Changeset 11564 in vbox for trunk/src/VBox/Main/darwin

Timestamp:

Aug 22, 2008 7:09:03 AM (16 years ago)

Author:

vboxsync

Message:

PerfAPI: Darwin implementation without CPU/MHz

File:

• trunk/src/VBox/Main/darwin/PerformanceDarwin.cpp (modified) (3 diffs)

trunk/src/VBox/Main/darwin/PerformanceDarwin.cpp

@@ -22 +22 @@
  */
 
+#include <iprt/stdint.h>
+#include <mach/mach_error.h>
+#include <mach/mach_host.h>
+#include <mach/mach_init.h>
+#include <mach/mach_time.h>
+#include <mach/task.h>
+#include <mach/task_info.h>
+#include <mach/vm_statistics.h>
+#include <sys/sysctl.h>
+#include <sys/errno.h>
+#include <iprt/err.h>
+#include <iprt/log.h>
+#include <iprt/param.h>
 #include "Performance.h"
 
@@ -29 +42 @@
 {
 public:
-    virtual int getHostCpuLoad(ULONG *user, ULONG *kernel, ULONG *idle);
+    virtual int getRawHostCpuLoad(uint64_t *user, uint64_t *kernel, uint64_t *idle);
     virtual int getHostCpuMHz(ULONG *mhz);
     virtual int getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available);
-    virtual int getProcessCpuLoad(RTPROCESS process, ULONG *user, ULONG *kernel);
+    virtual int getRawProcessCpuLoad(RTPROCESS process, uint64_t *user, uint64_t *kernel, uint64_t *total);
     virtual int getProcessMemoryUsage(RTPROCESS process, ULONG *used);
 };
@@ -42 +55 @@
 }
 
-int CollectorDarwin::getHostCpuLoad(ULONG *user, ULONG *kernel, ULONG *idle)
+int CollectorDarwin::getRawHostCpuLoad(uint64_t *user, uint64_t *kernel, uint64_t *idle)
 {
-    return E_NOTIMPL;
+    kern_return_t krc;
+    mach_msg_type_number_t count;
+    host_cpu_load_info_data_t info;
+    
+    count = HOST_CPU_LOAD_INFO_COUNT;
+    
+    krc = host_statistics(mach_host_self(), HOST_CPU_LOAD_INFO, (host_info_t)&info, &count);
+    if (krc != KERN_SUCCESS)
+    {
+        Log(("host_statistics() -> %s", mach_error_string(krc)));
+        return RTErrConvertFromDarwinKern(krc);
+    }
+        
+    *user = (uint64_t)info.cpu_ticks[CPU_STATE_USER]
+                    + info.cpu_ticks[CPU_STATE_NICE];
+    *kernel = (uint64_t)info.cpu_ticks[CPU_STATE_SYSTEM];
+    *idle = (uint64_t)info.cpu_ticks[CPU_STATE_IDLE];
+    return VINF_SUCCESS;
 }
 
 int CollectorDarwin::getHostCpuMHz(ULONG *mhz)
 {
-    return E_NOTIMPL;
+    return VERR_NOT_IMPLEMENTED;
 }
 
 int CollectorDarwin::getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available)
 {
-    return E_NOTIMPL;
+    kern_return_t krc;
+    mach_msg_type_number_t count;
+    vm_statistics_data_t info;
+    
+    count = HOST_VM_INFO_COUNT;
+    
+    krc = host_statistics(mach_host_self(), HOST_VM_INFO, (host_info_t)&info, &count);
+    if (krc != KERN_SUCCESS)
+    {
+        Log(("host_statistics() -> %s", mach_error_string(krc)));
+        return RTErrConvertFromDarwinKern(krc);
+    }
+
+    uint64_t hostMemory;
+    int mib[2];
+    size_t size;
+
+    mib[0] = CTL_HW;
+    mib[1] = HW_MEMSIZE;
+
+    size = sizeof(hostMemory);
+    if (sysctl(mib, 2, &hostMemory, &size, NULL, 0) == -1) {
+        int error = errno;
+        Log(("sysctl() -> %s", strerror(error)));
+        return RTErrConvertFromErrno(error);
+    }
+    *total = (ULONG)(hostMemory / 1024);
+    *available = info.free_count * (PAGE_SIZE / 1024);
+    *used = *total - *available;
+    return VINF_SUCCESS;
 }
 
-int CollectorDarwin::getProcessCpuLoad(RTPROCESS process, ULONG *user, ULONG *kernel)
+int CollectorDarwin::getRawProcessCpuLoad(RTPROCESS process, uint64_t *user, uint64_t *kernel, uint64_t *total)
 {
-    return E_NOTIMPL;
+    kern_return_t krc;
+    task_absolutetime_info_data_t tinfo;
+    mach_port_name_t vmTask;
+    mach_msg_type_number_t count;
+
+    krc = task_for_pid(task_self_trap(), process, &vmTask);
+    if (krc != KERN_SUCCESS)
+    {
+        Log(("task_for_pid() -> %s", mach_error_string(krc)));
+        return RTErrConvertFromDarwinKern(krc);
+    }
+
+    count = TASK_ABSOLUTETIME_INFO_COUNT;
+    krc = task_info(vmTask, TASK_ABSOLUTETIME_INFO, (task_info_t)&tinfo, &count);
+    if (krc != KERN_SUCCESS) {
+        Log(("task_info() -> %s", mach_error_string(krc)));
+        return RTErrConvertFromDarwinKern(krc);
+    }
+
+    *user = tinfo.total_user;
+    *kernel = tinfo.total_system;
+    *total = mach_absolute_time();
+    return VINF_SUCCESS;
 }
 
 int CollectorDarwin::getProcessMemoryUsage(RTPROCESS process, ULONG *used)
 {
-    return E_NOTIMPL;
+    kern_return_t krc;
+    task_basic_info_64_data_t tinfo;
+    mach_port_name_t vmTask;
+    mach_msg_type_number_t count;
+
+    krc = task_for_pid(task_self_trap(), process, &vmTask);
+    if (krc != KERN_SUCCESS)
+    {
+        Log(("task_for_pid() -> %s", mach_error_string(krc)));
+        return RTErrConvertFromDarwinKern(krc);
+    }
+    count = TASK_BASIC_INFO_64_COUNT;
+    krc = task_info(task_self_trap(), TASK_BASIC_INFO_64, (task_info_t)&tinfo, &count);
+    if (krc != KERN_SUCCESS) {
+        Log(("host_statistics() -> %s", mach_error_string(krc)));
+        return RTErrConvertFromDarwinKern(krc);
+    }
+
+    *used = tinfo.resident_size / 1024;
+    return VINF_SUCCESS;
 }