typedef struct uidevicememoryinfo uidevicememoryinfo;- (uidevicememoryinfo)memoryinfo
mach_msg_type_number_t count = host_vm_info_count;
vm_statistics_data_t vmstat;
if (host_statistics(mach_host_self(), host_vm_info, (host_info_t)&vmstat, &count) != kern_success)
double total = vmstat.wire_count + vmstat.active_count + vmstat.inactive_count + vmstat.free_count;
// double wired = vmstat.wire_count / total;
// double active = vmstat.active_count / total;
// double inactive = vmstat.inactive_count / total;
// double free = vmstat.free_count / total;
mib[0] = ctl_hw;
mib[1] = hw_physmem;
length = sizeof(result);
if (sysctl(mib, 2, &result, &length, null, 0) < 0)
mib[0] = ctl_hw;
mib[1] = hw_usermem;
length = sizeof(result);
if (sysctl(mib, 2, &result, &length, null, 0) < 0)
uidevicememoryinfo info;
info.freememory = vmstat.free_count * pagesize;
info.totalmemory = total * pagesize;
return info;
}
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