Use the default connection manager, as there is no parallelism.

1 files changed, 1 insertions, 1 deletions

diff --git a/container-core/src/main/java/com/yahoo/container/handler/metrics/MetricsV2Handler.java b/container-core/src/main/java/com/yahoo/container/handler/metrics/MetricsV2Handler.java
index bfa825f0404..78ea62e1b3a 100644
--- a/container-core/src/main/java/com/yahoo/container/handler/metrics/MetricsV2Handler.java
+++ b/container-core/src/main/java/com/yahoo/container/handler/metrics/MetricsV2Handler.java
@@ -62,7 +62,7 @@ public class MetricsV2Handler extends HttpHandlerBase {
     }
 
     private static CloseableHttpClient createHttpClient() {
-        return VespaHttpClientBuilder.create(PoolingHttpClientConnectionManager::new)
+        return VespaHttpClientBuilder.create()
                 .setUserAgent("application-metrics-retriever")
                 .setDefaultRequestConfig(RequestConfig.custom()
                                                  .setConnectTimeout(HTTP_CONNECT_TIMEOUT)