Main/darwin/PerformanceDarwin.cpp

	PerformanceDarwin.cpp revision 88e68b19b8e610f11783a271c548281b976e706a
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync/* $Id$ */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync/** @file
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync *
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * VBox Darwin-specific Performance Classes implementation.
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync */
e64031e20c39650a7bc902a3e1aba613b9415deevboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync/*
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * Copyright (C) 2008 Sun Microsystems, Inc.
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync *
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * available from http://www.virtualbox.org. This file is free software;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * you can redistribute it and/or modify it under the terms of the GNU
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * General Public License (GPL) as published by the Free Software
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync *
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * Clara, CA 95054 USA or visit http://www.sun.com if you need
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync * additional information or have any questions.
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync#include <iprt/stdint.h>
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync#include <mach/mach_error.h>
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync#include <mach/mach_host.h>
3d0f3ca0cd1069534be3ea175f883f1f53b69bdbvboxsync#include <mach/mach_init.h>
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync#include <mach/mach_time.h>
ba6206b9b2f863489c4b95178af0dbda929f6cc1vboxsync#include <mach/vm_statistics.h>
ba6206b9b2f863489c4b95178af0dbda929f6cc1vboxsync#include <sys/sysctl.h>
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync#include <sys/errno.h>
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync#include <iprt/err.h>
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync#include <iprt/log.h>
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync#include <iprt/param.h>
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync#include "Performance.h"
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync/* The following declarations are missing in 10.4.x SDK */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync/* @todo Replace them with libproc.h and sys/proc_info.h when 10.4 is no longer supported */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsyncextern "C" int proc_pidinfo(int pid, int flavor, uint64_t arg,  void *buffer, int buffersize);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsyncstruct proc_taskinfo {
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	uint64_t		pti_virtual_size;   /* virtual memory size (bytes) */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	uint64_t		pti_resident_size;  /* resident memory size (bytes) */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	uint64_t		pti_total_user;		/* total time */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	uint64_t		pti_total_system;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	uint64_t		pti_threads_user;	/* existing threads only */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	uint64_t		pti_threads_system;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_policy;		/* default policy for new threads */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_faults;		/* number of page faults */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_pageins;	/* number of actual pageins */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_cow_faults;	/* number of copy-on-write faults */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_messages_sent;	/* number of messages sent */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_messages_received; /* number of messages received */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_syscalls_mach;  /* number of mach system calls */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_syscalls_unix;  /* number of unix system calls */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_csw;            /* number of context switches */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_threadnum;		/* number of threads in the task */
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync	int32_t			pti_numrunning;		/* number of running threads */
082180a39ac3c7041b0e7f70e77c735a55baec15vboxsync	int32_t			pti_priority;		/* task priority*/
082180a39ac3c7041b0e7f70e77c735a55baec15vboxsync};
082180a39ac3c7041b0e7f70e77c735a55baec15vboxsync#define PROC_PIDTASKINFO 4
db328d9a0c557c268222858740db4860d4f22a95vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsyncnamespace pm {
db328d9a0c557c268222858740db4860d4f22a95vboxsync
db328d9a0c557c268222858740db4860d4f22a95vboxsyncclass CollectorDarwin : public CollectorHAL
db328d9a0c557c268222858740db4860d4f22a95vboxsync{
db328d9a0c557c268222858740db4860d4f22a95vboxsyncpublic:
db328d9a0c557c268222858740db4860d4f22a95vboxsync    virtual int getRawHostCpuLoad(uint64_t *user, uint64_t *kernel, uint64_t *idle);
db328d9a0c557c268222858740db4860d4f22a95vboxsync    virtual int getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available);
db328d9a0c557c268222858740db4860d4f22a95vboxsync    virtual int getRawProcessCpuLoad(RTPROCESS process, uint64_t *user, uint64_t *kernel, uint64_t *total);
db328d9a0c557c268222858740db4860d4f22a95vboxsync    virtual int getProcessMemoryUsage(RTPROCESS process, ULONG *used);
db328d9a0c557c268222858740db4860d4f22a95vboxsync};
db328d9a0c557c268222858740db4860d4f22a95vboxsync
db328d9a0c557c268222858740db4860d4f22a95vboxsyncMetricFactoryDarwin::MetricFactoryDarwin()
db328d9a0c557c268222858740db4860d4f22a95vboxsync{
db328d9a0c557c268222858740db4860d4f22a95vboxsync    mHAL = new CollectorDarwin();
db328d9a0c557c268222858740db4860d4f22a95vboxsync    Assert(mHAL);
db328d9a0c557c268222858740db4860d4f22a95vboxsync}
db328d9a0c557c268222858740db4860d4f22a95vboxsync
db328d9a0c557c268222858740db4860d4f22a95vboxsyncint CollectorDarwin::getRawHostCpuLoad(uint64_t *user, uint64_t *kernel, uint64_t *idle)
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync{
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    kern_return_t krc;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    mach_msg_type_number_t count;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    host_cpu_load_info_data_t info;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    count = HOST_CPU_LOAD_INFO_COUNT;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    krc = host_statistics(mach_host_self(), HOST_CPU_LOAD_INFO, (host_info_t)&info, &count);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    if (krc != KERN_SUCCESS)
