VirtualBox

source: vbox/trunk/src/VBox/Main/freebsd/PerformanceFreeBSD.cpp@ 26548

Last change on this file since 26548 was 23150, checked in by vboxsync, 15 years ago

Main: Fix getHostMemoryUsage for FreeBSD. Contributed by Bernhard Froehlich

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 3.4 KB
Line 
1/* $Id: PerformanceFreeBSD.cpp 23150 2009-09-18 22:36:15Z vboxsync $ */
2/** @file
3 * VirtualBox Performance Collector, FreeBSD Specialization.
4 */
5
6/*
7 * Copyright (C) 2008-2009 Sun Microsystems, Inc.
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
18 * Clara, CA 95054 USA or visit http://www.sun.com if you need
19 * additional information or have any questions.
20 */
21
22#include <sys/types.h>
23#include <sys/sysctl.h>
24#include "Performance.h"
25
26namespace pm {
27
28class CollectorFreeBSD : public CollectorHAL
29{
30public:
31 virtual int getHostCpuLoad(ULONG *user, ULONG *kernel, ULONG *idle);
32 virtual int getHostCpuMHz(ULONG *mhz);
33 virtual int getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available);
34 virtual int getProcessCpuLoad(RTPROCESS process, ULONG *user, ULONG *kernel);
35 virtual int getProcessMemoryUsage(RTPROCESS process, ULONG *used);
36};
37
38
39CollectorHAL *createHAL()
40{
41 return new CollectorFreeBSD();
42}
43
44int CollectorFreeBSD::getHostCpuLoad(ULONG *user, ULONG *kernel, ULONG *idle)
45{
46 return E_NOTIMPL;
47}
48
49int CollectorFreeBSD::getHostCpuMHz(ULONG *mhz)
50{
51 int CpuMHz = 0;
52 size_t cbParameter = sizeof(CpuMHz);
53
54 /** @todo: Howto support more than one CPU? */
55 if (sysctlbyname("dev.cpu.0.freq", &CpuMHz, &cbParameter, NULL, 0))
56 return VERR_NOT_SUPPORTED;
57
58 *mhz = CpuMHz;
59
60 return VINF_SUCCESS;
61}
62
63int CollectorFreeBSD::getHostMemoryUsage(ULONG *total, ULONG *used, ULONG *available)
64{
65 int rc = VINF_SUCCESS;
66 u_long cbMemPhys = 0;
67 u_int cPagesMemFree = 0;
68 u_int cPagesMemInactive = 0;
69 u_int cPagesMemCached = 0;
70 u_int cPagesMemUsed = 0;
71 int cbPage = 0;
72 size_t cbParameter = sizeof(cbMemPhys);
73 int cProcessed = 0;
74
75 if (!sysctlbyname("hw.physmem", &cbMemPhys, &cbParameter, NULL, 0))
76 cProcessed++;
77
78 cbParameter = sizeof(cPagesMemFree);
79 if (!sysctlbyname("vm.stats.vm.v_free_count", &cPagesMemFree, &cbParameter, NULL, 0))
80 cProcessed++;
81 cbParameter = sizeof(cPagesMemUsed);
82 if (!sysctlbyname("vm.stats.vm.v_active_count", &cPagesMemUsed, &cbParameter, NULL, 0))
83 cProcessed++;
84 cbParameter = sizeof(cPagesMemInactive);
85 if (!sysctlbyname("vm.stats.vm.v_inactive_count", &cPagesMemInactive, &cbParameter, NULL, 0))
86 cProcessed++;
87 cbParameter = sizeof(cPagesMemCached);
88 if (!sysctlbyname("vm.stats.vm.v_cache_count", &cPagesMemCached, &cbParameter, NULL, 0))
89 cProcessed++;
90 cbParameter = sizeof(cbPage);
91 if (!sysctlbyname("hw.pagesize", &cbPage, &cbParameter, NULL, 0))
92 cProcessed++;
93
94 if (cProcessed == 6)
95 {
96 *total = cbMemPhys / _1K;
97 *used = cPagesMemUsed * (cbPage / _1K);
98 *available = (cPagesMemFree + cPagesMemInactive + cPagesMemCached ) * (cbPage / _1K);
99 }
100 else
101 rc = VERR_NOT_SUPPORTED;
102
103 return rc;
104}
105
106int CollectorFreeBSD::getProcessCpuLoad(RTPROCESS process, ULONG *user, ULONG *kernel)
107{
108 return E_NOTIMPL;
109}
110
111int CollectorFreeBSD::getProcessMemoryUsage(RTPROCESS process, ULONG *used)
112{
113 return E_NOTIMPL;
114}
115
116} /* namespace pm */
117
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