List of blockReport() Examples

Examples of blockReport()

blockReport() tells the NameNode about all the locally-stored blocks. The NameNode returns an array of Blocks that have become obsolete and should be deleted. This function is meant to upload *all the locally-stored blocks. It's invoked upon startup and then infrequently afterwards. @param registration @param blocks - the block list as an array of longs.Each block is represented as 2 longs. This is done instead of Block[] to reduce memory used by block reports. @return - the next command for DN to process. @throws IOException

    }


    // Ensure blockReport from dead datanode is rejected with IOException
    long[] blockReport = new long[] { 0L, 0L, 0L };
    try {
      dnp.blockReport(reg, blockReport);
      Assert.fail("Expected IOException is not thrown");
    } catch (IOException ex) {
      // Expected
    }

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Examples of blockReport()

Examples of org.apache.hadoop.hdfs.server.protocol.DatanodeProtocol.blockReport()