| `minio_usage_last_activity_nano_seconds`   | Time elapsed (in nano seconds) since last scan activity.    |

# Bucket Metrics

MinIO collects the following metrics at the bucket level.
Each metric includes the ``bucket`` label to identify the corresponding bucket.
Metrics may include one or more additional labels, such as the server that calculated that metric.

          }
        };

    ExecutionException ee1 = getExpectingExecutionException(future);
    ExecutionException ee2 = getExpectingExecutionException(future);

    // Ensure we get a unique execution exception on each get
    assertThat(ee1).isNotSameInstanceAs(ee2);

    assertThat(ee1).hasCauseThat().isEqualTo(failure);
    assertThat(ee2).hasCauseThat().isEqualTo(failure);

    checkStackTrace(ee1);

    lock01 = factory3.newReentrantLock(OtherOrder.FIRST);
    lock02 = factory3.newReentrantLock(OtherOrder.SECOND);
    lock03 = factory3.newReentrantLock(OtherOrder.THIRD);
  }

  // In the unittest, create each ordered factory with its own set of lock
  // graph nodes (as opposed to using the static per-Enum map) to avoid
  // conflicts across different test runs.
  private <E extends Enum<E>>

    lock01 = factory3.newReentrantLock(OtherOrder.FIRST);
    lock02 = factory3.newReentrantLock(OtherOrder.SECOND);
    lock03 = factory3.newReentrantLock(OtherOrder.THIRD);
  }

  // In the unittest, create each ordered factory with its own set of lock
  // graph nodes (as opposed to using the static per-Enum map) to avoid
  // conflicts across different test runs.
  private <E extends Enum<E>>

        // Test at various positions in the buffer
        int[] positions = { 0, 10, 50, 100, 150 };

        for (int pos : positions) {
            when(mockConfig.getPid()).thenReturn(1234); // Mock getPid for each new instance
            response = new TestSmbComNtTransactionResponse(mockConfig); // Reset response

            // Fill buffer at position
            for (int i = 0; i < 37; i++) {

            domains.domains[0].sid = new jcifs.dcerpc.rpc.sid_t();
            rpc.domains = domains;

            // Names: provide account names and types for each SID
            lsarpc.LsarTransNameArray names = new lsarpc.LsarTransNameArray();
            names.count = in.length;
            names.names = new lsarpc.LsarTranslatedName[in.length];
            // First is a user

	if len(record) != size {
		size = len(record)
		record = strconv.Itoa(size) + " " + k + "=" + v + "\n"
	}
	return record, nil
}

// validPAXRecord reports whether the key-value pair is valid where each
// record is formatted as:
//
//	"%d %s=%s\n" % (size, key, value)
//
// Keys and values should be UTF-8, but the number of bad writers out there
// forces us to be more liberal.

        String[] origins = { "http://localhost:8080", "https://example.com", "http://subdomain.example.com", "https://example.com:3000" };

        for (String origin : origins) {
            resetMocks(); // Reset for each test
            mockRequest.setHeader("Origin", origin);
            mockRequest.setMethod("GET");
            TestCorsHandler handler = new TestCorsHandler();
            corsHandlerFactory.setHandler(handler);

        factory.buildAllPermutations(), builder -> builder.recordStats().build(identityLoader()));
  }

  private CacheBuilderFactory cacheFactory() {
    // This is trickier than expected. We plan to put 15 values in each of these (WARMUP_MIN to
    // WARMUP_MAX), but the tests assume no values get evicted. Even with a maximumSize of 100, one
    // of the values gets evicted. With weak keys, we use identity equality, which means using

        NtTransNotifyChange notify3 = new NtTransNotifyChange(mockConfig, 0x3333, FILE_NOTIFY_CHANGE_ATTRIBUTES, false);

        // Verify each instance maintains its own state
        byte[] dst1 = new byte[8];
        byte[] dst2 = new byte[8];
        byte[] dst3 = new byte[8];

        notify1.writeSetupWireFormat(dst1, 0);