Instrument the HousekeepingService classinstrument-house-keeping

This allows us to track how much time is spent in updating the
"pushes_since_gc" column as well as the time needed to obtain the lease.

2 files changed, 11 insertions, 4 deletions

diff --git a/CHANGELOG b/CHANGELOG
index 5399e3e5b8b..ec8db471572 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,7 @@
 Please view this file on the master branch, on stable branches it's out of date.
 
 v 8.7.0 (unreleased)
+  - The Projects::HousekeepingService class has extra instrumentation (Yorick Peterse)
   - All service classes (those residing in app/services) are now instrumented (Yorick Peterse)
   - Developers can now add custom tags to transactions (Yorick Peterse)
   - Enable gzip for assets, makes the page size significantly smaller. !3544 / !3632 (Connor Shea)
diff --git a/app/services/projects/housekeeping_service.rb b/app/services/projects/housekeeping_service.rb
index a0973c5d260..3b7c36f0908 100644
--- a/app/services/projects/housekeeping_service.rb
+++ b/app/services/projects/housekeeping_service.rb
@@ -26,7 +26,9 @@ module Projects
 
       GitlabShellOneShotWorker.perform_async(:gc, @project.path_with_namespace)
     ensure
-      @project.update_column(:pushes_since_gc, 0)
+      Gitlab::Metrics.measure(:reset_pushes_since_gc) do
+        @project.update_column(:pushes_since_gc, 0)
+      end
     end
 
     def needed?
@@ -34,14 +36,18 @@ module Projects
     end
 
     def increment!
-      @project.increment!(:pushes_since_gc)
+      Gitlab::Metrics.measure(:increment_pushes_since_gc) do
+        @project.increment!(:pushes_since_gc)
+      end
     end
 
     private
 
     def try_obtain_lease
-      lease = ::Gitlab::ExclusiveLease.new("project_housekeeping:#{@project.id}", timeout: LEASE_TIMEOUT)
-      lease.try_obtain
+      Gitlab::Metrics.measure(:obtain_housekeeping_lease) do
+        lease = ::Gitlab::ExclusiveLease.new("project_housekeeping:#{@project.id}", timeout: LEASE_TIMEOUT)
+        lease.try_obtain
+      end
     end
   end
 end