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-rw-r--r--gc.rb9
1 files changed, 9 insertions, 0 deletions
diff --git a/gc.rb b/gc.rb
index 72637f3796..887fc06d26 100644
--- a/gc.rb
+++ b/gc.rb
@@ -136,6 +136,8 @@ module GC
# [count]
# The total number of garbage collections ran since application start
# (count includes both minor and major garbage collections)
+ # [time]
+ # The total time spent in garbage collections (in milliseconds)
# [heap_allocated_pages]
# The total number of `:heap_eden_pages` + `:heap_tomb_pages`
# [heap_sorted_length]
@@ -173,6 +175,13 @@ module GC
# The total number of minor garbage collections run since process start
# [major_gc_count]
# The total number of major garbage collections run since process start
+ # [compact_count]
+ # The total number of compactions run since process start
+ # [read_barrier_faults]
+ # The total number of times the read barrier was triggered during
+ # compaction
+ # [total_moved_objects]
+ # The total number of objects compaction has moved
# [remembered_wb_unprotected_objects]
# The total number of objects without write barriers
# [remembered_wb_unprotected_objects_limit]