public BlockStoreStats(BlockRepository blockRepository, BlockStoreCache blockStoreCache)
{
this.repository = blockRepository;
this.cache = blockStoreCache;
this.lastRepositorySnapshot = this.repository?.PerformanceCounter.Snapshot();
this.lastCacheSnapshot = this.cache?.PerformanceCounter.Snapshot();
}
public BlockStoreRepositoryPerformanceSnapshot Snapshot()
{
#if !(PORTABLE || NETCORE)
Thread.MemoryBarrier();
#endif
var snap = new BlockStoreRepositoryPerformanceSnapshot(this.RepositoryHitCount, this.RepositoryMissCount, this.RepositoryDeleteCount, this.RepositoryInsertCount)
{
Start = this.Start,
Taken = DateTime.UtcNow
};
return(snap);
}
public void Log()
{
StringBuilder performanceLogBuilder = new StringBuilder();
if (this.repository != null)
{
var snapshot = this.repository.PerformanceCounter.Snapshot();
performanceLogBuilder.AppendLine((snapshot - this.lastRepositorySnapshot).ToString());
this.lastRepositorySnapshot = snapshot;
}
if (this.cache != null)
{
var snapshot = this.cache.PerformanceCounter.Snapshot();
performanceLogBuilder.AppendLine((snapshot - this.lastCacheSnapshot).ToString());
this.lastCacheSnapshot = snapshot;
}
Logs.BlockStore.LogInformation(performanceLogBuilder.ToString());
}