe_log_points(:,sender) = pe_tmp |
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| 332 | ENDDO |
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| 333 | pe_log_points(:,0) = log_point%sum ! Results from PE0 |
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| 334 | ! |
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| 335 | !-- Calculate mean of all PEs, store it on log_point%sum |
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| 336 | !-- and find minimum and maximum |
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| 337 | DO iii = 1, SIZE( log_point ) |
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| 338 | DO i = 1, numprocs-1 |
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| 339 | log_point(iii)%sum = log_point(iii)%sum + pe_log_points(iii,i) |
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| 340 | pe_min(iii) = MIN( pe_min(iii), pe_log_points(iii,i) ) |
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| 341 | pe_max(iii) = MAX( pe_max(iii), pe_log_points(iii,i) ) |
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| 342 | ENDDO |
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| 343 | log_point(iii)%sum = log_point(iii)%sum / numprocs |
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| 344 | ! |
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| 345 | !-- Calculate rms |
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| 346 | DO i = 0, numprocs-1 |
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| 347 | pe_rms(iii) = pe_rms(iii) + ( pe_log_points(iii,i) - log_point(iii)%sum )**2 |
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| 348 | ENDDO |
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| 349 | pe_rms(iii) = SQRT( pe_rms(iii) / numprocs ) |
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| 350 | ENDDO |
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| 351 | ELSE |
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| 352 | ! |
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| 353 | !-- Send data to PE0 (pe_max is used as temporary storage to send |
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| 354 | !-- the data in order to avoid sending the data type log) |
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| 355 | ALLOCATE( pe_max( SIZE( log_point ) ) ) |
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| 356 | pe_max = log_point%sum |
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| 357 | CALL MPI_SEND( pe_max(1), SIZE( log_point ), MPI_DOUBLE_PRECISION, 0, myid, comm2d, ierr ) |
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| 358 | #endif |
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| 359 | |
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| 360 | ENDIF |
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| 361 | |
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| 362 | ! |
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| 363 | !-- The same procedure again for the special measurements. |
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| 364 | ! |
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| 365 | !-- Compute cpu-times in seconds |
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| 366 | log_point_s%mtime = log_point_s%mtime / norm |
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| 367 | log_point_s%sum = log_point_s%sum / norm |
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| 368 | log_point_s%vector = log_point_s%vector / norm |
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| 369 | WHERE ( log_point_s%counts /= 0 ) |
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| 370 | log_point_s%mean = log_point_s%sum / log_point_s%counts |
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| 371 | END WHERE |
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| 372 | |
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| 373 | ! |
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| 374 | !-- Collect CPU-times from all PEs and calculate statistics |
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| 375 | #if defined( __parallel ) |
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| 376 | ! |
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| 377 | !-- Set barrier in order to avoid that PE0 receives log_point_s-data |
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| 378 | !-- while still busy with receiving log_point-data (see above) |
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| 379 | CALL MPI_BARRIER( comm2d, ierr ) |
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| 380 | #endif |
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| 381 | IF ( myid == 0 ) THEN |
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| 382 | ! |
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| 383 | !-- Allocate and initialize temporary arrays needed for statistics |
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| 384 | ALLOCATE( pe_max_s( SIZE( log_point_s ) ), pe_min_s( SIZE( log_point_s ) ), & |
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| 385 | pe_rms_s( SIZE( log_point_s ) ), pe_tmp_s( SIZE( log_point_s ) ), & |
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| 386 | pe_log_points_s( SIZE( log_point_s ), 0:numprocs-1 ) ) |
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| 387 | pe_min_s = log_point_s%sum |
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| 388 | pe_max_s = log_point_s%sum ! need to be set in case of 1 PE |
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| 389 | pe_rms_s = 0.0_dp |
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| 390 | |
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| 391 | #if defined( __parallel ) |
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| 392 | ! |
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| 393 | !-- Receive data from all PEs |
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| 394 | DO i = 1, numprocs-1 |
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| 395 | CALL MPI_RECV( pe_tmp_s(1), SIZE( log_point_s ), MPI_DOUBLE_PRECISION, & |
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| 396 | MPI_ANY_SOURCE, MPI_ANY_TAG, comm2d, status, ierr ) |
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| 397 | sender = status(MPI_SOURCE) |
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| 398 | pe_log_points_s(:,sender) = pe_tmp_s |
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| 399 | ENDDO |
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| 400 | pe_log_points_s(:,0) = log_point_s%sum ! Results from PE0 |
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| 401 | ! |
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| 402 | !-- Calculate mean of all PEs, store it on log_point_s%sum |
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| 403 | !-- and find minimum and maximum |
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| 404 | DO iii = 1, SIZE( log_point_s ) |
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| 405 | DO i = 1, numprocs-1 |
