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  1. HBase
  2. HBASE-17489

ClientScanner may send a next request to a RegionScanner which has been exhausted

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Details

    • Bug
    • Status: Resolved
    • Critical
    • Resolution: Fixed
    • 1.3.0, 1.4.0, 2.0.0
    • 1.4.0, 1.3.1, 2.0.0
    • Client, Scanners
    • None
    • Reviewed

    Description

      Found it when implementing HBASE-17045. Seems the final result of the scan is correct but no doubt the logic is broken. We need to fix it to stop things get worse in the future.

      Attachments

        1. HBASE-17489-v6.patch
          72 kB
          Duo Zhang
        2. HBASE-17489-v5.patch
          71 kB
          Duo Zhang
        3. HBASE-17489-v4.patch
          69 kB
          Duo Zhang
        4. HBASE-17489-v4.patch
          69 kB
          Michael Stack
        5. HBASE-17489-v3.patch
          67 kB
          Duo Zhang
        6. HBASE-17489-v2.patch
          13 kB
          Duo Zhang
        7. HBASE-17489-v1.patch
          8 kB
          Duo Zhang
        8. HBASE-17489-branch-1.patch
          68 kB
          Duo Zhang
        9. HBASE-17489-branch-1.3.patch
          83 kB
          Duo Zhang
        10. HBASE-17489.patch
          7 kB
          Duo Zhang

        Issue Links

        breaks

        Bug - A problem which impairs or prevents the functions of the product. HBASE-18042 Client Compatibility breaks between versions 1.2 and 1.3

        • Critical - Crashes, loss of data, severe memory leak.
        • Resolved

        Bug - A problem which impairs or prevents the functions of the product. HBASE-18000 Make sure we always return the scanner id with ScanResponse

        • Major - Major loss of function.
        • Resolved
        is related to

        Sub-task - The sub-task of the issue HBASE-17045 Unify the implementation of small scan and regular scan

        • Major - Major loss of function.
        • Resolved

        Improvement - An improvement or enhancement to an existing feature or task. HBASE-17505 Do not issue close scanner request if RS tells us there is no more results for this region

        • Major - Major loss of function.
        • Resolved
        links to

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          People

            zhangduo Duo Zhang
            zhangduo Duo Zhang
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            Dates

              Created:
              Updated:
              Resolved:

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