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https://issues.apache.org/jira/browse/HBASE-15802?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Matt Warhaftig updated HBASE-15802:
-----------------------------------
Attachment: hbase-15802.patch
Attached patch 'hbase-15802.patch' switches to ThreadLocalRandom and adds a
simple test case.
> ConnectionUtils should use ThreadLocalRandom instead of Random
> ---------------------------------------------------------------
>
> Key: HBASE-15802
> URL: https://issues.apache.org/jira/browse/HBASE-15802
> Project: HBase
> Issue Type: Improvement
> Reporter: Hiroshi Ikeda
> Assignee: Matt Warhaftig
> Priority: Minor
> Attachments: hbase-15802.patch
>
>
> {code}
> public final class ConnectionUtils {
> ...skip...
> private static final Random RANDOM = new Random();
> {code}
> In general, static fields are accessed by multi-threads. The class Random is
> thread-safe but ThreadLocalRandom is more preferable because of less
> contention.
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