public void ProfileMemoryFootprint()
{
Skip.If(!Config.ENABLE_PROFILING);
PrintCurrentMemoryProfile("Before ");
UserAgentAnalyzer uaa = UserAgentAnalyzer
.NewBuilder()
.HideMatcherLoadStats()
.WithoutCache()
.KeepTests()
.Build();
PrintCurrentMemoryProfile("Loaded ");
uaa.InitializeMatchers();
PrintCurrentMemoryProfile("Init ");
GC.Collect();
PrintCurrentMemoryProfile("Post GC");
uaa.SetCacheSize(1000);
uaa.PreHeat();
GC.Collect();
PrintCurrentMemoryProfile("Cache 1K");
uaa.SetCacheSize(10000);
uaa.PreHeat();
GC.Collect();
PrintCurrentMemoryProfile("Cache 10K");
uaa.DropTests();
GC.Collect();
PrintCurrentMemoryProfile("NoTest ");
}
public void CheckForMemoryLeaks()
{
Skip.If(!Config.ENABLE_PROFILING);
UserAgentAnalyzer uaa = UserAgentAnalyzer
.NewBuilder()
.WithoutCache()
// .withField("OperatingSystemName")
// .withField("OperatingSystemVersion")
// .withField("DeviceClass")
.HideMatcherLoadStats()
.KeepTests()
.Build();
LOG.Info("Init complete");
int iterationsDone = 0;
int iterationsPerLoop = 1000;
for (int i = 0; i < 100; i++)
{
Stopwatch stopwatch = Stopwatch.StartNew();
uaa.PreHeat(iterationsPerLoop, false);
stopwatch.Stop();
iterationsDone += iterationsPerLoop;
long averageNanos = (stopwatch.ElapsedMilliseconds) / iterationsPerLoop;
PrintMemoryUsage(iterationsDone, averageNanos);
}
}
public void CheckAllPossibleFieldsFastSpeed()
{
Skip.If(!Config.ENABLE_PROFILING);
LOG.Info("Create analyzer");
Stopwatch stopwatch = Stopwatch.StartNew();
UserAgentAnalyzer uaa = UserAgentAnalyzer
.NewBuilder()
.KeepTests()
.DelayInitialization()
.Build();
stopwatch.Stop();
long constructMsecs = stopwatch.ElapsedMilliseconds;;
LOG.Info(string.Format("-- Construction time: {0}ms", constructMsecs));
LOG.Info("List fieldnames");
stopwatch.Restart();
foreach (var n in uaa.GetAllPossibleFieldNamesSorted())
{
LOG.Info(n);
}
stopwatch.Stop();
long listFieldNamesMsecs = stopwatch.ElapsedMilliseconds;
LOG.Info(string.Format("-- List fieldnames: {0}ms", listFieldNamesMsecs));
listFieldNamesMsecs.Should().BeLessThan(500, "Just listing the field names should only take a few ms");
LOG.Info("Initializing the datastructures");
stopwatch.Restart();
uaa.InitializeMatchers();
stopwatch.Stop();
long initializeMsecs = stopwatch.ElapsedMilliseconds;
LOG.Info(string.Format("-- Initialization: {0}ms", initializeMsecs));
initializeMsecs.Should().BeGreaterThan(300, "The initialization should take several seconds");
LOG.Info("Preheat");
stopwatch.Restart();
uaa.PreHeat();
stopwatch.Stop();
long preheatMsecs = stopwatch.ElapsedMilliseconds;
LOG.Info(string.Format("-- Preheat : {0}ms", preheatMsecs));
}