[1] | 1 | /* $Id: job.c 370 2010-11-16 09:51:00Z mamonski $ */ |
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| 2 | /* |
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| 3 | * FedStage DRMAA for PBS Pro |
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| 4 | * Copyright (C) 2006-2009 FedStage Systems |
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| 5 | * |
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| 6 | * This program is free software: you can redistribute it and/or modify |
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| 7 | * it under the terms of the GNU General Public License as published by |
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| 8 | * the Free Software Foundation, either version 3 of the License, or |
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| 9 | * (at your option) any later version. |
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| 10 | * |
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| 11 | * This program is distributed in the hope that it will be useful, |
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | * GNU General Public License for more details. |
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| 15 | * |
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| 16 | * You should have received a copy of the GNU General Public License |
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| 17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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| 18 | */ |
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| 19 | |
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| 20 | #ifdef HAVE_CONFIG_H |
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| 21 | # include <config.h> |
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| 22 | #endif |
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| 23 | |
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| 24 | #include <signal.h> |
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| 25 | #include <stdlib.h> |
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| 26 | #include <string.h> |
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| 27 | #include <unistd.h> |
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| 28 | |
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| 29 | #include <drmaa_utils/drmaa.h> |
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| 30 | #include <drmaa_utils/drmaa_util.h> |
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| 31 | #include <pbs_error.h> |
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| 32 | #include <pbs_ifl.h> |
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| 33 | |
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| 34 | #include <pbs_drmaa/job.h> |
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| 35 | #include <pbs_drmaa/pbs_attrib.h> |
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| 36 | #include <pbs_drmaa/session.h> |
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| 37 | #include <pbs_drmaa/util.h> |
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| 38 | |
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| 39 | #ifndef lint |
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| 40 | static char rcsid[] |
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| 41 | # ifdef __GNUC__ |
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| 42 | __attribute__ ((unused)) |
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| 43 | # endif |
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| 44 | = "$Id: job.c 370 2010-11-16 09:51:00Z mamonski $"; |
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| 45 | #endif |
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| 46 | |
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| 47 | |
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| 48 | static void |
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| 49 | pbsdrmaa_job_control( fsd_job_t *self, int action ); |
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| 50 | |
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| 51 | static void |
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| 52 | pbsdrmaa_job_update_status( fsd_job_t *self ); |
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| 53 | |
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| 54 | static void |
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| 55 | pbsdrmaa_job_on_missing( fsd_job_t *self ); |
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| 56 | |
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| 57 | static void |
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| 58 | pbsdrmaa_job_update( fsd_job_t *self, struct batch_status* ); |
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| 59 | |
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| 60 | |
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| 61 | fsd_job_t * |
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| 62 | pbsdrmaa_job_new( char *job_id ) |
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| 63 | { |
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| 64 | pbsdrmaa_job_t *self = (pbsdrmaa_job_t*)fsd_job_new( job_id ); |
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| 65 | fsd_realloc( self, 1, pbsdrmaa_job_t ); |
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| 66 | self->super.control = pbsdrmaa_job_control; |
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| 67 | self->super.update_status = pbsdrmaa_job_update_status; |
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| 68 | self->super.on_missing = pbsdrmaa_job_on_missing; |
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| 69 | self->update = pbsdrmaa_job_update; |
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| 70 | return (fsd_job_t*)self; |
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| 71 | } |
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| 72 | |
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| 73 | |
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| 74 | static void |
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| 75 | pbsdrmaa_job_control( fsd_job_t *self, int action ) |
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| 76 | { |
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| 77 | volatile bool conn_lock = false; |
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| 78 | pbsdrmaa_session_t *session = (pbsdrmaa_session_t*)self->session; |
