Example usage for org.apache.hadoop.hdfs DFSClient getCorruptBlocksCount

Introduction

In this page you can find the example usage for org.apache.hadoop.hdfs DFSClient getCorruptBlocksCount.

Prototype

public long getCorruptBlocksCount() throws IOException 

Source Link

Document

Returns count of blocks with at least one replica marked corrupt.

Usage

From source file:org.openflamingo.fs.hdfs.HdfsFileSystemProvider.java

License:Apache License

@Override
public Map<String, Object> getFileSystemStatus(String type) {
    Map<String, Object> map = new HashMap();
    DFSClient dfsClient = null;
    try {/*  w  w w .  j a va2  s  . c  o m*/
        dfsClient = new DFSClient(fs.getConf());
        map.put("canonicalServiceName", fs.getCanonicalServiceName());
        map.put("defaultReplication", fs.getDefaultReplication());
        map.put("defaultBlockSize", fs.getDefaultBlockSize());
        map.put("workingDirectory", fs.getWorkingDirectory().toUri().getPath());
        map.put("homeDirectory", fs.getHomeDirectory().toUri().getPath());
        map.put("corruptBlocksCount", dfsClient.getCorruptBlocksCount());
        map.put("missingBlocksCount", dfsClient.getMissingBlocksCount());
        map.put("underReplicatedBlocksCount", dfsClient.getUnderReplicatedBlocksCount());
        map.put("capacity", dfsClient.getDiskStatus().getCapacity());
        map.put("used", dfsClient.getDiskStatus().getDfsUsed());
        map.put("remaining", dfsClient.getDiskStatus().getRemaining());
        map.put("deadNodes", dfsClient.namenode.getDatanodeReport(FSConstants.DatanodeReportType.DEAD).length);
        map.put("liveNodes", dfsClient.namenode.getDatanodeReport(FSConstants.DatanodeReportType.LIVE).length);
        map.put("humanCapacity", byteDesc(dfsClient.getDiskStatus().getCapacity()));
        map.put("humanUsed", byteDesc(dfsClient.getDiskStatus().getDfsUsed()));
        map.put("humanProgressPercent", formatPercent((double) dfsClient.getDiskStatus().getRemaining()
                / (double) dfsClient.getDiskStatus().getCapacity(), 2));
        map.put("humanProgress", (float) dfsClient.getDiskStatus().getRemaining()
                / (float) dfsClient.getDiskStatus().getCapacity());
        map.put("humanRemaining", byteDesc(dfsClient.getDiskStatus().getRemaining()));
        map.put("humanDefaultBlockSize", byteDesc(fs.getDefaultBlockSize()));
        dfsClient.close();
        return map;
    } catch (Exception ex) {
        throw new FileSystemException(bundle.message("S_FS", "CANNOT_ACCESS_FS_STATUS"), ex);
    } finally {
        IOUtils.closeQuietly(dfsClient);
    }
}

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