}
                });
            }

            executor.shutdown();
            assertTrue(executor.awaitTermination(30, TimeUnit.SECONDS), "All threads should complete within timeout");

            // Analyze timing consistency across threads
            if (!timings.isEmpty()) {

        localhostIpv6,
      )

    client =
      clientTestRule
        .newClientBuilder()
        .eventListenerFactory(clientTestRule.wrap(eventRecorder))
        .connectTimeout(60, TimeUnit.SECONDS) // Deliberately exacerbate slow fallbacks.
        .dns { dnsResults }
        .fastFallback(true)
        .build()
    url =
      serverIpv4
        .url("/")
        .newBuilder()

    get() {
      if (executorServiceOrNull == null) {
        executorServiceOrNull =
          ThreadPoolExecutor(
            0,
            Int.MAX_VALUE,
            60,
            TimeUnit.SECONDS,
            SynchronousQueue(),
            threadFactory("$okHttpName Dispatcher", false),
          )
      }
      return executorServiceOrNull!!
    }

        // Load persisted handles on startup
        loadPersistedHandles();

        // Schedule periodic persistence and cleanup
        scheduler.scheduleAtFixedRate(this::periodicMaintenance, 30, 30, TimeUnit.SECONDS);
    }

    /**
     * Request a new durable handle
     * @param path the file path
     * @param type the handle type
     * @param timeout the timeout in milliseconds

- Renames the timeout field for the DelegatingAuthenticationOptions to TokenRequestTimeout and set the timeout only for the token review client. Previously the timeout was also applied to watches making them reconnecting every 10 seconds. ([#101102](https://github.com/kubernetes/kubernetes/pull/101102), [@p0lyn0mial](https://github.com/p0lyn0mial)) [SIG API Machinery, Auth and Cloud Provider]

        if (!closed.compareAndSet(false, true)) {
            return;
        }

        cleanupScheduler.shutdownNow();
        try {
            cleanupScheduler.awaitTermination(5, TimeUnit.SECONDS);
        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
            log.warn("Interrupted while shutting down cleanup scheduler", e);
        }

        int cleaned = forceCleanup();

        // Shutdown executor
        cleanupExecutor.shutdown();
        try {
            if (!cleanupExecutor.awaitTermination(5, TimeUnit.SECONDS)) {
                cleanupExecutor.shutdownNow();
            }
        } catch (InterruptedException e) {
            cleanupExecutor.shutdownNow();
            Thread.currentThread().interrupt();
        }

                    } finally {
                        latch.countDown();
                    }
                }).start();
            }

            latch.await(5, java.util.concurrent.TimeUnit.SECONDS);
            assertEquals(5, successCount.get(), "All concurrent calls should succeed");
        }
    }

				iamLogIf(ctx, fmt.Errorf("Failure in periodic refresh for IAM (duration: %s): %v", time.Since(refreshStart), err), logger.WarningKind)
			} else {
				took := time.Since(refreshStart).Seconds()
				if took > maxDurationSecondsForLog {
					// Log if we took a lot of time to load.
					logger.Info("IAM refresh took (duration: %.2fs)", took)
				}
			}

			// Run purge routines once in each hour.

      CallEnd::class,
    )
  }

  @Test
  fun failedCallEventSequence() {
    server.enqueue(
      MockResponse
        .Builder()
        .headersDelay(2, TimeUnit.SECONDS)
        .build(),
    )
    client =
      client
        .newBuilder()
        .readTimeout(Duration.ofMillis(250))
        .build()
    val call =
      client.newCallWithListener(