collect memory and disk fetch counts

Summary: This adds counters for memory and disk counts in addition to import count so that we can understand cache hit rates during local investigation or output this in ActivityRecorder. Reviewed By: genevievehelsel Differential Revision: D29805637 fbshipit-source-id: 34261f91c33d6bd4bcb4b85b17d2e68360410896
facebook · Jul 22, 2021 · 84767c0 · 84767c0
1 parent 8b331ce
commit 84767c0
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/eden/fs/service/eden.thrift b/eden/fs/service/eden.thrift
@@ -744,6 +744,8 @@ struct AccessCounts {
   3: i64 fsChannelWrites;
   4: i64 fsChannelBackingStoreImports;
   5: i64 fsChannelDurationNs;
+  6: i64 fsChannelMemoryCacheImports;
+  7: i64 fsChannelDiskCacheImports;
 }
 
 struct MountAccesses {