/* $Id$ */
/** @file
* VirtualBox Performance Collector, FreeBSD Specialization.
*/
/*
* Copyright (C) 2008-2013 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
#include <sys/types.h>
#include <sys/sysctl.h>
#include "Performance.h"
namespace pm {
class CollectorFreeBSD : public CollectorHAL
{
public:
virtual int getHostCpuLoad(ULONG *user, ULONG *kernel, ULONG *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 getProcessMemoryUsage(RTPROCESS process, ULONG *used);
};
CollectorHAL *createHAL()
{
return new CollectorFreeBSD();
}
int CollectorFreeBSD::getHostCpuLoad(ULONG *user, ULONG *kernel, ULONG *idle)
{
return VERR_NOT_IMPLEMENTED;
}
int CollectorFreeBSD::getHostCpuMHz(ULONG *mhz)
{
int CpuMHz = 0;
size_t cbParameter = sizeof(CpuMHz);
/** @todo: Howto support more than one CPU? */
if (sysctlbyname("dev.cpu.0.freq", &CpuMHz, &cbParameter, NULL, 0))
return VERR_NOT_SUPPORTED;
*mhz = CpuMHz;
return VINF_SUCCESS;
}
int CollectorFreeBSD::getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available)
{
int rc = VINF_SUCCESS;
u_long cbMemPhys = 0;
u_int cPagesMemFree = 0;
u_int cPagesMemInactive = 0;
u_int cPagesMemCached = 0;
u_int cPagesMemUsed = 0;
int cbPage = 0;
size_t cbParameter = sizeof(cbMemPhys);
int cProcessed = 0;
if (!sysctlbyname("hw.physmem", &cbMemPhys, &cbParameter, NULL, 0))
cProcessed++;
cbParameter = sizeof(cPagesMemFree);
if (!sysctlbyname("vm.stats.vm.v_free_count", &cPagesMemFree, &cbParameter, NULL, 0))
cProcessed++;
cbParameter = sizeof(cPagesMemUsed);
if (!sysctlbyname("vm.stats.vm.v_active_count", &cPagesMemUsed, &cbParameter, NULL, 0))
cProcessed++;
cbParameter = sizeof(cPagesMemInactive);
if (!sysctlbyname("vm.stats.vm.v_inactive_count", &cPagesMemInactive, &cbParameter, NULL, 0))
cProcessed++;
cbParameter = sizeof(cPagesMemCached);
if (!sysctlbyname("vm.stats.vm.v_cache_count", &cPagesMemCached, &cbParameter, NULL, 0))
cProcessed++;
cbParameter = sizeof(cbPage);
if (!sysctlbyname("hw.pagesize", &cbPage, &cbParameter, NULL, 0))
cProcessed++;
if (cProcessed == 6)
{
*total = cbMemPhys / _1K;
*used = cPagesMemUsed * (cbPage / _1K);
*available = (cPagesMemFree + cPagesMemInactive + cPagesMemCached ) * (cbPage / _1K);
}
else
rc = VERR_NOT_SUPPORTED;
return rc;
}
int CollectorFreeBSD::getProcessCpuLoad(RTPROCESS process, ULONG *user, ULONG *kernel)
{
return VERR_NOT_IMPLEMENTED;
}
int CollectorFreeBSD::getProcessMemoryUsage(RTPROCESS process, ULONG *used)
{
return VERR_NOT_IMPLEMENTED;
}
int getDiskListByFs(const char *name, DiskList& list)
{
return VERR_NOT_IMPLEMENTED;
}
} /* namespace pm */