Use a thread executor to fire off subcribes to multiple keys concurrently.

1 files changed, 1 insertions, 0 deletions

diff --git a/container-disc/src/main/java/com/yahoo/container/jdisc/ConfiguredApplication.java b/container-disc/src/main/java/com/yahoo/container/jdisc/ConfiguredApplication.java
index 625bd87c2db..9c2d703e1a8 100644
--- a/container-disc/src/main/java/com/yahoo/container/jdisc/ConfiguredApplication.java
+++ b/container-disc/src/main/java/com/yahoo/container/jdisc/ConfiguredApplication.java
@@ -452,6 +452,7 @@ public final class ConfiguredApplication implements Application {
         startAndStopServers(List.of());
         startAndRemoveClients(List.of());
         activateContainer(null, () -> log.info("Last active container generation has terminated"));
+        subscriberFactory.close();
         nonTerminatedContainerTracker.arriveAndAwaitAdvance();
     }