Wangda Tan created YARN-7136: -------------------------------- Summary: Additional Performance Improvement for Resource Profile Feature Key: YARN-7136 URL: https://issues.apache.org/jira/browse/YARN-7136 Project: Hadoop YARN Issue Type: Sub-task Reporter: Wangda Tan Assignee: Wangda Tan Priority: Critical
This JIRA is plan to add following misc perf improvements: 1) Use final int in Resources/ResourceCalculator to cache #known-resource-types. (Significant improvement). 2) Catch Java's ArrayOutOfBound Exception instead of checking array.length every time. (Significant improvement). 3) Avoid setUnit validation (which is a HashSet lookup) when initialize default Memory/VCores ResourceInformation (Significant improvement). 4) Avoid unnecessary loop array in Resource#toString/hashCode. (Some improvement). 5) Removed readOnlyResources in BaseResource. (Minor improvement). 6) Removed enum: MandatoryResources, use final integer instead. (Minor improvement). -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org