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https://issues.apache.org/jira/browse/PHOENIX-4691?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16440682#comment-16440682
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Ankit Singhal commented on PHOENIX-4691:
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Thanks Josh for looking into it. committed in all branches now.
> Keep Ring buffer size small by default and avoid starting disruptor for
> server connection
> -----------------------------------------------------------------------------------------
>
> Key: PHOENIX-4691
> URL: https://issues.apache.org/jira/browse/PHOENIX-4691
> Project: Phoenix
> Issue Type: Bug
> Affects Versions: 4.14.0, 5.0.0
> Reporter: Ankit Singhal
> Assignee: Ankit Singhal
> Priority: Major
> Fix For: 4.14.0, 5.0.0
>
> Attachments: PHOENIX-4691.patch
>
>
> To avoid OOM on connections made with small JVM.
> {code}
> Caused by: com.google.common.util.concurrent.ExecutionError:
> java.lang.OutOfMemoryError: GC overhead limit exceeded
> at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2256)
> at com.google.common.cache.LocalCache.get(LocalCache.java:3990)
> at
> com.google.common.cache.LocalCache$LocalManualCache.get(LocalCache.java:4793)
> at
> org.apache.phoenix.jdbc.PhoenixDriver.getConnectionQueryServices(PhoenixDriver.java:241)
> at
> org.apache.phoenix.jdbc.PhoenixEmbeddedDriver.createConnection(PhoenixEmbeddedDriver.java:150)
> at org.apache.phoenix.jdbc.PhoenixDriver.connect(PhoenixDriver.java:221)
> at java.sql.DriverManager.getConnection(DriverManager.java:664)
> at java.sql.DriverManager.getConnection(DriverManager.java:208)
> at org.apache.phoenix.util.QueryUtil.getConnection(QueryUtil.java:390)
> at
> org.apache.phoenix.util.QueryUtil.getConnectionOnServer(QueryUtil.java:369)
> at
> org.apache.phoenix.util.QueryUtil.getConnectionOnServer(QueryUtil.java:359)
> at
> org.apache.phoenix.coprocessor.MetaDataEndpointImpl.createTable(MetaDataEndpointImpl.java:1708)
> ... 9 more
> {code}
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