<type>String</type>
          <description>The mechanism used to deliver notifications.</description>
        </field>
        <field>
          <name>sendOnError</name>
          <version>4.0.0+</version>
          <defaultValue>true</defaultValue>
          <type>boolean</type>
          <description>Whether to send notifications on error.</description>
        </field>
        <field>

            "Crawler,crawler,Bot,bot,Slurp,Yeti,Baidu,Steeler,ichiro,hotpage,Feedfetcher,ia_archiver,Y!J-BRI,Google Desktop,Seznam,Tumblr,YandexBot,Chilkat,CloudFront,Mediapartners,MSIE 6";

    /** Default from email address for notifications. */
    public static final String DEFAULT_FROM_EMAIL = "Administrator <root@localhost>";

    // ============================================================
    // Crawler Info Map Keys

    startSignal.countDown();

    try {
      doneSignal.await();
    } catch (InterruptedException e) {
      throw new RuntimeException(e);
    }

    map.cleanUp(); // force notifications
    assertThat(listener.isEmpty()).isTrue();
    assertThat(map.containsKey(one)).isTrue();
    assertThat(map).hasSize(1);
    assertThat(map.get(one)).isSameInstanceAs(computedObject);
  }

		HTTPStatusCode: http.StatusNotFound,
	},

	// Bucket notification related errors.
	ErrEventNotification: {
		Code:           "InvalidArgument",
		Description:    "A specified event is not supported for notifications.",
		HTTPStatusCode: http.StatusBadRequest,
	},
	ErrARNNotification: {
		Code:           "InvalidArgument",

// memberships cache. If the specified group does not exist in
// storage, it is removed from in-memory maps as well - this
// simplifies the implementation for group removal. This is called
// only via IAM notifications.
func (sys *IAMSys) LoadGroup(ctx context.Context, objAPI ObjectLayer, group string) error {
	if !sys.Initialized() {
		return errServerNotInitialized
	}

	return sys.store.GroupNotificationHandler(ctx, group)

			cancel()
		}
	}

	domain := globalDomainNames
	services := madmin.Services{
		LDAP:          ldap,
		Logger:        log,
		Audit:         audit,
		Notifications: notifyTarget,
	}
	{
		ctx2, cancel := context.WithTimeout(ctx, operationTimeout)
		services.KMSStatus = fetchKMSStatus(ctx2)
		cancel()
	}

	return madmin.InfoMessage{

          readCount.set(0);
        } finally {
          unlock();
        }
      }
    }

    void runUnlockedCleanup() {
      // locked cleanup may generate notifications we can send unlocked
      if (!isHeldByCurrentThread()) {
        map.processPendingNotifications();
      }
    }
  }

  static class LoadingValueReference<K, V> implements ValueReference<K, V> {

	c.Assert(err, nil)

	// execute the request.
	response, err = s.client.Do(req)
	c.Assert(err, nil)
	verifyError(c, response, "InvalidArgument", "A specified event is not supported for notifications.", http.StatusBadRequest)

	req, err = newTestSignedRequest(http.MethodGet,
		getListenNotificationURL(s.endPoint, bucketName, []string{tooBigPrefix}, []string{}, validEvents),
		0, nil, s.accessKey, s.secretKey, s.signer)

* Update GitHub action issue-manager. PR [#1520](https://github.com/tiangolo/fastapi/pull/1520).
* Add new links:
    * **English articles**:
        * [Real-time Notifications with Python and Postgres](https://wuilly.com/2019/10/real-time-notifications-with-python-and-postgres/) by [Guillermo Cruz](https://wuilly.com/).

* Fix memory cgroup notifications, and reduce associated log spam. ([#63220](https://github.com/kubernetes/kubernetes/pull/63220), [@dashpole](https://github.com/dashpole))