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https://issues.apache.org/jira/browse/GOBBLIN-1492?focusedWorklogId=626382&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-626382
 ]

ASF GitHub Bot logged work on GOBBLIN-1492:
-------------------------------------------

                Author: ASF GitHub Bot
            Created on: 22/Jul/21 00:17
            Start Date: 22/Jul/21 00:17
    Worklog Time Spent: 10m 
      Work Description: Will-Lo commented on a change in pull request #3335:
URL: https://github.com/apache/gobblin/pull/3335#discussion_r674425763



##########
File path: 
gobblin-utility/src/main/java/org/apache/gobblin/util/ConfigUtils.java
##########
@@ -116,7 +116,8 @@ public static Properties configToProperties(Config config, 
Optional<String> pref
       Config resolvedConfig = config.resolve();
       for (Map.Entry<String, ConfigValue> entry : resolvedConfig.entrySet()) {
         if (!prefix.isPresent() || entry.getKey().startsWith(prefix.get())) {
-          String propKey = desanitizeKey(entry.getKey());
+          // Intern the string so that constant keys are not duplicated to 
save memory
+          String propKey = desanitizeKey(entry.getKey()).intern();

Review comment:
       I would be scared to intern() the values, if unless we can guarantee 
that the values are acting immutable here. Otherwise they will point to the 
same object, and any config value that is changed will change across all uses.




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Issue Time Tracking
-------------------

    Worklog Id:     (was: 626382)
    Time Spent: 1h  (was: 50m)

> Optimize memory usage for Gobblin as a Service
> ----------------------------------------------
>
>                 Key: GOBBLIN-1492
>                 URL: https://issues.apache.org/jira/browse/GOBBLIN-1492
>             Project: Apache Gobblin
>          Issue Type: Improvement
>          Components: gobblin-service
>            Reporter: William Lo
>            Assignee: Abhishek Tiwari
>            Priority: Major
>          Time Spent: 1h
>  Remaining Estimate: 0h
>
> Gobblin as a Service, under high loads, spends a large amount of time garbage 
> collecting. This will track a number of changes relating to optimizing the 
> memory usage



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