YARN-4956. findbug issue on LevelDBCacheTimelineStore. (Zhiyuan Yang via gtcarrera9)
(cherry picked from commit f16722d2ef
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@ -78,7 +78,7 @@ public class LevelDBCacheTimelineStore extends KeyValueBasedTimelineStore {
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}
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}
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@Override
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@Override
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protected void serviceInit(Configuration conf) throws Exception {
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protected synchronized void serviceInit(Configuration conf) throws Exception {
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configuration = conf;
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configuration = conf;
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Options options = new Options();
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Options options = new Options();
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options.createIfMissing(true);
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options.createIfMissing(true);
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