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Differential D19056 Diff 53589 sysutils/libsysstat/files/patch-memstat.cpp

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sysutils/libsysstat/files/patch-memstat.cpp

--- memstat.cpp.orig 2018-07-28 14:33:22 UTC --- memstat.cpp.orig 2019-01-24 21:43:32 UTC
+++ memstat.cpp +++ memstat.cpp
@@ -26,10 +26,61 @@ @@ -26,10 +26,58 @@
#include "memstat.h" #include "memstat.h"
#include "memstat_p.h" #include "memstat_p.h"
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#if defined(HAVE_KVM_H) && defined(HAVE_SYSCTL_H) +#if defined(HAVE_KVM_H) && defined(HAVE_SYSCTL_H)
+extern "C" +extern "C"
+{ +{
+ #include <paths.h> + #include <paths.h>
+ #include <unistd.h> + #include <unistd.h>
+ #include <fcntl.h> + #include <fcntl.h>
+ #include <kvm.h> + #include <kvm.h>
Show All 39 Lines
+ res = res * getpagesize(); + res = res * getpagesize();
+ +
+ return res; + return res;
+} +}
+#endif +#endif
MemStatPrivate::MemStatPrivate(MemStat *parent) MemStatPrivate::MemStatPrivate(MemStat *parent)
: BaseStatPrivate(parent) : BaseStatPrivate(parent)
{ {
@@ -52,7 +103,38 @@ void MemStatPrivate::timeout() @@ -52,7 +100,37 @@ void MemStatPrivate::timeout()
qulonglong memCached = 0; qulonglong memCached = 0;
qulonglong swapTotal = 0; qulonglong swapTotal = 0;
qulonglong swapFree = 0; qulonglong swapFree = 0;
+#ifdef HAVE_SYSCTL_H +#ifdef HAVE_SYSCTL_H
+ memTotal = MemGetByBytes("hw.physmem"); + memTotal = MemGetByBytes(QLatin1String("hw.physmem"));
+ memFree = MemGetByPages("vm.stats.vm.v_free_count"); + memFree = MemGetByPages(QLatin1String("vm.stats.vm.v_free_count"));
+ memBuffers = MemGetByBytes("vfs.bufspace"); + memBuffers = MemGetByBytes(QLatin1String("vfs.bufspace"));
+ memCached = MemGetByPages("vm.stats.vm.v_inactive_count"); + memCached = MemGetByPages(QLatin1String("vm.stats.vm.v_inactive_count"));
+#endif +#endif
+#ifdef HAVE_KVM_H +#ifdef HAVE_KVM_H
+ qulonglong swapUsed = 0; + qulonglong swapUsed = 0;
+ kvm_t *kd; + kvm_t *kd;
+ struct kvm_swap kswap[16]; /* size taken from pstat/pstat.c */ + struct kvm_swap kswap[16]; /* size taken from pstat/pstat.c */
+
+ kd = kvm_open(NULL, _PATH_DEVNULL, NULL, O_RDONLY, "kvm_open"); + kd = kvm_open(NULL, _PATH_DEVNULL, NULL, O_RDONLY, "kvm_open");
+ if (kd == NULL) + if (kd == NULL)
+ kvm_close(kd); + kvm_close(kd);
+ +
+ if (kvm_getswapinfo(kd, kswap, (sizeof(kswap) / sizeof(kswap[0])), SWIF_DEV_PREFIX) > 0) + if (kvm_getswapinfo(kd, kswap, (sizeof(kswap) / sizeof(kswap[0])), SWIF_DEV_PREFIX) > 0)
+ { + {
+ int swapd = SwapDevices(); + int swapd = SwapDevices();
+ /* TODO: loop over swap devives */ + /* TODO: loop over swap devives */
+ if (swapd >= 1) + if (swapd >= 1)
+ { + {
+ swapTotal = static_cast<qulonglong>(kswap[0].ksw_total * getpagesize()); + swapTotal = static_cast<qulonglong>(kswap[0].ksw_total * getpagesize());
+ swapUsed = static_cast<qulonglong>(kswap[0].ksw_used * getpagesize()); + swapUsed = static_cast<qulonglong>(kswap[0].ksw_used * getpagesize());
+ } + }
+ +
+ kvm_close(kd); + kvm_close(kd);
+ } + }
+ else + else
+ kvm_close(kd); + kvm_close(kd);
+#endif +#endif
+#ifndef HAVE_SYSCTL_H +#ifndef HAVE_SYSCTL_H
const QStringList rows = readAllFile("/proc/meminfo").split(QChar('\n'), QString::SkipEmptyParts); const QStringList rows = readAllFile("/proc/meminfo").split(QLatin1Char('\n'), QString::SkipEmptyParts);
for (const QString &row : rows) for (const QString &row : rows)
{ {
@@ -73,7 +155,7 @@ void MemStatPrivate::timeout() @@ -73,7 +151,7 @@ void MemStatPrivate::timeout()
else if(tokens[0] == "SwapFree:") else if(tokens[0] == QLatin1String("SwapFree:"))
swapFree = tokens[1].toULong(); swapFree = tokens[1].toULong();
} }
- -
+#endif +#endif
if (mSource == "memory") if (mSource == QLatin1String("memory"))
{ {
if (memTotal) if (memTotal)
@@ -90,8 +172,11 @@ void MemStatPrivate::timeout() @@ -90,8 +168,11 @@ void MemStatPrivate::timeout()
{ {
if (swapTotal) if (swapTotal)
{ {
+#ifndef HAVE_KVM_H +#ifndef HAVE_KVM_H
float swapUsed_d = static_cast<float>(swapTotal - swapFree) / static_cast<float>(swapTotal); float swapUsed_d = static_cast<float>(swapTotal - swapFree) / static_cast<float>(swapTotal);
- -
+#else +#else
+ float swapUsed_d = static_cast<float>(swapUsed) / static_cast<float>(swapTotal); + float swapUsed_d = static_cast<float>(swapUsed) / static_cast<float>(swapTotal);
+#endif +#endif
emit swapUpdate(swapUsed_d); emit swapUpdate(swapUsed_d);
} }
} }