C++ (Cpp) cpu_get_info Examples

Example #1

File: module.cpp Project: chenbk85/tps5

int start()
{
	jparse_init();
	rest_init();
	http_start();
	device_init();
#ifdef _DEBUG
	billing_init();
#endif
#ifndef _MSC_VER
	const char *initrc = initSearch(search_file.c_str());
	if (initrc && initrc[0]) {
		api_log_printf("%s\r\n", initrc);
		searcher = NULL;
	}
	else {
		searcher = makeSearcher();
	}
#endif

	api_listen_tcp(api_tag, host.c_str(), port.c_str(), &handlers);

	size_t num_cores;

	#ifdef WIN32
		SYSTEM_INFO sysinfo;
		GetSystemInfo(&sysinfo);
		num_cores = sysinfo.dwNumberOfProcessors;
	#elif MACOS
	    int nm[2];
		size_t len = 4;
		uint32_t count;

		nm[0] = CTL_HW; nm[1] = HW_AVAILCPU;
	    sysctl(nm, 2, &count, &len, NULL, 0);

	    if(count < 1) {
		    nm[1] = HW_NCPU;
			sysctl(nm, 2, &count, &len, NULL, 0);
	        if(count < 1) { count = 1; }
		}
	    num_cores = count;
	#else
		num_cores = sysconf(_SC_NPROCESSORS_ONLN);
	#endif

	CPUINFO *cpu_info = cpu_get_info();
	api_log_printf("[HTTP] CPU INFO: Brand name: %s, cores count: %u, Hyper threads: %s\r\n",
		cpu_info->vendor.c_str(), num_cores, (cpu_info->hyper_threads) ? "yes" : "no");

	thread_pool_init(num_cores - 1);

	api_log_printf("[HTTP] Started\r\n");

	return 0;
}

Example #2

File: acpi_pxm.c Project: FreeBSDFoundation/freebsd

/*
 * Setup per-CPU domain IDs from information saved in 'cpus'.
 */
void
acpi_pxm_set_cpu_locality(void)
{
	struct cpu_info *cpu;
	struct pcpu *pc;
	u_int i;

	if (srat_physaddr == 0)
		return;
	for (i = 0; i < MAXCPU; i++) {
		if (CPU_ABSENT(i))
			continue;
		pc = pcpu_find(i);
		KASSERT(pc != NULL, ("no pcpu data for CPU %u", i));
		cpu = cpu_get_info(pc);
		pc->pc_domain = vm_ndomains > 1 ? cpu->domain : 0;
		CPU_SET(i, &cpuset_domain[pc->pc_domain]);
		if (bootverbose)
			printf("SRAT: CPU %u has memory domain %d\n", i,
			    pc->pc_domain);
	}
}