private static void bootstrap(final Path rd, final Configuration c)
 throws IOException {
   LOG.info("BOOTSTRAP: creating ROOT and first META regions");
   try {
     // Bootstrapping, make sure blockcache is off.  Else, one will be
     // created here in bootstap and it'll need to be cleaned up.  Better to
     // not make it in first place.  Turn off block caching for bootstrap.
     // Enable after.
     HRegionInfo rootHRI = new HRegionInfo(HRegionInfo.ROOT_REGIONINFO);
     setInfoFamilyCachingForRoot(false);
     HRegionInfo metaHRI = new HRegionInfo(HRegionInfo.FIRST_META_REGIONINFO);
     setInfoFamilyCachingForMeta(false);
     HRegion root = HRegion.createHRegion(rootHRI, rd, c,
         HTableDescriptor.ROOT_TABLEDESC);
     HRegion meta = HRegion.createHRegion(metaHRI, rd, c,
         HTableDescriptor.META_TABLEDESC);
     setInfoFamilyCachingForRoot(true);
     setInfoFamilyCachingForMeta(true);
     // Add first region from the META table to the ROOT region.
     HRegion.addRegionToMETA(root, meta);
     root.close();
     root.getLog().closeAndDelete();
     meta.close();
     meta.getLog().closeAndDelete();
   } catch (IOException e) {
     e = RemoteExceptionHandler.checkIOException(e);
     LOG.error("bootstrap", e);
     throw e;
   }
 }
Exemplo n.º 2
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    @Override
    public void run() {
      byte[] key = new byte[keySize];
      byte[] value = new byte[valueSize];
      Random rand = new Random(Thread.currentThread().getId());
      HLog hlog = region.getLog();

      try {
        long startTime = System.currentTimeMillis();
        for (int i = 0; i < numIterations; ++i) {
          Put put = setupPut(rand, key, value, numFamilies);
          long now = System.currentTimeMillis();
          WALEdit walEdit = new WALEdit();
          addFamilyMapToWALEdit(put.getFamilyCellMap(), walEdit);
          HRegionInfo hri = region.getRegionInfo();
          if (this.noSync) {
            hlog.appendNoSync(hri, hri.getTable(), walEdit, new ArrayList<UUID>(), now, htd);
          } else {
            hlog.append(hri, hri.getTable(), walEdit, now, htd);
          }
        }
        long totalTime = (System.currentTimeMillis() - startTime);
        logBenchmarkResult(Thread.currentThread().getName(), numIterations, totalTime);
      } catch (Exception e) {
        LOG.error(getClass().getSimpleName() + " Thread failed", e);
      }
    }
Exemplo n.º 3
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 private void closeRegion(final HRegion region) throws IOException {
   if (region != null) {
     region.close();
     HLog wal = region.getLog();
     if (wal != null) wal.close();
   }
 }
Exemplo n.º 4
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 @After
 public void tearDown() throws Exception {
   HLog hlog = region.getLog();
   region.close();
   hlog.closeAndDelete();
 }