Package org.apache.hadoop.hdfs.server.common

Examples of org.apache.hadoop.hdfs.server.common.InconsistentFSStateException

605
606
607
608
609
610
611
612
613
614
615
    // We allow rollback to a state, which is either consistent with
    // the namespace state or can be further upgraded to it.
    if (!(prevInfo.getLayoutVersion() >= HdfsConstants.LAYOUT_VERSION
          && prevInfo.getCTime() <= nsInfo.getCTime()))  // cannot rollback
      throw new InconsistentFSStateException(sd.getRoot(),
          "Cannot rollback to a newer state.\nDatanode previous state: LV = "
              + prevInfo.getLayoutVersion() + " CTime = " + prevInfo.getCTime()
              + " is newer than the namespace state: LV = "
              + nsInfo.getLayoutVersion() + " CTime = " + nsInfo.getCTime());
    LOG.info("Rolling back storage directory " + sd.getRoot()
View Full Code Here
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
          }
        } catch(SecurityException se) {
          isAccessible = false;
        }
        if(!isAccessible)
          throw new InconsistentFSStateException(sd.getRoot(),
              "cannot access checkpoint directory.");
       
        if (format) {
          // Don't confirm, since this is just the secondary namenode.
          LOG.info("Formatting storage directory " + sd);
          sd.clearDirectory();
        }
       
        StorageState curState;
        try {
          curState = sd.analyzeStorage(HdfsServerConstants.StartupOption.REGULAR, storage);
          // sd is locked but not opened
          switch(curState) {
          case NON_EXISTENT:
            // fail if any of the configured checkpoint dirs are inaccessible
            throw new InconsistentFSStateException(sd.getRoot(),
                  "checkpoint directory does not exist or is not accessible.");
          case NOT_FORMATTED:
            break;  // it's ok since initially there is no current and VERSION
          case NORMAL:
            // Read the VERSION file. This verifies that:
View Full Code Here
257
258
259
260
261
262
263
264
265
266
267
      DataInputStream in = new DataInputStream(fin);
      try {
        // read image version: first appeared in version -1
        int imgVersion = in.readInt();
        if (getLayoutVersion() != imgVersion) {
          throw new InconsistentFSStateException(curFile,
              "imgVersion " + imgVersion +
              " expected to be " + getLayoutVersion());
        }
        boolean supportSnapshot = LayoutVersion.supports(Feature.SNAPSHOT,
            imgVersion);
View Full Code Here
114
115
116
117
118
119
120
121
122
123
124
        curState = sd.analyzeStorage(HdfsServerConstants.StartupOption.REGULAR, storage);
        // sd is locked but not opened
        switch(curState) {
        case NON_EXISTENT:
          // fail if any of the configured storage dirs are inaccessible
          throw new InconsistentFSStateException(sd.getRoot(),
                "checkpoint directory does not exist or is not accessible.");
        case NOT_FORMATTED:
          // for backup node all directories may be unformatted initially
          LOG.info("Storage directory " + sd.getRoot() + " is not formatted.");
          LOG.info("Formatting ...");
View Full Code Here
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
          }
        } catch(SecurityException se) {
          isAccessible = false;
        }
        if(!isAccessible)
          throw new InconsistentFSStateException(sd.getRoot(),
              "cannot access checkpoint directory.");
       
        if (format) {
          // Don't confirm, since this is just the secondary namenode.
          LOG.info("Formatting storage directory " + sd);
          sd.clearDirectory();
        }
       
        StorageState curState;
        try {
          curState = sd.analyzeStorage(HdfsServerConstants.StartupOption.REGULAR, storage);
          // sd is locked but not opened
          switch(curState) {
          case NON_EXISTENT:
            // fail if any of the configured checkpoint dirs are inaccessible
            throw new InconsistentFSStateException(sd.getRoot(),
                  "checkpoint directory does not exist or is not accessible.");
          case NOT_FORMATTED:
            break;  // it's ok since initially there is no current and VERSION
          case NORMAL:
            // Read the VERSION file. This verifies that:
View Full Code Here
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
  /** Validate and set block pool ID */
  private void setBlockPoolID(File storage, String bpid)
      throws InconsistentFSStateException {
    if (bpid == null || bpid.equals("")) {
      throw new InconsistentFSStateException(storage, "file "
          + Storage.STORAGE_FILE_VERSION + " has no block pool Id.");
    }
   
    if (!blockpoolID.equals("") && !blockpoolID.equals(bpid)) {
      throw new InconsistentFSStateException(storage,
          "Unexepcted blockpoolID " + bpid + " . Expected " + blockpoolID);
    }
    setBlockPoolID(bpid);
  }
View Full Code Here
298
299
300
301
302
303
304
305
306
307
308
        curState = sd.analyzeStorage(startOpt);
        // sd is locked but not opened
        switch(curState) {
        case NON_EXISTENT:
          // name-node fails if any of the configured storage dirs are missing
          throw new InconsistentFSStateException(sd.getRoot(),
                                                 "storage directory does not exist or is not accessible.");
        case NOT_FORMATTED:
          break;
        case NORMAL:
          break;
View Full Code Here
390
391
392
393
394
395
396
397
398
399
400
    // no previous fs states in any of the directories
    for (Iterator<StorageDirectory> it =
                           dirIterator(); it.hasNext();) {
      StorageDirectory sd = it.next();
      if (sd.getPreviousDir().exists())
        throw new InconsistentFSStateException(sd.getRoot(),
                                               "previous fs state should not exist during upgrade. "
                                               + "Finalize or rollback first.");
    }

    // load the latest image
View Full Code Here
668
669
670
671
672
673
674
675
676
677
678
  public boolean isConversionNeeded(StorageDirectory sd) throws IOException {
    File oldImageDir = new File(sd.getRoot(), "image");
    if (!oldImageDir.exists()) {
      if(sd.getVersionFile().exists())
        throw new InconsistentFSStateException(sd.getRoot(),
            oldImageDir + " does not exist.");
      return false;
    }
    // check the layout version inside the image file
    File oldF = new File(oldImageDir, "fsimage");
View Full Code Here
299
300
301
302
303
304
305
306
307
308
309
        curState = sd.analyzeStorage(startOpt);
        // sd is locked but not opened
        switch(curState) {
        case NON_EXISTENT:
          // name-node fails if any of the configured storage dirs are missing
          throw new InconsistentFSStateException(sd.getRoot(),
                                                 "storage directory does not exist or is not accessible.");
        case NOT_FORMATTED:
          break;
        case NORMAL:
          break;
View Full Code Here
TOP

Related Classes of org.apache.hadoop.hdfs.server.common.InconsistentFSStateException

  • org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage
  • org.apache.hadoop.hdfs.server.datanode.DataStorage
  • org.apache.hadoop.hdfs.server.datanode.DataStorage$RollbackThread
  • org.apache.hadoop.hdfs.server.datanode.NameSpaceSliceStorage
  • org.apache.hadoop.hdfs.server.namenode.BackupImage
  • org.apache.hadoop.hdfs.server.namenode.BackupStorage
  • org.apache.hadoop.hdfs.server.namenode.FSImage
  • org.apache.hadoop.hdfs.server.namenode.FSImageFormat$Loader
  • org.apache.hadoop.hdfs.server.namenode.NNStorage
  • org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode$CheckpointStorage
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.