Пример #1
0
void chpl_comm_ofi_oob_bcast(void* buf, size_t size) {
  DBG_PRINTF(DBG_OOB, "OOB bcast: %zd", size);
  PMI_CHK(PMI_Bcast(buf, size));
}
Пример #2
0
/******************
 * 	Initialization routine
 * 	currently just testing start up
 * ****************/
void CmiInitPxshm(char **argv){
        char *env;
        MACHSTATE(3,"CminitPxshm start");

	pxshmContext = (PxshmContext *)calloc(1,sizeof(PxshmContext));

	calculateNodeSizeAndRank(argv);
	if(pxshmContext->nodesize == 1) return;
	
	MACHSTATE1(3,"CminitPxshm  %d calculateNodeSizeAndRank",pxshmContext->nodesize);

        env = getenv("CHARM_PXSHM_POOL_SIZE");
        if (env) {
            SHMBUFLEN = CmiReadSize(env);
        }
        env = getenv("CHARM_PXSHM_MESSAGE_MAX_SIZE");
        if (env) {
            SHMMAXSIZE = CmiReadSize(env);
        }
        if (SHMMAXSIZE > SHMBUFLEN)
            CmiAbort("Error> Pxshm pool size is set too small in env variable CHARM_PXSHM_POOL_SIZE");

        SENDQSTARTSIZE = 32 * pxshmContext->nodesize;

        if (_Cmi_mynode == 0)
            printf("Charm++> pxshm enabled: %d cores per node, buffer size: %.1fMB\n", pxshmContext->nodesize, SHMBUFLEN/1024.0/1024.0);

#if CMK_CRAYXE || CMK_CRAYXC
        srand(getpid());
        int Cmi_charmrun_pid = rand();
        PMI_Bcast(&Cmi_charmrun_pid, sizeof(int));
        snprintf(&(pxshmContext->prefixStr[0]),PREFIXSTRLEN-1,"charm_pxshm_%d",Cmi_charmrun_pid);
#endif

	MACHSTATE2(3,"CminitPxshm %s %d pre setupSharedBuffers",pxshmContext->prefixStr,pxshmContext->nodesize);

	setupSharedBuffers();

	MACHSTATE2(3,"CminitPxshm %s %d setupSharedBuffers",pxshmContext->prefixStr,pxshmContext->nodesize);

	initAllSendQs();
	
	MACHSTATE2(3,"CminitPxshm %s %d initAllSendQs",pxshmContext->prefixStr,pxshmContext->nodesize);

	MACHSTATE2(3,"CminitPxshm %s %d done",pxshmContext->prefixStr,pxshmContext->nodesize);

#if PXSHM_STATS
	pxshmContext->sendCount=0;
	pxshmContext->sendTime=0.0;
	pxshmContext->validCheckCount=0;
	pxshmContext->validCheckTime=0.0;
	pxshmContext->commServerTime = 0;
	pxshmContext->lockRecvCount = 0;
#endif

        signal(SIGSEGV, cleanupOnAllSigs);
        signal(SIGFPE, cleanupOnAllSigs);
        signal(SIGILL, cleanupOnAllSigs);
        signal(SIGTERM, cleanupOnAllSigs);
        signal(SIGABRT, cleanupOnAllSigs);
        signal(SIGQUIT, cleanupOnAllSigs);
        signal(SIGBUS, cleanupOnAllSigs);
        signal(SIGINT, cleanupOnAllSigs);
        signal(SIGTRAP, cleanupOnAllSigs);

#if 0
        char name[64];
        gethostname(name,64);
        printf("[%d] name: %s\n", myrank, name);
#endif
};