Kubernetes manages stateless Spark and Hive containers elastically on the compute nodes. Spark has native scheduler integration with Kubernetes. Hive, for legacy reasons, uses YARN scheduler on top of Kubernetes.

              return@withLock false
            }
          }
        if (failDueToMissingPong) {
          failConnection(null)
          return@schedule -1L
        } else {
          writePing(false, INTERVAL_PING, 0)
          return@schedule pingIntervalNanos
        }
      }
    }
  }

  /**
   * Returns the number of [open streams][Http2Stream.isOpen] on this connection.
   */

      - [Load Balancing](#load-balancing)
    - [**Node Components**](#node-components)
      - [Container Runtime Interface](#container-runtime-interface)
    - [**Scheduling**](#scheduling-1)
      - [Scheduler Extender](#scheduler-extender)
    - [**Storage**](#storage-1)
      - [Local Storage](#local-storage)
      - [Volume Plugins](#volume-plugins)
      - [Metrics](#metrics)

    @Resource
    protected FileConfigService fileConfigService;

    /** Helper for managing crawler processes */
    @Resource
    protected ProcessHelper processHelper;

    /** Service for managing scheduled jobs */
    @Resource
    protected ScheduledJobService scheduledJobService;

    // ===================================================================================

    # pyenv from github.
    rm -rf "$PYENV_ROOT"
    git clone https://github.com/pyenv/pyenv.git "$PYENV_ROOT"
  fi
  echo "Upgraded pyenv version: $(pyenv --version)"
fi

# Scheduled nightly and release builds upload build artifacts (Pip packages,
# Libtensorflow archives) to GCS buckets. TFCI Mac VMs need to authenticate as
# a service account that has the right permissions to be able to do so.
set +x

            .build()

        val startNanos = System.nanoTime()
        val call = client.newCall(request)

        // Schedule a job to cancel the call in 1 second.
        executor.schedule({
          System.out.printf("%.2f Canceling call.%n", (System.nanoTime() - startNanos) / 1e9f)
          call.cancel()

    /** The key of the message: General Config */
    public static final String LABELS_crawler_title_edit = "{labels.crawler_title_edit}";

    /** The key of the message: Schedule */
    public static final String LABELS_SCHEDULE = "{labels.schedule}";

    /** The key of the message: Enabled */
    public static final String LABELS_ENABLED = "{labels.enabled}";

    /** The key of the message: Delete old documents */

        verifyPathPattern("AdminReqheader", "/admin/reqheader/");
        verifyPathPattern("AdminRole", "/admin/role/");
        verifyPathPattern("AdminScheduler", "/admin/scheduler/");
        verifyPathPattern("AdminUser", "/admin/user/");
        verifyPathPattern("AdminWebauth", "/admin/webauth/");
        verifyPathPattern("AdminWebconfig", "/admin/webconfig/");
    }

                if (logger.isDebugEnabled()) {
                    logger.debug(s);
                }
            });
            task = new ProcessDestroyer(p, ist, commandDestroyTimeout);
            destoryTimer.schedule(task, commandTimeout);
            ist.start();

            if (logger.isDebugEnabled()) {
                logger.debug("Waiting for {}.", getName());
            }

        // Setup test with mock ScheduledJobBhv
        final AtomicInteger callCount = new AtomicInteger(0);
        final List<ScheduledJob> scheduledJobs = new ArrayList<>();

        // Create test scheduled jobs
        ScheduledJob job1 = new ScheduledJob() {
            @Override
            public String getId() {
                return "job1";
            }

            @Override