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| 406 | log_point_s(iii)%sum = log_point_s(iii)%sum + pe_log_points_s(iii,i) |
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| 407 | pe_min_s(iii) = MIN( pe_min_s(iii), pe_log_points_s(iii,i) ) |
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| 408 | pe_max_s(iii) = MAX( pe_max_s(iii), pe_log_points_s(iii,i) ) |
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| 409 | ENDDO |
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| 410 | log_point_s(iii)%sum = log_point_s(iii)%sum / numprocs |
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| 411 | ! |
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| 412 | !-- Calculate rms |
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| 413 | DO i = 0, numprocs-1 |
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| 414 | pe_rms_s(iii) = pe_rms_s(iii) + ( pe_log_points_s(iii,i) - log_point_s(iii)%sum )**2 |
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| 415 | ENDDO |
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| 416 | pe_rms_s(iii) = SQRT( pe_rms_s(iii) / numprocs ) |
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| 417 | ENDDO |
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| 418 | ELSE |
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| 419 | ! |
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| 420 | !-- Send data to PE0 (pe_max is used as temporary storage to send |
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| 421 | !-- the data in order to avoid sending the data type log) |
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| 422 | ALLOCATE( pe_max_s( SIZE( log_point_s ) ) ) |
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| 423 | pe_max_s = log_point_s%sum |
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| 424 | CALL MPI_SEND( pe_max_s(1), SIZE( log_point_s ), MPI_DOUBLE_PRECISION, 0, 0, comm2d, & |
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| 425 | ierr ) |
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| 426 | #endif |
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| 427 | |
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| 428 | ENDIF |
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| 429 | ! |
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| 430 | !-- Write CPU-times for the non-overlapping measurements. |
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| 431 | IF ( myid == 0 ) THEN |
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| 432 | ! |
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| 433 | !-- Re-store sums |
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| 434 | ALLOCATE( sum( SIZE( log_point ) ) ) |
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| 435 | WHERE ( log_point%counts /= 0 ) |
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| 436 | sum = log_point%sum |
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| 437 | ELSEWHERE |
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| 438 | sum = -1.0_dp |
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| 439 | ENDWHERE |
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| 440 | |
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| 441 | ! |
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| 442 | !-- Get total time in order to calculate CPU-time per gridpoint and timestep. |
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| 443 | !-- Time for initialization (2) and spinup (41) are not included here! |
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| 444 | IF ( nr_timesteps_this_run /= 0 ) THEN |
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| 445 | average_cputime = log_point_s(10)%sum / REAL( ngp_3d(0), KIND=dp ) / & |
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| 446 | REAL( nr_timesteps_this_run, KIND=dp ) * 1E6_dp ! in micro-sec |
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| 447 | ELSE |
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| 448 | average_cputime = -1.0_dp |
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| 449 | ENDIF |
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| 450 | |
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| 451 | ! |
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| 452 | !-- Write cpu-times sorted by size |
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| 453 | CALL check_open( 18 ) |
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| 454 | #if defined( __parallel ) |
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| 455 | WRITE ( 18, 100 ) TRIM( run_description_header ), numprocs * threads_per_task, & |
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| 456 | pdims(1), pdims(2), threads_per_task, nx+1, ny+1, nz, & |
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| 457 | nr_timesteps_this_run, average_cputime |
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| 458 | |
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| 459 | WRITE ( 18, 110 ) |
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| 460 | #else |
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| 461 | WRITE ( 18, 100 ) TRIM( run_description_header ), numprocs * threads_per_task, 1, 1, & |
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| 462 | threads_per_task, nx+1, ny+1, nz, nr_timesteps_this_run, & |
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| 463 | average_cputime |
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| 464 | |
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| 465 | WRITE ( 18, 110 ) |
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| 466 | #endif |
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| 467 | DO |
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| 468 | ii = MAXLOC( sum ) |
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| 469 | i = ii(1) |
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| 470 | IF ( sum(i) /= -1.0_dp ) THEN |
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| 471 | WRITE ( 18, 102 ) log_point(i)%place, log_point(i)%sum, & |
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| 472 | log_point(i)%sum / log_point(1)%sum * 100.0_dp, & |
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| 473 | log_point(i)%counts, pe_min(i), pe_max(i), pe_rms(i) |
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| 474 | sum(i) = -1.0_dp |
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| 475 | ELSE |
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| 476 | EXIT |
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| 477 | ENDIF |
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| 478 | ENDDO |
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| 479 | ENDIF |
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| 480 | |
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| 481 | ! |
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| 482 | !-- Write CPU-times for special measurements. |
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| 483 | IF ( myid == 0 ) THEN |
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| 484 | ! |
