2008-02-28 04:57:57 +03:00
|
|
|
/*
|
|
|
|
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
|
|
|
|
* University Research and Technology
|
|
|
|
* Corporation. All rights reserved.
|
|
|
|
* Copyright (c) 2004-2005 The University of Tennessee and The University
|
|
|
|
* of Tennessee Research Foundation. All rights
|
|
|
|
* reserved.
|
|
|
|
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
|
|
|
|
* University of Stuttgart. All rights reserved.
|
|
|
|
* Copyright (c) 2004-2005 The Regents of the University of California.
|
|
|
|
* All rights reserved.
|
|
|
|
* $COPYRIGHT$
|
|
|
|
*
|
|
|
|
* Additional copyrights may follow
|
|
|
|
*
|
|
|
|
* $HEADER$
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include "orte_config.h"
|
|
|
|
#include "orte/constants.h"
|
|
|
|
|
|
|
|
#include <stdio.h>
|
|
|
|
|
|
|
|
#include "opal/hash_string.h"
|
|
|
|
|
|
|
|
#include "orte/mca/errmgr/errmgr.h"
|
|
|
|
#include "orte/util/proc_info.h"
|
|
|
|
#include "orte/util/name_fns.h"
|
|
|
|
#include "orte/runtime/orte_globals.h"
|
|
|
|
|
|
|
|
#include "orte/mca/plm/base/plm_private.h"
|
|
|
|
|
|
|
|
/*
|
|
|
|
* attempt to create a globally unique name - do a hash
|
|
|
|
* of the hostname plus pid
|
|
|
|
*/
|
|
|
|
int orte_plm_base_set_hnp_name(void)
|
|
|
|
{
|
|
|
|
uint16_t jobfam;
|
|
|
|
uint32_t hash32;
|
|
|
|
uint32_t bias;
|
|
|
|
|
|
|
|
/* hash the nodename */
|
2009-03-06 00:56:03 +03:00
|
|
|
OPAL_HASH_STR(orte_process_info.nodename, hash32);
|
2008-02-28 04:57:57 +03:00
|
|
|
|
2009-03-06 00:56:03 +03:00
|
|
|
bias = (uint32_t)orte_process_info.pid;
|
2008-02-28 04:57:57 +03:00
|
|
|
|
2008-06-09 18:53:58 +04:00
|
|
|
OPAL_OUTPUT_VERBOSE((5, orte_plm_globals.output,
|
2008-02-28 04:57:57 +03:00
|
|
|
"plm:base:set_hnp_name: initial bias %ld nodename hash %lu",
|
|
|
|
(long)bias, (unsigned long)hash32));
|
|
|
|
|
|
|
|
/* fold in the bias */
|
|
|
|
hash32 = hash32 ^ bias;
|
|
|
|
|
|
|
|
/* now compress to 16-bits */
|
|
|
|
jobfam = (uint16_t)(((0x0000ffff & (0xffff0000 & hash32) >> 16)) ^ (0x0000ffff & hash32));
|
|
|
|
|
2008-06-09 18:53:58 +04:00
|
|
|
OPAL_OUTPUT_VERBOSE((5, orte_plm_globals.output,
|
2008-02-28 04:57:57 +03:00
|
|
|
"plm:base:set_hnp_name: final jobfam %lu",
|
|
|
|
(unsigned long)jobfam));
|
|
|
|
|
|
|
|
/* set the name */
|
|
|
|
ORTE_PROC_MY_NAME->jobid = 0xffff0000 & ((uint32_t)jobfam << 16);
|
|
|
|
ORTE_PROC_MY_NAME->vpid = 0;
|
|
|
|
|
2009-03-03 19:39:13 +03:00
|
|
|
orte_plm_globals.next_jobid = 1;
|
2008-02-28 04:57:57 +03:00
|
|
|
|
|
|
|
/* copy it to the HNP field */
|
|
|
|
ORTE_PROC_MY_HNP->jobid = ORTE_PROC_MY_NAME->jobid;
|
|
|
|
ORTE_PROC_MY_HNP->vpid = ORTE_PROC_MY_NAME->vpid;
|
|
|
|
|
|
|
|
/* done */
|
|
|
|
return ORTE_SUCCESS;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Create a jobid
|
|
|
|
*/
|
|
|
|
int orte_plm_base_create_jobid(orte_jobid_t *jobid)
|
|
|
|
{
|
2009-03-03 19:39:13 +03:00
|
|
|
#if 0
|
|
|
|
orte_job_t **jobs;
|
|
|
|
int32_t j;
|
|
|
|
|
|
|
|
/* RHC: WHILE ORTE CAN NOW HANDLE RECYCLING OF JOBID'S,
|
|
|
|
* THE MPI LAYER CANNOT SINCE THERE IS NO WAY TO
|
|
|
|
* UPDATE THE OMPI_PROC_T LIST AND/OR THE BTL'S
|
|
|
|
*/
|
|
|
|
|
|
|
|
/* see if there is a prior
|
|
|
|
* jobid that has completed and can be re-used. It can
|
|
|
|
* never be 0 as that belongs to the HNP and its daemons
|
|
|
|
*/
|
|
|
|
jobs = (orte_job_t**)orte_job_data->addr;
|
|
|
|
for (j=1; j < orte_job_data->size; j++) {
|
|
|
|
if (NULL == jobs[j]) {
|
|
|
|
/* this local jobid is available - reuse it */
|
|
|
|
*jobid = ORTE_CONSTRUCT_LOCAL_JOBID(ORTE_PROC_MY_NAME->jobid, j);
|
|
|
|
return ORTE_SUCCESS;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if (UINT16_MAX == orte_plm_globals.next_jobid) {
|
|
|
|
/* if we get here, then no local jobids are available */
|
2008-02-28 04:57:57 +03:00
|
|
|
ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
|
|
|
|
*jobid = ORTE_JOBID_INVALID;
|
|
|
|
return ORTE_ERR_OUT_OF_RESOURCE;
|
|
|
|
}
|
|
|
|
|
2009-03-03 19:39:13 +03:00
|
|
|
/* take the next jobid */
|
|
|
|
*jobid = ORTE_CONSTRUCT_LOCAL_JOBID(ORTE_PROC_MY_NAME->jobid, orte_plm_globals.next_jobid);
|
|
|
|
orte_plm_globals.next_jobid++;
|
2008-02-28 04:57:57 +03:00
|
|
|
return ORTE_SUCCESS;
|
|
|
|
}
|