Add profile task for file system traversal.
PiperOrigin-RevId: 359240912
diff --git a/src/main/java/com/google/devtools/build/lib/profiler/ProfilerTask.java b/src/main/java/com/google/devtools/build/lib/profiler/ProfilerTask.java
index 287a993..dacf785 100644
--- a/src/main/java/com/google/devtools/build/lib/profiler/ProfilerTask.java
+++ b/src/main/java/com/google/devtools/build/lib/profiler/ProfilerTask.java
@@ -76,6 +76,7 @@
REMOTE_CACHE_CHECK("remote action cache check"),
REMOTE_DOWNLOAD("remote output download"),
REMOTE_NETWORK("remote network"),
+ FILESYSTEM_TRAVERSAL("filesystem traversal"),
UNKNOWN("Unknown event");
private static class Threshold {
diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/BUILD b/src/main/java/com/google/devtools/build/lib/skyframe/BUILD
index 3b42cd4..ffdb17c 100644
--- a/src/main/java/com/google/devtools/build/lib/skyframe/BUILD
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/BUILD
@@ -2145,6 +2145,7 @@
"//src/main/java/com/google/devtools/build/lib/collect/nestedset",
"//src/main/java/com/google/devtools/build/lib/concurrent",
"//src/main/java/com/google/devtools/build/lib/events",
+ "//src/main/java/com/google/devtools/build/lib/profiler",
"//src/main/java/com/google/devtools/build/lib/skyframe/serialization/autocodec",
"//src/main/java/com/google/devtools/build/lib/util",
"//src/main/java/com/google/devtools/build/lib/vfs",
diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/RecursiveFilesystemTraversalFunction.java b/src/main/java/com/google/devtools/build/lib/skyframe/RecursiveFilesystemTraversalFunction.java
index 3bba228..f742794 100644
--- a/src/main/java/com/google/devtools/build/lib/skyframe/RecursiveFilesystemTraversalFunction.java
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/RecursiveFilesystemTraversalFunction.java
@@ -32,6 +32,9 @@
import com.google.devtools.build.lib.collect.nestedset.NestedSet;
import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder;
import com.google.devtools.build.lib.events.Event;
+import com.google.devtools.build.lib.profiler.Profiler;
+import com.google.devtools.build.lib.profiler.ProfilerTask;
+import com.google.devtools.build.lib.profiler.SilentCloseable;
import com.google.devtools.build.lib.skyframe.RecursiveFilesystemTraversalValue.FileType;
import com.google.devtools.build.lib.skyframe.RecursiveFilesystemTraversalValue.ResolvedFile;
import com.google.devtools.build.lib.skyframe.RecursiveFilesystemTraversalValue.ResolvedFileFactory;
@@ -139,7 +142,9 @@
public SkyValue compute(SkyKey skyKey, Environment env)
throws RecursiveFilesystemTraversalFunctionException, InterruptedException {
TraversalRequest traversal = (TraversalRequest) skyKey.argument();
- try {
+ try (SilentCloseable c =
+ Profiler.instance()
+ .profile(ProfilerTask.FILESYSTEM_TRAVERSAL, traversal.getRoot().toString())) {
// Stat the traversal root.
FileInfo rootInfo = lookUpFileInfo(env, traversal);