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| 485 | !-- Re-store sums |
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| 486 | ALLOCATE( sum_s( SIZE( log_point_s ) ) ) |
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| 487 | WHERE ( log_point_s%counts /= 0 ) |
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| 488 | sum_s = log_point_s%sum |
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| 489 | ELSEWHERE |
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| 490 | sum_s = -1.0_dp |
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| 491 | ENDWHERE |
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| 492 | |
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| 493 | ! |
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| 494 | !-- Write cpu-times sorted by size |
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| 495 | WRITE ( 18, 101 ) |
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| 496 | DO |
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| 497 | ii = MAXLOC( sum_s ) |
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| 498 | i = ii(1) |
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| 499 | IF ( sum_s(i) /= -1.0_dp ) THEN |
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| 500 | WRITE ( 18, 102 ) log_point_s(i)%place, log_point_s(i)%sum, & |
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| 501 | log_point_s(i)%sum / log_point(1)%sum * 100.0_dp, & |
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| 502 | log_point_s(i)%counts, pe_min_s(i), pe_max_s(i), pe_rms_s(i) |
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| 503 | sum_s(i) = -1.0_dp |
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| 504 | ELSE |
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| 505 | EXIT |
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| 506 | ENDIF |
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| 507 | ENDDO |
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| 508 | |
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| 509 | ! |
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| 510 | !-- Output of handling of MPI operations |
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| 511 | IF ( collective_wait ) THEN |
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| 512 | WRITE ( 18, 103 ) |
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| 513 | ELSE |
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| 514 | WRITE ( 18, 104 ) |
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| 515 | ENDIF |
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| 516 | IF ( cpu_log_barrierwait ) WRITE ( 18, 111 ) |
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| 517 | IF ( synchronous_exchange ) THEN |
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| 518 | WRITE ( 18, 105 ) |
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| 519 | ELSE |
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| 520 | WRITE ( 18, 106 ) |
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| 521 | ENDIF |
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| 522 | ! |
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| 523 | !-- Output of restart data transfer speed |
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| 524 | IF ( write_binary .AND. restart_data_format_output(1:3) == 'mpi' ) THEN |
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| 525 | WRITE ( 18, 107 ) restart_file_size, restart_file_size / log_point(22)%sum |
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| 526 | ENDIF |
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| 527 | ! |
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| 528 | !-- Empty lines in order to create a gap to the results from the next restart run |
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| 529 | WRITE ( 18, 108 ) |
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| 530 | |
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| 531 | ! |
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| 532 | !-- Unit 18 is not needed anymore |
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| 533 | CALL close_file( 18 ) |
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| 534 | |
|---|
| 535 | ENDIF |
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| 536 | |
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| 537 | CALL location_message( 'calculating cpu statistics', 'finished' ) |
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| 538 | |
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| 539 | |
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| 540 | 100 FORMAT (A/11('-')//'CPU measures for ',I5,' PEs (',I5,'(x) * ',I5,'(y', & |
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| 541 | &') tasks *',I5,' threads):'// & |
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| 542 | 'gridpoints (x/y/z): ',20X,I5,' * ',I5,' * ',I5/ & |
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| 543 | 'nr of timesteps: ',22X,I6/ & |
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| 544 | 'cpu time per grid point and timestep: ',5X,F8.5,' * 10**-6 s') |
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| 545 | |
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| 546 | 101 FORMAT (/'special measures:'/ & |
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| 547 | &'-----------------------------------------------------------', & |
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| 548 | &'---------------------') |
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| 549 | |
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| 550 | 102 FORMAT (A25,2X,F9.3,2X,F7.2,1X,I7,2(1X,F9.3),1X,F6.2) |
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| 551 | 103 FORMAT (/'Barriers are set in front of collective operations') |
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| 552 | 104 FORMAT (/'No barriers are set in front of collective operations') |
|---|
| 553 | 105 FORMAT (/'Exchange of ghostpoints via MPI_SENDRCV') |
|---|
| 554 | 106 FORMAT (/'Exchange of ghostpoints via MPI_ISEND/MPI_IRECV') |
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| 555 | 107 FORMAT (/'Restart file size: ',F12.1,' MByte'/ & |
|---|
| 556 | &'I/O transfer speed: ',F12.1,' MByte / sec') |
|---|
| 557 | 108 FORMAT (//) |
|---|
| 558 | 110 FORMAT ('------------------------------------------------------------', & |
|---|
| 559 | &'----------'// & |
|---|
| 560 | &'place: mean counts ', & |
|---|
| 561 | &' min max rms'/ & |
|---|
| 562 | &' sec. % ', & |
|---|
| 563 | &'sec. sec. sec.'/ & |
|---|
| 564 | &'-----------------------------------------------------------', & |
|---|
| 565 | &'---------------------') |
|---|
| 566 | 111 FORMAT (/'Barriers are set at beginning (start/continue) of measurements') |
|---|
| 567 | |
|---|
| 568 | END SUBROUTINE cpu_statistics |
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| 569 | |
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| 570 | END MODULE cpulog |
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