return false;
    }

    /**
     * Performs routine cleanup following a read. Normally cleanup happens during writes. If cleanup
     * is not observed after a sufficient number of reads, try cleaning up from the read thread.
     */
    void postReadCleanup() {
      if ((readCount.incrementAndGet() & DRAIN_THRESHOLD) == 0) {
        cleanUp();
      }
    }

    /**

      return false;
    }

    /**
     * Performs routine cleanup following a read. Normally cleanup happens during writes. If cleanup
     * is not observed after a sufficient number of reads, try cleaning up from the read thread.
     */
    void postReadCleanup() {
      if ((readCount.incrementAndGet() & DRAIN_THRESHOLD) == 0) {
        cleanUp();
      }
    }

    /**

    - [API Change](#api-change)
    - [Feature](#feature)
    - [Documentation](#documentation)
    - [Failing Test](#failing-test)
    - [Bug or Regression](#bug-or-regression)
    - [Other (Cleanup or Flake)](#other-cleanup-or-flake)
    - [Uncategorized](#uncategorized)
  - [Dependencies](#dependencies)
    - [Added](#added)
    - [Changed](#changed)
    - [Removed](#removed)
- [v1.30.0-rc.2](#v1300-rc2)

    assertEquals(liveCount, originalMap.size());
    // can't compare map contents until cleanup occurs

    for (int i = 1; i <= originalCount * 2; i *= 2) {
      if (i > 1) {
        segment.expand();
      }
      assertEquals(i, segment.table.length());
      assertEquals(liveCount, countLiveEntries(map, 0));
      // expansion cleanup is sloppy, with a goal of avoiding unnecessary copies

    assertEquals(liveCount, originalMap.size());
    // can't compare map contents until cleanup occurs

    for (int i = 1; i <= originalCount * 2; i *= 2) {
      if (i > 1) {
        segment.expand();
      }
      assertEquals(i, segment.table.length());
      assertEquals(liveCount, countLiveEntries(map, 0));
      // expansion cleanup is sloppy, with a goal of avoiding unnecessary copies

* Update cluster-proportional-autoscaler, etcd-empty-dir-cleanup, fluentd-gcp, and kube-addon-manager addons with refreshed base images containing fixes for CVE-2015-8271, CVE-2016-7543, CVE-2016-9841, CVE-2016-9843, CVE-2017-1000366, CVE-2017-2616, and CVE-2017-7507. ([#48011](https://github.com/kubernetes/ku...

    public static final String LABELS_ENABLED = "{labels.enabled}";

    /** The key of the message: Remove Documents Before */
    public static final String LABELS_day_for_cleanup = "{labels.day_for_cleanup}";

    /** The key of the message: Day(s) */
    public static final String LABELS_DAY = "{labels.day}";

    /** The key of the message: Update */

			Description: MetricDescription{
				Namespace: nodeMetricNamespace,
				Subsystem: ilmSubsystem,
				Name:      expiryMissedTierJournalTasks,
				Help:      "Number of tier journal entries cleanup missed due to busy system",
				Type:      counterMetric,
			},
		}
		expNumWorkers := MetricV2{
			Description: MetricDescription{
				Namespace: nodeMetricNamespace,
				Subsystem: ilmSubsystem,

     * hold a reference to the executor and thus to the combiner. What we really care about is that
     * the futures are released once the combiner is done running. But we happen to provide this
     * earlier cleanup at the moment, so we're testing it.
     */
    GcFinalization.awaitClear(future1Ref);
    GcFinalization.awaitClear(future2Ref);
  }

  @AndroidIncompatible
  @J2ktIncompatible
  @GwtIncompatible

     * hold a reference to the executor and thus to the combiner. What we really care about is that
     * the futures are released once the combiner is done running. But we happen to provide this
     * earlier cleanup at the moment, so we're testing it.
     */
    GcFinalization.awaitClear(future1Ref);
    GcFinalization.awaitClear(future2Ref);
  }

  @AndroidIncompatible
  @J2ktIncompatible
  @GwtIncompatible