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https://issues.apache.org/jira/browse/GOBBLIN-760?focusedWorklogId=235700&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-235700
 ]

ASF GitHub Bot logged work on GOBBLIN-760:
------------------------------------------

                Author: ASF GitHub Bot
            Created on: 01/May/19 06:21
            Start Date: 01/May/19 06:21
    Worklog Time Spent: 10m 
      Work Description: autumnust commented on pull request #2624: 
[GOBBLIN-760] Improve retrying behavior of throttling client, add more 
informative …
URL: https://github.com/apache/incubator-gobblin/pull/2624#discussion_r280011772
 
 

 ##########
 File path: 
gobblin-restli/gobblin-throttling-service/gobblin-throttling-service-client/src/main/java/org/apache/gobblin/util/limiter/BatchedPermitsRequester.java
 ##########
 @@ -196,18 +205,26 @@ private long elapsedMillis(long startTimeNanos) {
   /**
    * Send a new permit request to the server.
    */
-  private void maybeSendNewPermitRequest() {
-    if (!this.requestSemaphore.tryAcquire()) {
-      return;
+  private synchronized void maybeSendNewPermitRequest() {
+    while (!this.requestSemaphore.tryAcquire()) {
+      if (this.currentCallback == null) {
+        throw new IllegalStateException("Semaphore is unavailable while 
callback is null!");
+      }
+      if (this.currentCallback.elapsedTime() > 30000) {
 
 Review comment:
   This number seems to be derived from maxTimeOut / (maxRetry + 1) ? Shall we 
explicitly place a formula here instead of a plain number 
 
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Issue Time Tracking
-------------------

    Worklog Id:     (was: 235700)
    Time Spent: 0.5h  (was: 20m)

> Improve retrying behavior of throttling clients
> -----------------------------------------------
>
>                 Key: GOBBLIN-760
>                 URL: https://issues.apache.org/jira/browse/GOBBLIN-760
>             Project: Apache Gobblin
>          Issue Type: Improvement
>            Reporter: Issac Buenrostro
>            Assignee: Issac Buenrostro
>            Priority: Major
>          Time Spent: 0.5h
>  Remaining Estimate: 0h
>




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