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https://issues.apache.org/jira/browse/FLINK-6434?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16236179#comment-16236179
]
ASF GitHub Bot commented on FLINK-6434:
---------------------------------------
Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/4937#discussion_r148570462
--- Diff:
flink-runtime/src/test/java/org/apache/flink/runtime/instance/SlotPoolRpcTest.java
---
@@ -99,4 +108,129 @@ public void testSlotAllocationNoResourceManager()
throws Exception {
fail("wrong exception: " + e);
}
}
+
+ @Test
+ public void testCancelSlotAllocation() throws Exception {
+ final JobID jid = new JobID();
+
+ final SlotPool pool = new SlotPool(
+ rpcService, jid,
+ SystemClock.getInstance(),
+ Time.days(1), Time.days(1),
+ Time.seconds(3) // this is the timeout for the
request tested here
--- End diff --
Timeout should be lower
> There may be allocatedSlots leak in SlotPool
> --------------------------------------------
>
> Key: FLINK-6434
> URL: https://issues.apache.org/jira/browse/FLINK-6434
> Project: Flink
> Issue Type: Bug
> Components: Cluster Management
> Reporter: shuai.xu
> Assignee: shuai.xu
> Priority: Major
> Labels: flip-6
>
> If the call allocateSlot() from Execution to Slotpool timeout, the job will
> begin to failover, but the pending request are still in SlotPool, if then a
> new slot register to SlotPool, it may be fulfill the outdated pending request
> and be added to allocatedSlots, but it will never be used and will never be
> recycled.
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