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| 79 | const char *job_id = self->job_id; |
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| 80 | const char *apicall = NULL; |
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| 81 | int rc = PBSE_NONE; |
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| 82 | |
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| 83 | fsd_log_enter(( "({job_id=%s}, action=%d)", |
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| 84 | self->job_id, action )); |
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| 85 | |
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| 86 | TRY |
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| 87 | { |
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| 88 | int try_count; |
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| 89 | const int max_tries = 3; |
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| 90 | |
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| 91 | conn_lock = fsd_mutex_lock( &self->session->drm_connection_mutex ); |
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| 92 | |
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| 93 | /*TODO reconnect */ |
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| 94 | for( try_count=0; try_count < max_tries; try_count++ ) |
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| 95 | { |
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| 96 | switch( action ) |
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| 97 | { |
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| 98 | /* |
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| 99 | * We cannot know whether we did suspend job |
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| 100 | * in other way than remembering this inside DRMAA session. |
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| 101 | */ |
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| 102 | case DRMAA_CONTROL_SUSPEND: |
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| 103 | apicall = "pbs_sigjob"; |
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| 104 | rc = pbs_sigjob( session->pbs_conn, (char*)job_id, |
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| 105 | "SIGSTOP", NULL ); |
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| 106 | if( rc == PBSE_NONE ) |
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| 107 | self->flags |= FSD_JOB_SUSPENDED; |
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| 108 | break; |
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| 109 | case DRMAA_CONTROL_RESUME: |
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| 110 | apicall = "pbs_sigjob"; |
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| 111 | rc = pbs_sigjob( session->pbs_conn, (char*)job_id, |
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| 112 | "SIGCONT", NULL ); |
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| 113 | if( rc == PBSE_NONE ) |
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| 114 | self->flags &= ~FSD_JOB_SUSPENDED; |
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| 115 | break; |
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| 116 | case DRMAA_CONTROL_HOLD: |
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| 117 | apicall = "pbs_holdjob"; |
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| 118 | rc = pbs_holdjob( session->pbs_conn, (char*)job_id, |
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| 119 | USER_HOLD, NULL ); |
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| 120 | if( rc == PBSE_NONE ) |
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| 121 | self->flags |= FSD_JOB_HOLD; |
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| 122 | break; |
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| 123 | case DRMAA_CONTROL_RELEASE: |
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| 124 | apicall = "pbs_rlsjob"; |
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| 125 | rc = pbs_rlsjob( session->pbs_conn, (char*)job_id, |
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| 126 | USER_HOLD, NULL ); |
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| 127 | if( rc == PBSE_NONE ) |
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| 128 | self->flags &= FSD_JOB_HOLD; |
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| 129 | break; |
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| 130 | case DRMAA_CONTROL_TERMINATE: |
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| 131 | apicall = "pbs_deljob"; |
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| 132 | rc = pbs_deljob( session->pbs_conn, (char*)job_id, NULL ); |
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| 133 | /* Torque: |
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| 134 | * deldelay=N -- delay between SIGTERM and SIGKILL (default 0) */ |
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| 135 | if( rc == PBSE_NONE ) |
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| 136 | { |
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| 137 | self->flags &= FSD_JOB_TERMINATED_MASK; |
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| 138 | if( (self->flags & FSD_JOB_TERMINATED) == 0 ) |
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| 139 | self->flags |= FSD_JOB_TERMINATED | FSD_JOB_ABORTED; |
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| 140 | } |
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| 141 | break; |
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| 142 | } |
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| 143 | |
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| 144 | if( rc == PBSE_NONE ) |
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| 145 | break; |
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| 146 | else if( rc == PBSE_INTERNAL ) |
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| 147 | { |
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| 148 | /* |
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| 149 | * In PBS Pro pbs_sigjob raises internal server error (PBSE_INTERNAL) |
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| 150 | * when job just changed its state to running. |
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| 151 | */ |
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| 152 | fsd_log_debug(( "repeating request (%d of %d)", |
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| 153 | try_count+2, max_tries )); |