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    {
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        Log(("host_statistics() -> %s", mach_error_string(krc)));
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        return RTErrConvertFromDarwinKern(krc);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    }
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    *user = (uint64_t)info.cpu_ticks[CPU_STATE_USER]
ad27e1d5e48ca41245120c331cc88b50464813cevboxsync                    + info.cpu_ticks[CPU_STATE_NICE];
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    *kernel = (uint64_t)info.cpu_ticks[CPU_STATE_SYSTEM];
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    *idle = (uint64_t)info.cpu_ticks[CPU_STATE_IDLE];
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    return VINF_SUCCESS;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync}
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsyncint CollectorDarwin::getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available)
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync{
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    kern_return_t krc;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    mach_msg_type_number_t count;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    vm_statistics_data_t info;
ad27e1d5e48ca41245120c331cc88b50464813cevboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    count = HOST_VM_INFO_COUNT;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    krc = host_statistics(mach_host_self(), HOST_VM_INFO, (host_info_t)&info, &count);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    if (krc != KERN_SUCCESS)
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    {
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        Log(("host_statistics() -> %s", mach_error_string(krc)));
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        return RTErrConvertFromDarwinKern(krc);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    }
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    uint64_t hostMemory;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    int mib[2];
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    size_t size;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    mib[0] = CTL_HW;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    mib[1] = HW_MEMSIZE;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    size = sizeof(hostMemory);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    if (sysctl(mib, 2, &hostMemory, &size, NULL, 0) == -1) {
ad27e1d5e48ca41245120c331cc88b50464813cevboxsync        int error = errno;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        Log(("sysctl() -> %s", strerror(error)));
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        return RTErrConvertFromErrno(error);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    }
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    *total = (ULONG)(hostMemory / 1024);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    *available = info.free_count * (PAGE_SIZE / 1024);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    *used = *total - *available;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    return VINF_SUCCESS;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync}
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsyncstatic int getProcessInfo(RTPROCESS process, struct proc_taskinfo *tinfo)
ad27e1d5e48ca41245120c331cc88b50464813cevboxsync{
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    int nb = proc_pidinfo(process, PROC_PIDTASKINFO, 0,  tinfo, sizeof(*tinfo));
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    if (nb <= 0)
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    {
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        int rc = errno;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        Log(("proc_pidinfo() -> %s", strerror(rc)));
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        return RTErrConvertFromDarwin(rc);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    }
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    else if (nb < sizeof(*tinfo))
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    {
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        Log(("proc_pidinfo() -> too few bytes %d", nb));
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        return VERR_INTERNAL_ERROR;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    }
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    return VINF_SUCCESS;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync}
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsyncint CollectorDarwin::getRawProcessCpuLoad(RTPROCESS process, uint64_t *user, uint64_t *kernel, uint64_t *total)
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync{
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    struct proc_taskinfo tinfo;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    int rc = getProcessInfo(process, &tinfo);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    if (RT_SUCCESS(rc))
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    {
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        *user = tinfo.pti_total_user;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        *kernel = tinfo.pti_total_system;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        *total = mach_absolute_time();
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    }
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    return rc;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync}
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsyncint CollectorDarwin::getProcessMemoryUsage(RTPROCESS process, ULONG *used)
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync{
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    struct proc_taskinfo tinfo;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    int rc = getProcessInfo(process, &tinfo);
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    if (RT_SUCCESS(rc))
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    {
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync        *used = tinfo.pti_resident_size / 1024;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    }
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync    return rc;
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync}
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync}
7b57f6ec6175ce1ee53e1ea49c24ff06f3723379vboxsync