CmHandle creation performance degradation

- Created a dedicated threadpool for scheduler.
- Tuned async threadpool of notification executor from setting RejectedExecutionHandler and application.yml.

Issue-ID: CPS-1126
Signed-off-by: sourabh_sourabh <sourabh.sourabh@est.tech>
Change-Id: I2afe3c76c1aec78751777df0d2f08ddb8dcee102

1 files changed, 4 insertions, 0 deletions

diff --git a/cps-service/src/main/java/org/onap/cps/config/AsyncConfig.java b/cps-service/src/main/java/org/onap/cps/config/AsyncConfig.java
index 2d8f7fb08..9327c5345 100644
--- a/cps-service/src/main/java/org/onap/cps/config/AsyncConfig.java
+++ b/cps-service/src/main/java/org/onap/cps/config/AsyncConfig.java
@@ -21,6 +21,7 @@
 
 package org.onap.cps.config;
 
+import java.util.concurrent.ThreadPoolExecutor;
 import javax.validation.constraints.Min;
 import lombok.Setter;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
@@ -61,7 +62,10 @@ public class AsyncConfig {
         executor.setMaxPoolSize(maxPoolSize);
         executor.setQueueCapacity(queueCapacity);
         executor.setWaitForTasksToCompleteOnShutdown(waitForTasksToCompleteOnShutdown);
+        executor.setKeepAliveSeconds(60);
         executor.setThreadNamePrefix(threadNamePrefix);
+        executor.setRejectedExecutionHandler(new ThreadPoolExecutor.DiscardPolicy());
+        executor.initialize();
         return executor;
     }