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| 154 | sleep( 1 ); |
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| 155 | } |
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| 156 | else |
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| 157 | pbsdrmaa_exc_raise_pbs( apicall ); |
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| 158 | } /* end for */ |
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| 159 | } |
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| 160 | FINALLY |
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| 161 | { |
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| 162 | if( conn_lock ) |
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| 163 | conn_lock = fsd_mutex_unlock( &self->session->drm_connection_mutex ); |
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| 164 | } |
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| 165 | END_TRY |
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| 166 | |
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| 167 | fsd_log_return(("")); |
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| 168 | } |
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| 169 | |
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| 170 | |
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| 171 | void |
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| 172 | pbsdrmaa_job_update_status( fsd_job_t *self ) |
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| 173 | { |
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| 174 | volatile bool conn_lock = false; |
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| 175 | struct batch_status *volatile status = NULL; |
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| 176 | pbsdrmaa_session_t *session = (pbsdrmaa_session_t*)self->session; |
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| 177 | |
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| 178 | fsd_log_enter(( "({job_id=%s})", self->job_id )); |
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| 179 | TRY |
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| 180 | { |
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| 181 | conn_lock = fsd_mutex_lock( &self->session->drm_connection_mutex ); |
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| 182 | retry: |
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| 183 | #ifdef PBS_PROFESSIONAL |
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| 184 | status = pbs_statjob( session->pbs_conn, self->job_id, NULL, NULL ); |
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| 185 | #else |
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| 186 | status = pbs_statjob( session->pbs_conn, self->job_id, session->status_attrl, NULL ); |
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| 187 | #endif |
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| 188 | fsd_log_debug(( "pbs_statjob(fd=%d, job_id=%s, attribs={...}) =%p", |
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| 189 | session->pbs_conn, self->job_id, (void*)status )); |
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| 190 | if( status == NULL ) |
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| 191 | { |
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| 192 | #ifndef PBS_PROFESSIONAL |
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| 193 | fsd_log_error(("pbs_statjob error: %d, %s, %s", pbs_errno, pbse_to_txt(pbs_errno), pbs_strerror(pbs_errno))); |
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| 194 | #else |
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| 195 | fsd_log_error(("pbs_statjob error: %d, %s", pbs_errno, pbse_to_txt(pbs_errno))); |
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| 196 | #endif |
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| 197 | switch( pbs_errno ) |
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| 198 | { |
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| 199 | case PBSE_UNKJOBID: |
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| 200 | break; |
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| 201 | case PBSE_PROTOCOL: |
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| 202 | case PBSE_EXPIRED: |
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| 203 | pbs_disconnect( session->pbs_conn ); |
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| 204 | sleep(1); |
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| 205 | session->pbs_conn = pbs_connect( session->super.contact ); |
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| 206 | if( session->pbs_conn < 0 ) |
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| 207 | pbsdrmaa_exc_raise_pbs( "pbs_connect" ); |
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| 208 | else |
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| 209 | { |
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| 210 | fsd_log_error(("retry:")); |
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| 211 | goto retry; |
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| 212 | } |
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| 213 | default: |
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| 214 | pbsdrmaa_exc_raise_pbs( "pbs_statjob" ); |
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| 215 | break; |
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| 216 | case 0: /* ? */ |
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| 217 | fsd_exc_raise_code( FSD_ERRNO_INTERNAL_ERROR ); |
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| 218 | break; |
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| 219 | } |
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| 220 | } |
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| 221 | |
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| 222 | conn_lock = fsd_mutex_unlock( &self->session->drm_connection_mutex ); |
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| 223 | |
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| 224 | if( status != NULL ) |
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| 225 | { |
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| 226 | ((pbsdrmaa_job_t*)self)->update( self, status ); |
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| 227 | } |
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| 228 | else |
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| 229 | self->on_missing( self ); |
