Add feature flags for dynamic persistence throttling window size tuning

Added flags:

 * Window size decrement factor (default 1.2)
 * Window size backoff (default 0.95)

1 files changed, 4 insertions, 2 deletions

diff --git a/config-model-api/src/main/java/com/yahoo/config/model/api/ModelContext.java b/config-model-api/src/main/java/com/yahoo/config/model/api/ModelContext.java
index 3bb6c7c0511..952ff090693 100644
--- a/config-model-api/src/main/java/com/yahoo/config/model/api/ModelContext.java
+++ b/config-model-api/src/main/java/com/yahoo/config/model/api/ModelContext.java
@@ -105,8 +105,10 @@ public interface ModelContext {
         @ModelFeatureFlag(owners = {"hmusum"}) default boolean failDeploymentWithInvalidJvmOptions() { return false; }
         @ModelFeatureFlag(owners = {"arnej", "andreer"}) default List<String> ignoredHttpUserAgents() { return List.of(); }
         @ModelFeatureFlag(owners = {"bjorncs"}) default boolean enableServerOcspStapling() { return false; }
-        @ModelFeatureFlag(owners = {"vekterli"}) default String persistenceAsyncThrottling() {  throw new UnsupportedOperationException("TODO specify default value"); }
-        @ModelFeatureFlag(owners = {"vekterli"}) default String mergeThrottlingPolicy() {  throw new UnsupportedOperationException("TODO specify default value"); }
+        @ModelFeatureFlag(owners = {"vekterli"}) default String persistenceAsyncThrottling() { throw new UnsupportedOperationException("TODO specify default value"); }
+        @ModelFeatureFlag(owners = {"vekterli"}) default String mergeThrottlingPolicy() { throw new UnsupportedOperationException("TODO specify default value"); }
+        @ModelFeatureFlag(owners = {"vekterli"}) default double persistenceThrottlingWsDecrementFactor() { throw new UnsupportedOperationException("TODO specify default value"); }
+        @ModelFeatureFlag(owners = {"vekterli"}) default double persistenceThrottlingWsBackoff() { throw new UnsupportedOperationException("TODO specify default value"); }
         @ModelFeatureFlag(owners = {"arnej"}) default boolean useQrserverServiceName() { return true; }
     }