[1] | 1 | SUBROUTINE check_for_restart |
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| 2 | |
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| 3 | !------------------------------------------------------------------------------! |
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| 4 | ! Actual revisions: |
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| 5 | ! ----------------- |
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| 6 | ! |
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| 7 | ! |
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| 8 | ! Former revisions: |
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| 9 | ! ----------------- |
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| 10 | ! $Log: check_for_restart.f90,v $ |
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| 11 | ! Revision 1.11 2007/02/11 12:55:13 raasch |
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| 12 | ! Informative output to the job protocol |
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| 13 | ! |
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| 14 | ! Revision 1.10 2003/03/16 09:27:49 raasch |
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| 15 | ! Two underscores (_) are placed in front of all define-strings |
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| 16 | ! |
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| 17 | ! Revision 1.9 2002/12/19 13:48:59 raasch |
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| 18 | ! Stop flag is also set in case of user forced restarts, routine name |
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| 19 | ! changed from check_cpu_time to check_for_restart, the run description |
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| 20 | ! header will be written on file CONTINUE_RUN |
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| 21 | ! |
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| 22 | ! Revision 1.8 2001/08/21 08:22:23 raasch |
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| 23 | ! MPI_ALLREDUCE moved out of IF-clause |
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| 24 | ! |
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| 25 | ! Revision 1.7 2001/03/30 06:56:28 raasch |
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| 26 | ! Translation of remaining German identifiers (variables, subroutines, etc.) |
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| 27 | ! |
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| 28 | ! Revision 1.6 2001/01/22 05:36:33 raasch |
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| 29 | ! Module test_variables removed |
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| 30 | ! |
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| 31 | ! Revision 1.5 2001/01/02 17:19:27 raasch |
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| 32 | ! Initial value of terminate_run_l is set to .FALSE. (undefined before). |
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| 33 | ! Flag file will only be created by PE0. Unit 90 is used instead of 91. |
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| 34 | ! |
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| 35 | ! Revision 1.4 2000/01/21 16:27:59 letzel |
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| 36 | ! All comments translated into English |
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| 37 | ! |
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| 38 | ! Revision 1.3 1998/07/06 12:07:47 raasch |
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| 39 | ! + USE test_variables |
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| 40 | ! |
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| 41 | ! Revision 1.2 1998/03/24 15:24:54 raasch |
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| 42 | ! Lauf wird nur dann beendet und Fortsetzungslauf gestartet, falls auch eine |
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| 43 | ! Abspeicherung der entsprechenden Binaerdateien vorgesehen ist. |
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| 44 | ! Beendigung der Rechnung auf mehreren Prozessoren richtig implementiert. |
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| 45 | ! |
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| 46 | ! Revision 1.1 1998/03/18 20:06:51 raasch |
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| 47 | ! Initial revision |
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| 48 | ! |
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| 49 | ! |
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| 50 | ! Description: |
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| 51 | ! ------------ |
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| 52 | ! Set stop flag, if restart is neccessary because of expiring cpu-time or |
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| 53 | ! if it is forced by user |
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| 54 | !------------------------------------------------------------------------------! |
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| 55 | |
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| 56 | USE pegrid |
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| 57 | USE control_parameters |
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| 58 | |
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| 59 | IMPLICIT NONE |
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| 60 | |
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| 61 | |
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| 62 | LOGICAL :: terminate_run_l |
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| 63 | REAL :: remaining_time |
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| 64 | |
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| 65 | |
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| 66 | ! |
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| 67 | !-- Check remaining CPU-time |
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| 68 | CALL local_tremain( remaining_time ) |
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| 69 | |
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| 70 | ! |
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| 71 | !-- If necessary set a flag to stop the model run |
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| 72 | terminate_run_l = .FALSE. |
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| 73 | IF ( remaining_time <= termination_time_needed .AND. & |
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| 74 | write_binary(1:4) == 'true' ) THEN |
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| 75 | |
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| 76 | terminate_run_l = .TRUE. |
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| 77 | ENDIF |
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| 78 | |
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| 79 | #if defined( __parallel ) |
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| 80 | ! |
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| 81 | !-- Make a logical OR for all processes. Stop the model run if at least |
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| 82 | !-- one processor has reached the time limit. |
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| 83 | CALL MPI_ALLREDUCE( terminate_run_l, terminate_run, 1, MPI_LOGICAL, & |
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| 84 | MPI_LOR, comm2d, ierr ) |
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| 85 | #else |
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| 86 | terminate_run = terminate_run_l |
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| 87 | #endif |
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| 88 | |
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| 89 | ! |
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| 90 | !-- Output that job will be terminated |
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| 91 | IF ( terminate_run .AND. myid == 0 ) THEN |
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| 92 | PRINT*, '*** WARNING: run will be terminated because it is running out of job cpu', & |
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| 93 | 'limit' |
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| 94 | PRINT*, ' remaining time: ', remaining_time, ' s' |
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| 95 | PRINT*, ' termination time needed:', termination_time_needed, ' s' |
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| 96 | ENDIF |
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| 97 | |
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| 98 | ! |
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| 99 | !-- Set the stop flag also, if restart is forced by user |
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| 100 | IF ( time_restart /= 9999999.9 .AND. time_restart < simulated_time ) & |
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| 101 | THEN |
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| 102 | ! |
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| 103 | !-- Restart is not neccessary, if the end time of the run (given by |
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| 104 | !-- the user) has been reached |
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| 105 | IF ( simulated_time < end_time ) THEN |
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| 106 | terminate_run = .TRUE. |
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| 107 | ! |
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| 108 | !-- Increment restart time, if forced by user, otherwise set restart |
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| 109 | !-- time to default (no user restart) |
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| 110 | IF ( dt_restart /= 9999999.9 ) THEN |
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| 111 | time_restart = time_restart + dt_restart |
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| 112 | ELSE |
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| 113 | time_restart = 9999999.9 |
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| 114 | ENDIF |
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| 115 | |
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| 116 | IF ( myid == 0 ) THEN |
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| 117 | PRINT*, '*** INFORMATIVE: run will be terminated due to user settings of' |
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| 118 | PRINT*, ' restart_time / dt_restart' |
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| 119 | PRINT*, ' new restart time is: ', time_restart, ' s' |
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| 120 | ENDIF |
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| 121 | ELSE |
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| 122 | time_restart = 9999999.9 |
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| 123 | ENDIF |
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| 124 | ENDIF |
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| 125 | |
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| 126 | ! |
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| 127 | !-- If the run is stopped, set a flag file which is necessary to initiate |
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| 128 | !-- the start of a continuation run |
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| 129 | IF ( terminate_run .AND. myid == 0 ) THEN |
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| 130 | |
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| 131 | OPEN ( 90, FILE='CONTINUE_RUN', FORM='FORMATTED' ) |
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| 132 | WRITE ( 90, '(A)' ) TRIM( run_description_header ) |
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| 133 | CLOSE ( 90 ) |
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| 134 | |
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| 135 | ENDIF |
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| 136 | |
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| 137 | |
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| 138 | END SUBROUTINE check_for_restart |
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