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  1. Hadoop Common
  2. HADOOP-11361

Fix a race condition in MetricsSourceAdapter.updateJmxCache

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    Description

      Caused by: java.lang.NullPointerException
	at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.updateAttrCache(MetricsSourceAdapter.java:247)
	at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.updateJmxCache(MetricsSourceAdapter.java:177)
	at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.getAttribute(MetricsSourceAdapter.java:102)
	at com.sun.jmx.interceptor.DefaultMBeanServerInterceptor.getAttribute(DefaultMBeanServerInterceptor.java:647)

      Attachments

        1. HDFS-7487.patch
          0.7 kB
          Brahma Reddy Battula
        2. HADOOP-11361-009.patch
          3 kB
          Vinayakumar B
        3. HADOOP-11361-007.patch
          4 kB
          Vinayakumar B
        4. HADOOP-11361-006.patch
          4 kB
          Vinayakumar B
        5. HADOOP-11361-005.patch
          4 kB
          Vinayakumar B
        6. HADOOP-11361-005.patch
          6 kB
          Vinayakumar B
        7. HADOOP-11361-004.patch
          0.9 kB
          Brahma Reddy Battula
        8. HADOOP-11361-002.patch
          0.9 kB
          Brahma Reddy Battula
        9. HADOOP-11361.patch
          0.7 kB
          Brahma Reddy Battula
        10. HADOOP-11361.008.patch
          4 kB
          Tsuyoshi Ozawa
        11. HADOOP-111361-003.patch
          2 kB
          Brahma Reddy Battula

        Issue Links

          breaks

          Bug - A problem which impairs or prevents the functions of the product. HADOOP-12594 Deadlock in metrics subsystem

          • Blocker - Blocks development and/or testing work, production could not run
          • Resolved
          is duplicated by

          Bug - A problem which impairs or prevents the functions of the product. HADOOP-13339 MetricsSourceAdapter#updateAttrCache may throw NPE due to NULL lastRecs

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              brahmareddy Brahma Reddy Battula
              brahmareddy Brahma Reddy Battula
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              Dates

                Created:
                Updated:
                Resolved: