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Refactor for query plan capture with initial threshold micros

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rob bygrave
2019-12-23 10:28:08 +13:00
parent 71295077a5
commit 6fcac27dfe
25 changed files with 388 additions and 114 deletions
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src/main/java/io/ebeaninternal/server/deploy/BeanDescriptorManager.java
+2 -5
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@@ -244,17 +244,14 @@ public class BeanDescriptorManager implements BeanDescriptorMap {
* Run periodic trim of query plans.
*/
public void scheduleBackgroundTrim() {
backgroundExecutor.executePeriodically(this::trimQueryPlans, 30L, TimeUnit.SECONDS);
backgroundExecutor.executePeriodically(this::trimQueryPlans, 60L, TimeUnit.SECONDS);
}
private void trimQueryPlans() {
long lastUsed = System.currentTimeMillis() - (queryPlanTTLSeconds * 1000L);
for (BeanDescriptor<?> descriptor : immutableDescriptorList) {
if (!descriptor.isEmbedded()) {
List<CQueryPlan> trimmedPlans = descriptor.trimQueryPlans(lastUsed);
if (!trimmedPlans.isEmpty()) {
logger.trace("trimmed {} query plans for type:{}", trimmedPlans.size(), descriptor.getName());
}
descriptor.trimQueryPlans(lastUsed);
}
}
}