private static MemInfo CalculateMemInfo()
{
if (PlatformDetails.RunningOnPosix == false)
{
return(MemInfo.Invalid);
}
return(MemInfoReader.Read());
}
public void CanParseMemInfo()
{
MemInfo memInfo;
using (var stream = GetContent("RavenDB_17185.memInfo.txt"))
memInfo = MemInfoReader.Read(stream);
Assert.Equal(32945836, memInfo.MemTotal.GetValue(SizeUnit.Kilobytes));
Assert.Equal(20364264, memInfo.MemFree.GetValue(SizeUnit.Kilobytes));
Assert.Equal(34032, memInfo.Buffers.GetValue(SizeUnit.Kilobytes));
Assert.Equal(188576, memInfo.Cached.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.SwapCached.GetValue(SizeUnit.Kilobytes));
Assert.Equal(167556, memInfo.Active.GetValue(SizeUnit.Kilobytes));
Assert.Equal(157876, memInfo.Inactive.GetValue(SizeUnit.Kilobytes));
Assert.Equal(103104, memInfo.Active_anon.GetValue(SizeUnit.Kilobytes));
Assert.Equal(17440, memInfo.Inactive_anon.GetValue(SizeUnit.Kilobytes));
Assert.Equal(64452, memInfo.Active_file.GetValue(SizeUnit.Kilobytes));
Assert.Equal(140436, memInfo.Inactive_file.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.Unevictable.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.Mlocked.GetValue(SizeUnit.Kilobytes));
Assert.Equal(31921276, memInfo.SwapTotal.GetValue(SizeUnit.Kilobytes));
Assert.Equal(31788848, memInfo.SwapFree.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.Dirty.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.Writeback.GetValue(SizeUnit.Kilobytes));
Assert.Equal(102824, memInfo.AnonPages.GetValue(SizeUnit.Kilobytes));
Assert.Equal(71404, memInfo.Mapped.GetValue(SizeUnit.Kilobytes));
Assert.Equal(17720, memInfo.Shmem.GetValue(SizeUnit.Kilobytes));
Assert.Equal(13868, memInfo.Slab.GetValue(SizeUnit.Kilobytes));
Assert.Equal(6744, memInfo.SReclaimable.GetValue(SizeUnit.Kilobytes));
Assert.Equal(7124, memInfo.SUnreclaim.GetValue(SizeUnit.Kilobytes));
Assert.Equal(2848, memInfo.KernelStack.GetValue(SizeUnit.Kilobytes));
Assert.Equal(2524, memInfo.PageTables.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.NFS_Unstable.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.Bounce.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.WritebackTmp.GetValue(SizeUnit.Kilobytes));
Assert.Equal(515524, memInfo.CommitLimit.GetValue(SizeUnit.Kilobytes));
Assert.Equal(3450064, memInfo.Committed_AS.GetValue(SizeUnit.Kilobytes));
Assert.Equal(122880, memInfo.VmallocTotal.GetValue(SizeUnit.Kilobytes));
Assert.Equal(21296, memInfo.VmallocUsed.GetValue(SizeUnit.Kilobytes));
Assert.Equal(66044, memInfo.VmallocChunk.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.HardwareCorrupted.GetValue(SizeUnit.Kilobytes));
Assert.Equal(2048, memInfo.AnonHugePages.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.HugePages_Total.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.HugePages_Free.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.HugePages_Rsvd.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.HugePages_Surp.GetValue(SizeUnit.Kilobytes));
Assert.Equal(2048, memInfo.Hugepagesize.GetValue(SizeUnit.Kilobytes));
Assert.Equal(12280, memInfo.DirectMap4k.GetValue(SizeUnit.Kilobytes));
Assert.Equal(897024, memInfo.DirectMap4M.GetValue(SizeUnit.Kilobytes));
Assert.Equal(0, memInfo.Other.Count); // we do not want any unmapped values
}
public void CanParseMemInfo_Live()
{
var memInfo = MemInfoReader.Read();
Assert.True(memInfo.MemTotal.GetValue(SizeUnit.Bytes) > 0);
if (memInfo.Other.Count > 0)
{
var sb = new StringBuilder("Following properties were not mapped:");
sb.AppendLine();
foreach (var kvp in memInfo.Other)
{
sb.AppendLine($"{kvp.Key}: {kvp.Value.GetValue(SizeUnit.Kilobytes)} kB");
}
throw new InvalidOperationException(sb.ToString());
}
}