--- src/VBox/Main/src-server/freebsd/PerformanceFreeBSD.cpp.orig	2017-07-27 13:18:27 UTC

+++ src/VBox/Main/src-server/freebsd/PerformanceFreeBSD.cpp

@@ -80,8 +80,10 @@ int CollectorFreeBSD::getHostMemoryUsage(ULONG *total,

     cbParameter = sizeof(cPagesMemInactive);

     if (!sysctlbyname("vm.stats.vm.v_inactive_count", &cPagesMemInactive, &cbParameter, NULL, 0))

         cProcessed++;

+#if __FreeBSD_version < 1200016

     cbParameter = sizeof(cPagesMemCached);

     if (!sysctlbyname("vm.stats.vm.v_cache_count", &cPagesMemCached, &cbParameter, NULL, 0))

+#endif

         cProcessed++;

     cbParameter = sizeof(cbPage);

     if (!sysctlbyname("hw.pagesize", &cbPage, &cbParameter, NULL, 0))

@@ -90,8 +92,8 @@ int CollectorFreeBSD::getHostMemoryUsage(ULONG *total,

     if (cProcessed == 6)

     {

         *total     = cbMemPhys / _1K;

-        *used      = cPagesMemUsed * (cbPage / _1K);

-        *available = (cPagesMemFree + cPagesMemInactive + cPagesMemCached ) * (cbPage / _1K);

+        *used      = (ULONG64)cPagesMemUsed * (cbPage / _1K);

+        *available = ((ULONG64)cPagesMemFree + cPagesMemInactive + cPagesMemCached ) * (cbPage / _1K);

     }

     else

         rc = VERR_NOT_SUPPORTED;

--- src/VBox/Runtime/r3/freebsd/systemmem-freebsd.cpp.orig	2017-07-27 13:18:46 UTC

+++ src/VBox/Runtime/r3/freebsd/systemmem-freebsd.cpp

@@ -65,7 +65,6 @@ RTDECL(int) RTSystemQueryAvailableRam(uint64_t *pcb)

     u_int cPagesMemFree = 0;

     u_int cPagesMemInactive = 0;

     u_int cPagesMemCached = 0;

-    u_int cPagesMemUsed = 0;

     int cbPage = 0;

     size_t cbParameter;

     int cProcessed = 0;

@@ -73,25 +72,23 @@ RTDECL(int) RTSystemQueryAvailableRam(uint64_t *pcb)

     cbParameter = sizeof(cPagesMemFree);

     if (sysctlbyname("vm.stats.vm.v_free_count", &cPagesMemFree, &cbParameter, NULL, 0))

         rc = RTErrConvertFromErrno(errno);

-    cbParameter = sizeof(cPagesMemUsed);

-    if (   RT_SUCCESS(rc)

-        && sysctlbyname("vm.stats.vm.v_active_count", &cPagesMemUsed, &cbParameter, NULL, 0))

-        rc = RTErrConvertFromErrno(errno);

     cbParameter = sizeof(cPagesMemInactive);

     if (   RT_SUCCESS(rc)

         && sysctlbyname("vm.stats.vm.v_inactive_count", &cPagesMemInactive, &cbParameter, NULL, 0))

         rc = RTErrConvertFromErrno(errno);

+#if __FreeBSD_version < 1200016

     cbParameter = sizeof(cPagesMemCached);

     if (   RT_SUCCESS(rc)

         && sysctlbyname("vm.stats.vm.v_cache_count", &cPagesMemCached, &cbParameter, NULL, 0))

         rc = RTErrConvertFromErrno(errno);

+#endif

     cbParameter = sizeof(cbPage);

     if (   RT_SUCCESS(rc)

         && sysctlbyname("hw.pagesize", &cbPage, &cbParameter, NULL, 0))

         rc = RTErrConvertFromErrno(errno);

     if (RT_SUCCESS(rc))

-        *pcb = (cPagesMemFree + cPagesMemInactive + cPagesMemCached ) * cbPage;

+        *pcb = ((uint64_t)cPagesMemFree + cPagesMemInactive + cPagesMemCached) * cbPage;

     return rc;

 }