private static void run(Callable c, boolean read, int size) { // Count all i/o time from here, including all retry overheads long start_io_ms = System.currentTimeMillis(); while (true) { try { long start_ns = System.nanoTime(); // Blocking i/o call timing - without counting repeats c.call(); TimeLine.record_IOclose(start_ns, start_io_ms, read ? 1 : 0, size, Value.HDFS); break; // Explicitly ignore the following exceptions but // fail on the rest IOExceptions } catch (EOFException e) { ignoreAndWait(e, false); } catch (SocketTimeoutException e) { ignoreAndWait(e, false); } catch (S3Exception e) { // Preserve S3Exception before IOException // Since this is tricky code - we are supporting different HDFS version // New version declares S3Exception as IOException // But old versions (0.20.xxx) declares it as RuntimeException // So we have to catch it before IOException !!! ignoreAndWait(e, false); } catch (IOException e) { ignoreAndWait(e, true); } catch (Exception e) { throw Log.errRTExcept(e); } } }
// Loading/Writing ice to HDFS PersistHdfs(URI uri) { try { _iceRoot = new Path(uri + "/ice" + H2O.SELF_ADDRESS.getHostAddress() + "-" + H2O.API_PORT); // Make the directory as-needed FileSystem fs = FileSystem.get(_iceRoot.toUri(), CONF); fs.mkdirs(_iceRoot); } catch (Exception e) { throw Log.errRTExcept(e); } }
private static void run(Callable c, boolean read, int size) { // Count all i/o time from here, including all retry overheads long start_io_ms = System.currentTimeMillis(); while (true) { try { long start_ns = System.nanoTime(); // Blocking i/o call timing - without counting repeats c.call(); TimeLine.record_IOclose(start_ns, start_io_ms, read ? 1 : 0, size, Value.HDFS); break; // Explicitly ignore the following exceptions but // fail on the rest IOExceptions } catch (EOFException e) { ignoreAndWait(e, false); } catch (SocketTimeoutException e) { ignoreAndWait(e, false); } catch (IOException e) { ignoreAndWait(e, true); } catch (Exception e) { throw Log.errRTExcept(e); } } }