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https://issues.apache.org/jira/browse/GEODE-8771?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17248049#comment-17248049
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ASF subversion and git services commented on GEODE-8771:
--------------------------------------------------------

Commit fec54719ae6e0d753f6e50f901b3a25279c62740 in geode's branch 
refs/heads/feature/GEODE-7665 from Jinmei Liao
[ https://gitbox.apache.org/repos/asf?p=geode.git;h=fec5471 ]

GEODE-8771: invalidate should acquire the lock before initIndex (#5823)



> concurrent puts and invalidates will cause PR clear to hang
> -----------------------------------------------------------
>
>                 Key: GEODE-8771
>                 URL: https://issues.apache.org/jira/browse/GEODE-8771
>             Project: Geode
>          Issue Type: Sub-task
>          Components: core
>            Reporter: Jinmei Liao
>            Assignee: Jinmei Liao
>            Priority: Major
>              Labels: GeodeOperationAPI, pull-request-available
>
> On current feature/GEODE-7665 feature branch. The below test will hang:
> {quote}public class PRClearIntegrationTest {
> @Rule
>  public ServerStarterRule server = new ServerStarterRule().withAutoStart();
> @Rule
>  public ExecutorServiceRule executor = new ExecutorServiceRule();
> @Test
>  public void test() throws Exception {
>  InternalCache cache = server.getCache();
>  Region<Object, Object> region = server.createPartitionRegion("regionA", 
> f->{}, f->f.setTotalNumBuckets(1));
>  cache.getQueryService().createIndex("indexA", "r", "/regionA r");
>  region.put(0, "value0");
> CompletableFuture<Void> put = executor.runAsync(() ->
> { 
> Thread.currentThread().setName("put-Thread");
> IntStream.range(0, 1).forEach(i-> region.invalidate(i, i)); }
> );
> CompletableFuture<Void> invalidate = executor.runAsync(() ->
> { 
> Thread.currentThread().setName("invalidate-Thread"); 
> IntStream.range(0, 1).forEach(i-> region.invalidate(0)); }
> );
> CompletableFuture<Void> clear = executor.runAsync(() ->
> { 
> Thread.currentThread().setName("Clear-Thread"); 
> region.clear(); }
> );
> put.get();
>  clear.get();
>  invalidate.get();
>  }
>  }
> {quote}



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