Reduce warmup time with one second to avoid lockstep with tick

Reduce the chance of using an extra tick when there are some milliseconds
left of warmup time

1 files changed, 2 insertions, 1 deletions

diff --git a/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/nodeagent/NodeAgentImpl.java b/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/nodeagent/NodeAgentImpl.java
index 01f602d1a57..c4966b69acb 100644
--- a/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/nodeagent/NodeAgentImpl.java
+++ b/node-admin/src/main/java/com/yahoo/vespa/hosted/node/admin/nodeagent/NodeAgentImpl.java
@@ -52,7 +52,8 @@ public class NodeAgentImpl implements NodeAgent {
     private static final long BYTES_IN_GB = 1_000_000_000L;
 
     // Container is started with uncapped CPU and is kept that way until the first successful health check + this duration
-    private static final Duration DEFAULT_WARM_UP_DURATION = Duration.ofMinutes(1);
+    // Subtract 1 second to avoid warmup coming in lockstep with tick time and always end up using an extra tick when there are just a few ms left
+    private static final Duration DEFAULT_WARM_UP_DURATION = Duration.ofMinutes(1).minus(Duration.ofSeconds(1));
 
     private static final Logger logger = Logger.getLogger(NodeAgentImpl.class.getName());