| 1 | /* $Id: PerformanceFreeBSD.cpp 28800 2010-04-27 08:22:32Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VirtualBox Performance Collector, FreeBSD Specialization.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2008-2009 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #include <sys/types.h>
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| 19 | #include <sys/sysctl.h>
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| 20 | #include "Performance.h"
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| 21 |
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| 22 | namespace pm {
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| 23 |
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| 24 | class CollectorFreeBSD : public CollectorHAL
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| 25 | {
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| 26 | public:
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| 27 | virtual int getHostCpuLoad(ULONG *user, ULONG *kernel, ULONG *idle);
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| 28 | virtual int getHostCpuMHz(ULONG *mhz);
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| 29 | virtual int getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available);
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| 30 | virtual int getProcessCpuLoad(RTPROCESS process, ULONG *user, ULONG *kernel);
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| 31 | virtual int getProcessMemoryUsage(RTPROCESS process, ULONG *used);
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| 32 | };
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| 33 |
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| 34 |
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| 35 | CollectorHAL *createHAL()
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| 36 | {
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| 37 | return new CollectorFreeBSD();
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| 38 | }
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| 39 |
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| 40 | int CollectorFreeBSD::getHostCpuLoad(ULONG *user, ULONG *kernel, ULONG *idle)
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| 41 | {
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| 42 | return E_NOTIMPL;
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| 43 | }
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| 44 |
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| 45 | int CollectorFreeBSD::getHostCpuMHz(ULONG *mhz)
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| 46 | {
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| 47 | int CpuMHz = 0;
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| 48 | size_t cbParameter = sizeof(CpuMHz);
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| 49 |
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| 50 | /** @todo: Howto support more than one CPU? */
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| 51 | if (sysctlbyname("dev.cpu.0.freq", &CpuMHz, &cbParameter, NULL, 0))
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| 52 | return VERR_NOT_SUPPORTED;
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| 53 |
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| 54 | *mhz = CpuMHz;
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| 55 |
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| 56 | return VINF_SUCCESS;
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| 57 | }
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| 58 |
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| 59 | int CollectorFreeBSD::getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available)
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| 60 | {
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| 61 | int rc = VINF_SUCCESS;
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| 62 | u_long cbMemPhys = 0;
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| 63 | u_int cPagesMemFree = 0;
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| 64 | u_int cPagesMemInactive = 0;
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| 65 | u_int cPagesMemCached = 0;
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| 66 | u_int cPagesMemUsed = 0;
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| 67 | int cbPage = 0;
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| 68 | size_t cbParameter = sizeof(cbMemPhys);
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| 69 | int cProcessed = 0;
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| 70 |
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| 71 | if (!sysctlbyname("hw.physmem", &cbMemPhys, &cbParameter, NULL, 0))
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| 72 | cProcessed++;
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| 73 |
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| 74 | cbParameter = sizeof(cPagesMemFree);
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| 75 | if (!sysctlbyname("vm.stats.vm.v_free_count", &cPagesMemFree, &cbParameter, NULL, 0))
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| 76 | cProcessed++;
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| 77 | cbParameter = sizeof(cPagesMemUsed);
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| 78 | if (!sysctlbyname("vm.stats.vm.v_active_count", &cPagesMemUsed, &cbParameter, NULL, 0))
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| 79 | cProcessed++;
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| 80 | cbParameter = sizeof(cPagesMemInactive);
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| 81 | if (!sysctlbyname("vm.stats.vm.v_inactive_count", &cPagesMemInactive, &cbParameter, NULL, 0))
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| 82 | cProcessed++;
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| 83 | cbParameter = sizeof(cPagesMemCached);
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| 84 | if (!sysctlbyname("vm.stats.vm.v_cache_count", &cPagesMemCached, &cbParameter, NULL, 0))
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| 85 | cProcessed++;
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| 86 | cbParameter = sizeof(cbPage);
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| 87 | if (!sysctlbyname("hw.pagesize", &cbPage, &cbParameter, NULL, 0))
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| 88 | cProcessed++;
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| 89 |
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| 90 | if (cProcessed == 6)
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| 91 | {
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| 92 | *total = cbMemPhys / _1K;
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| 93 | *used = cPagesMemUsed * (cbPage / _1K);
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| 94 | *available = (cPagesMemFree + cPagesMemInactive + cPagesMemCached ) * (cbPage / _1K);
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| 95 | }
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| 96 | else
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| 97 | rc = VERR_NOT_SUPPORTED;
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| 98 |
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| 99 | return rc;
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| 100 | }
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| 101 |
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| 102 | int CollectorFreeBSD::getProcessCpuLoad(RTPROCESS process, ULONG *user, ULONG *kernel)
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| 103 | {
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| 104 | return E_NOTIMPL;
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| 105 | }
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| 106 |
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| 107 | int CollectorFreeBSD::getProcessMemoryUsage(RTPROCESS process, ULONG *used)
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| 108 | {
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| 109 | return E_NOTIMPL;
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| 110 | }
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| 111 |
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| 112 | } /* namespace pm */
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| 113 |
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