Specify valid values for ADMIN_CLUSTER_NODE_ARCHITECTURE

1 files changed, 3 insertions, 1 deletions

diff --git a/flags/src/main/java/com/yahoo/vespa/flags/PermanentFlags.java b/flags/src/main/java/com/yahoo/vespa/flags/PermanentFlags.java
index e80348261ef..452267e73e7 100644
--- a/flags/src/main/java/com/yahoo/vespa/flags/PermanentFlags.java
+++ b/flags/src/main/java/com/yahoo/vespa/flags/PermanentFlags.java
@@ -9,6 +9,7 @@ import java.time.ZoneOffset;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.List;
+import java.util.Set;
 import java.util.function.Predicate;
 import java.util.regex.Pattern;
 
@@ -304,8 +305,9 @@ public class PermanentFlags {
     public static final UnboundStringFlag ADMIN_CLUSTER_NODE_ARCHITECTURE = defineStringFlag(
             "admin-cluster-node-architecture", "x86_64",
             "Architecture to use for node resources. Used when implicitly creating admin clusters " +
-            "(logserver, clustercontroller). Valid values: x86_64, arm64",
+            "(logserver and clustercontroller clusters).",
             "Takes effect on next redeployment",
+            value -> Set.of("any", "arm64", "x86_64").contains(value),
             ZONE_ID, APPLICATION_ID);
 
     public static final UnboundListFlag<String> CLOUD_ACCOUNTS = defineListFlag(