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| 230 | } |
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| 231 | FINALLY |
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| 232 | { |
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| 233 | if( conn_lock ) |
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| 234 | conn_lock = fsd_mutex_unlock( &self->session->drm_connection_mutex ); |
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| 235 | if( status != NULL ) |
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| 236 | pbs_statfree( status ); |
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| 237 | } |
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| 238 | END_TRY |
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| 239 | |
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| 240 | fsd_log_return(("")); |
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| 241 | } |
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| 242 | |
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| 243 | |
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| 244 | void |
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| 245 | pbsdrmaa_job_update( fsd_job_t *self, struct batch_status *status ) |
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| 246 | { |
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| 247 | struct attrl *attribs = status->attribs; |
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| 248 | struct attrl *i = NULL; |
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| 249 | char pbs_state = 0; |
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| 250 | int exit_status = -2; |
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| 251 | const char *cpu_usage = NULL; |
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| 252 | const char *mem_usage = NULL; |
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| 253 | const char *vmem_usage = NULL; |
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| 254 | const char *walltime = NULL; |
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| 255 | long unsigned int modify_time = 0; |
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| 256 | |
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| 257 | fsd_log_enter(( "({job_id=%s})", self->job_id )); |
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| 258 | #ifdef DEBUGGING |
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| 259 | pbsdrmaa_dump_attrl( attribs, NULL ); |
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| 260 | #endif |
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| 261 | fsd_assert( !strcmp( self->job_id, status->name ) ); |
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| 262 | |
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| 263 | for( i = attribs; i != NULL; i = i->next ) |
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| 264 | { |
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| 265 | int attr; |
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| 266 | attr = pbsdrmaa_pbs_attrib_by_name( i->name ); |
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| 267 | switch( attr ) |
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| 268 | { |
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| 269 | case PBSDRMAA_ATTR_JOB_STATE: |
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| 270 | pbs_state = i->value[0]; |
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| 271 | break; |
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| 272 | case PBSDRMAA_ATTR_EXIT_STATUS: |
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| 273 | exit_status = atoi( i->value ); |
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| 274 | break; |
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| 275 | case PBSDRMAA_ATTR_RESOURCES_USED: |
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| 276 | if( !strcmp( i->resource, "cput" ) ) |
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| 277 | cpu_usage = i->value; |
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| 278 | else if( !strcmp( i->resource, "mem" ) ) |
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| 279 | mem_usage = i->value; |
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| 280 | else if( !strcmp( i->resource, "vmem" ) ) |
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| 281 | vmem_usage = i->value; |
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| 282 | else if( !strcmp( i->resource, "walltime" ) ) |
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| 283 | walltime = i->value; |
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| 284 | break; |
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| 285 | case PBSDRMAA_ATTR_QUEUE: |
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| 286 | if (!self->queue) |
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| 287 | self->queue = fsd_strdup(i->value); |
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| 288 | break; |
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| 289 | case PBSDRMAA_ATTR_ACCOUNT_NAME: |
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| 290 | if (!self->project) |
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| 291 | self->project = fsd_strdup(i->value); |
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| 292 | break; |
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| 293 | case PBSDRMAA_ATTR_EXECUTION_HOST: |
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| 294 | if (!self->execution_hosts) { |
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| 295 | fsd_log_debug(("execution_hosts = %s", i->value)); |
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| 296 | self->execution_hosts = fsd_strdup(i->value); |
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| 297 | } |
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| 298 | break; |
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| 299 | case PBSDRMAA_ATTR_START_TIME: |
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| 300 | { |
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| 301 | long unsigned int start_time; |
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| 302 | if (self->start_time == 0 && sscanf(i->value, "%lu", &start_time) == 1) |
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| 303 | self->start_time = start_time; |
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| 304 | break; |
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| 305 | } |
