} catch (e: Exception) {
      synchronized(failures) {
        failures.add(e)
      }
    }
  }

  @Throws(UnknownHostException::class)
  private fun throwBestFailure(
    hostname: String,
    failures: List<Exception>,
  ): List<InetAddress> {
    if (failures.isEmpty()) {
      throw UnknownHostException(hostname)
    }

    val failure = failures[0]

    if (failure is UnknownHostException) {

      }
    }

    if (failures.isNotEmpty()) {
      for (failure in failures) {
        println(failure)
      }
      throw failures.first()
    }
  }

  private fun testToAscii(
    input: String,
    output: String?,
    comment: String?,
  ) {
    val url = "https://$input/".toHttpUrlOrNull()
    assertThat(url?.host, name = comment ?: input).isEqualTo(output)
  }

                    // Expected
                }
            }

            // Circuit should be OPEN after 3 failures
            assertEquals(State.OPEN, customCb.getState(), "Circuit should be OPEN after regular failures");
            assertEquals(3, customCb.getFailureCount(), "Should have 3 failures");

            // Reset for custom predicate test
            customCb.reset();

            int failures = consecutiveFailures.incrementAndGet();
            if (failures >= failureThreshold) {
                if (state.compareAndSet(State.CLOSED, State.OPEN)) {
                    stateChangeTime.set(System.currentTimeMillis());
                    log.warn("Circuit breaker {} opened after {} consecutive failures", name, failures);
                }
            }
        }
    }

    /**

		"Number of failures in GET requests proxied to replication target",
		bucketL, targetArnL)
	bucketReplProxiedGetRequestsTotalMD = NewCounterMD(bucketReplProxiedGetRequestsTotal,
		"Number of GET requests proxied to replication target",
		bucketL, targetArnL)
	bucketReplProxiedGetTaggingRequestsFailuresMD = NewCounterMD(bucketReplProxiedGetTaggingRequestsFailures,

// previous results
func (dt *dynamicTimeout) adjust(entries [dynamicTimeoutLogSize]time.Duration) {
	failures, maxDur := 0, time.Duration(0)
	for _, dur := range entries[:] {
		if dur == maxDuration {
			failures++
		} else if dur > maxDur {
			maxDur = dur
		}
	}

	failPct := float64(failures) / float64(len(entries))

	if failPct > dynamicTimeoutIncreaseThresholdPct {

import java.net.URI
import okhttp3.internal.format

class RecordingProxySelector : ProxySelector() {
  @JvmField val proxies = mutableListOf<Proxy>()

  val requestedUris = mutableListOf<URI>()
  val failures = mutableListOf<String>()

  override fun select(uri: URI): List<Proxy> {
    requestedUris.add(uri)
    return proxies
  }

  fun assertRequests(vararg expectedUris: URI?) {

                    // Exponential backoff on errors: max 30 seconds, based on consecutive failures
                    try {
                        int failures = Math.min(registration.getHeartbeatFailures(), MAX_FAILURE_LIMIT);
                        long backoffDelay = Math.min(MAX_ERROR_BACKOFF, BASE_ERROR_DELAY * (1L << failures));
                        Thread.sleep(backoffDelay);

        int failures = getFailureCount(handle);

        // Base interval starts at 1 second, increases with failures
        // Max interval is 30 seconds for inactive directories
        return Math.min(MAX_POLL_INTERVAL, BASE_POLL_INTERVAL + (failures * 2000));
    }

    /**
     * Get failure count for a handle
     *
     * @param handle notification handle

      description: |
        Please only use this template for submitting reports about flaky tests or jobs (pass or fail with no underlying change in code) in Kubernetes CI.
        Links to go.k8s.io/triage and/or links to specific failures in spyglass are appreciated.
        Please see the deflaking doc (https://github.com/kubernetes/community/blob/master/contributors/devel/sig-testing/flaky-tests.md) for more guidance.
    validations:
      required: true