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https://issues.apache.org/jira/browse/TEPHRA-215?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15857879#comment-15857879
]
ASF GitHub Bot commented on TEPHRA-215:
---------------------------------------
Github user poornachandra commented on a diff in the pull request:
https://github.com/apache/incubator-tephra/pull/32#discussion_r100043323
--- Diff:
tephra-hbase-compat-1.1-base/src/test/java/org/apache/tephra/hbase/txprune/InvalidListPruneTest.java
---
@@ -334,6 +337,45 @@ public Table get() throws IOException {
}
}
+ @Test(timeout = 60000L)
+ public void testClusterShutdown() throws Exception {
+ java.util.concurrent.ExecutorService executorService =
Executors.newSingleThreadExecutor();
+ try {
+ // Create a new transaction snapshot
+ InMemoryTransactionStateCache.setTransactionSnapshot(
+ new TransactionSnapshot(100, 100, 100, ImmutableSet.of(50L),
+ ImmutableSortedMap.<Long,
TransactionManager.InProgressTx>of()));
+ // Run major compaction
--- End diff --
The comment can be changed to - `Try to create a situation where HBase
shuts down when the async prune writer thread is trying to write to the prune
table on a compaction. This will surface any deadlocks during HBase shutdown.`
> Share PruneUpperBoundWriter across all TransactionProcessors on the same
> region server
> --------------------------------------------------------------------------------------
>
> Key: TEPHRA-215
> URL: https://issues.apache.org/jira/browse/TEPHRA-215
> Project: Tephra
> Issue Type: Improvement
> Affects Versions: 0.11.0-incubating
> Reporter: Gokul Gunasekaran
> Assignee: Gokul Gunasekaran
> Fix For: 0.11.0-incubating
>
>
> Currently we start one prune upperbound writer thread per
> TransactionProcessor coprocessor. Instead we should be able to share only one
> thread that flushes writes to the prune state table periodically.
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