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| 306 | case PBSDRMAA_ATTR_MTIME: |
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| 307 | if (sscanf(i->value, "%lu", &modify_time) != 1) |
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| 308 | modify_time = 0; |
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| 309 | break; |
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| 310 | } |
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| 311 | } |
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| 312 | |
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| 313 | if( pbs_state ) |
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| 314 | fsd_log_debug(( "pbs_state: %c", pbs_state )); |
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| 315 | |
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| 316 | if( exit_status != -2 ) |
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| 317 | { |
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| 318 | fsd_log_debug(( "exit_status: %d", exit_status )); |
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| 319 | self->exit_status = exit_status; |
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| 320 | } |
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| 321 | if(pbs_state){ |
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| 322 | switch( pbs_state ) |
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| 323 | { |
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| 324 | case 'C': /* Job is completed after having run. */ |
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| 325 | self->flags &= FSD_JOB_TERMINATED_MASK; |
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| 326 | self->flags |= FSD_JOB_TERMINATED; |
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| 327 | if (exit_status != -2) { /* has exit code */ |
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| 328 | if( self->exit_status == 0) |
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| 329 | self->state = DRMAA_PS_DONE; |
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| 330 | else |
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| 331 | self->state = DRMAA_PS_FAILED; |
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| 332 | } else { |
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| 333 | self->state = DRMAA_PS_FAILED; |
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| 334 | self->exit_status = -1; |
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| 335 | } |
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| 336 | self->end_time = modify_time; /* take last modify time as end time */ |
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| 337 | break; |
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| 338 | case 'E': /* Job is exiting after having run. - MM: ignore exiting state (transient state) - outputs might have not been transfered yet, |
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| 339 | MM2: mark job as running if current job status is undetermined - fix "ps after job was ripped" */ |
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| 340 | if (self->state == DRMAA_PS_UNDETERMINED) |
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| 341 | self->state = DRMAA_PS_RUNNING; |
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| 342 | break; |
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| 343 | case 'H': /* Job is held. */ |
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| 344 | self->state = DRMAA_PS_USER_ON_HOLD; |
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| 345 | self->flags |= FSD_JOB_HOLD; |
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| 346 | break; |
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| 347 | case 'Q': /* Job is queued, eligible to run or routed. */ |
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| 348 | case 'W': /* Job is waiting for its execution time to be reached. */ |
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| 349 | self->state = DRMAA_PS_QUEUED_ACTIVE; |
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| 350 | self->flags &= ~FSD_JOB_HOLD; |
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| 351 | break; |
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| 352 | case 'R': /* Job is running. */ |
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| 353 | case 'T': /* Job is being moved to new location (?). */ |
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| 354 | { |
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| 355 | if( self->flags & FSD_JOB_SUSPENDED ) |
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| 356 | self->state = DRMAA_PS_USER_SUSPENDED; |
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| 357 | else |
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| 358 | self->state = DRMAA_PS_RUNNING; |
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| 359 | break; |
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| 360 | } |
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| 361 | case 'S': /* (Unicos only) job is suspend. */ |
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| 362 | self->state = DRMAA_PS_SYSTEM_SUSPENDED; |
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| 363 | break; |
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| 364 | case 0: default: |
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| 365 | self->state = DRMAA_PS_UNDETERMINED; |
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| 366 | break; |
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| 367 | } |
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| 368 | } |
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| 369 | fsd_log_debug(( "job_ps: %s", drmaa_job_ps_to_str(self->state) )); |
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| 370 | |
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| 371 | { |
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| 372 | int hours, minutes, seconds; |
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| 373 | long mem; |
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| 374 | if( cpu_usage && sscanf( cpu_usage, "%d:%d:%d", |
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| 375 | &hours, &minutes, &seconds ) == 3 ) |
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| 376 | { |
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| 377 | self->cpu_usage = 60*( 60*hours + minutes ) + seconds; |
