Revert "Revert to single-threaded update of metrics"

1 files changed, 1 insertions, 1 deletions

diff --git a/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/maintenance/DeploymentMetricsMaintainer.java b/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/maintenance/DeploymentMetricsMaintainer.java
index 03123d281a5..6ea9d548367 100644
--- a/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/maintenance/DeploymentMetricsMaintainer.java
+++ b/controller-server/src/main/java/com/yahoo/vespa/hosted/controller/maintenance/DeploymentMetricsMaintainer.java
@@ -51,7 +51,7 @@ public class DeploymentMetricsMaintainer extends Maintainer {
         // Run parallel stream inside a custom ForkJoinPool so that we can control the number of threads used
         ForkJoinPool pool = new ForkJoinPool(applicationsToUpdateInParallel);
         pool.submit(() -> {
-            applicationList.stream().forEach(application -> {
+            applicationList.parallelStream().forEach(application -> {
                 try {
                     applications.lockIfPresent(application.id(), locked ->
                             applications.store(locked.with(controller().metricsService().getApplicationMetrics(application.id()))));