private static void SetMissReasonIfUnset(ref GraphCacheCheckStatistics cacheGraphStats, GraphCacheMissReason cacheMissReason) { if (cacheGraphStats.MissReason == GraphCacheMissReason.NotChecked) { cacheGraphStats.MissReason = cacheMissReason; } }
public void TestGraphCacheMissReason() { foreach (var missReason in Enum.GetValues(typeof(GraphCacheMissReason))) { var statistics = new GraphCacheCheckStatistics() { MissReason = (GraphCacheMissReason)missReason }; // Make sure all miss reasons are covered in the display text here Console.WriteLine(statistics.MissMessageForConsole); } }
private static bool PartialReloadCondition(IFrontEndConfiguration frontEndConf, GraphCacheCheckStatistics cacheGraphStats) { return(frontEndConf.ReloadPartialEngineStateWhenPossible() && cacheGraphStats.MissReason == GraphCacheMissReason.SpecFileChanges); }
/// <summary> /// Attempt to reuse the pip graph from a previous run /// </summary> private GraphReuseResult AttemptToReuseGraph( LoggingContext outerLoggingContext, int maxDegreeOfParallelism, GraphFingerprint graphFingerprint, IReadOnlyDictionary <string, string> properties, CacheInitializationTask cacheInitializationTask, JournalState journalState, EngineState engineState) { Contract.Ensures(Contract.Result <GraphReuseResult>() != null); GraphCacheCheckStatistics cacheGraphStats = CheckGraphCacheReuse( outerLoggingContext, maxDegreeOfParallelism, graphFingerprint, properties, cacheInitializationTask, journalState, out var serializer, out var inputChanges); // There are 3 cases in which we should reload the graph // - we have a graph cache hit // - the build is configured to reload the graph no matter what // - graph patching is enabled and the reason for cache miss was 'SpecFileChanges' var shouldReload = cacheGraphStats.WasHit || Configuration.Cache.CachedGraphPathToLoad.IsValid || PartialReloadCondition(Configuration.FrontEnd, cacheGraphStats); if (!shouldReload) { return(GraphReuseResult.CreateForNoReuse(inputChanges)); } bool fullReload = !PartialReloadCondition(Configuration.FrontEnd, cacheGraphStats); // Now we actually reload the graph var reloadStats = default(GraphCacheReloadStatistics); using (var tb = TimedBlock <EmptyStruct, GraphCacheReloadStatistics> .Start( outerLoggingContext, Statistics.GraphCacheReload, (context, emptyStruct) => { if (fullReload) { Logger.Log.ReloadingPipGraphStart(context); } else { Logger.Log.PartiallyReloadingEngineState(context); } }, default(EmptyStruct), (context, graphCacheCheckStatistics) => { Logger.Log.PartiallyReloadingEngineStateComplete(context, graphCacheCheckStatistics); m_enginePerformanceInfo.GraphReloadDurationMs = graphCacheCheckStatistics.ElapsedMilliseconds; }, () => reloadStats)) { var reuseResult = fullReload ? ReloadEngineSchedule( serializer, cacheInitializationTask, journalState, tb.LoggingContext, engineState, inputChanges, graphFingerprint?.ExactFingerprint.BuildEngineHash.ToString()) : ReloadPipGraphOnly(serializer, tb.LoggingContext, engineState, inputChanges); // Set telemetry statistics reloadStats.SerializedFileSizeBytes = serializer.BytesDeserialized; reloadStats.Success = !reuseResult.IsNoReuse; return(reuseResult); } }