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| 378 | fsd_log_debug(( "cpu_usage: %s=%lds", cpu_usage, self->cpu_usage )); |
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| 379 | } |
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| 380 | if( mem_usage && sscanf( mem_usage, "%ldkb", &mem ) == 1 ) |
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| 381 | { |
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| 382 | self->mem_usage = 1024*mem; |
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| 383 | fsd_log_debug(( "mem_usage: %s=%ldB", mem_usage, self->mem_usage )); |
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| 384 | } |
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| 385 | if( vmem_usage && sscanf( vmem_usage, "%ldkb", &mem ) == 1 ) |
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| 386 | { |
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| 387 | self->vmem_usage = 1024*mem; |
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| 388 | fsd_log_debug(( "vmem_usage: %s=%ldB", vmem_usage, self->vmem_usage )); |
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| 389 | } |
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| 390 | if( walltime && sscanf( walltime, "%d:%d:%d", |
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| 391 | &hours, &minutes, &seconds ) == 3 ) |
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| 392 | { |
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| 393 | self->walltime = 60*( 60*hours + minutes ) + seconds; |
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| 394 | fsd_log_debug(( "walltime: %s=%lds", walltime, self->walltime )); |
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| 395 | } |
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| 396 | } |
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| 397 | } |
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| 398 | |
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| 399 | |
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| 400 | void |
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| 401 | pbsdrmaa_job_on_missing( fsd_job_t *self ) |
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| 402 | { |
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| 403 | fsd_drmaa_session_t *session = self->session; |
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| 404 | pbsdrmaa_session_t *pbssession = (pbsdrmaa_session_t*)session; |
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| 405 | if( !pbssession->wait_thread_log){ |
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| 406 | unsigned missing_mask = 0; |
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| 407 | |
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| 408 | fsd_log_enter(( "({job_id=%s})", self->job_id )); |
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| 409 | fsd_log_warning(( "self %s missing from DRM queue", self->job_id )); |
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| 410 | |
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| 411 | switch( session->missing_jobs ) |
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| 412 | { |
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| 413 | case FSD_REVEAL_MISSING_JOBS: missing_mask = 0; break; |
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| 414 | case FSD_IGNORE_MISSING_JOBS: missing_mask = 0x73; break; |
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| 415 | case FSD_IGNORE_QUEUED_MISSING_JOBS: missing_mask = 0x13; break; |
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| 416 | } |
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| 417 | fsd_log_debug(( "last job_ps: %s (0x%02x); mask: 0x%02x", |
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| 418 | drmaa_job_ps_to_str(self->state), self->state, missing_mask )); |
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| 419 | |
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| 420 | if( self->state < DRMAA_PS_DONE |
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| 421 | && (self->state & ~missing_mask) ) |
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| 422 | fsd_exc_raise_fmt( |
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| 423 | FSD_ERRNO_INTERNAL_ERROR, |
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| 424 | "self %s missing from queue", self->job_id |
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| 425 | ); |
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| 426 | |
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| 427 | if( (self->flags & FSD_JOB_TERMINATED_MASK) == 0 ) |
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| 428 | { |
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| 429 | self->flags &= FSD_JOB_TERMINATED_MASK; |
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| 430 | self->flags |= FSD_JOB_TERMINATED; |
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| 431 | } |
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| 432 | |
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| 433 | if( (self->flags & FSD_JOB_ABORTED) == 0 |
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| 434 | && session->missing_jobs == FSD_IGNORE_MISSING_JOBS ) |
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| 435 | { /* assume everthing was ok */ |
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| 436 | self->state = DRMAA_PS_DONE; |
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| 437 | self->exit_status = 0; |
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| 438 | } |
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| 439 | else |
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| 440 | { /* job aborted */ |
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| 441 | self->state = DRMAA_PS_FAILED; |
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| 442 | self->exit_status = -1; |
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| 443 | } |
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| 444 | |
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| 445 | fsd_log_return(( "; job_ps=%s, exit_status=%d", |
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| 446 | drmaa_job_ps_to_str(self->state), self->exit_status )); |
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| 447 | } |
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| 448 | } |
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| 449 | |
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