Viewing MRS Cluster Events

Updated on 2024-09-23 GMT+08:00

View PDF

The event list displays information about all events in a cluster, such as service restart and service termination.

Events are listed in the event list in chronological order by default, with the most recent events displayed at the top.

Prerequisites

The IAM users have been synchronized in advance. You can do this by clicking Synchronize next to IAM User Sync on the Dashboard page of the cluster details.
You have logged in to MRS Manager. For how to log in, see Accessing MRS Manager.

Viewing Cluster Events on the Management Console

Log in to the MRS console.
On the Active Clusters page, select a running cluster and click its name to switch to the cluster details page.
Choose Alarms > Events. On the displayed page, view event information.
Click Export All. In the displayed dialog box, select a save type and click OK.

Viewing Cluster Events on Manager

For MRS 3.x or later:

Choose O&M > Alarm > Events. On the displayed Events page, you can view information about all events in the cluster, including the event name, ID, severity, generation time, object, and location. By default, the latest 10 events are displayed on each page.

NOTE:

Click Export All to export all event details.
You can click to manually refresh the current page and click to filter columns to display.
You can filter events by object or cluster.
You can click Advanced Search to search for events by event ID, name, severity, start time, or end time.

You can click on the left of an event to view detailed event parameters. Table 1 describes the parameters.

**Table 1** Event parameters
Parameter	Description
Event ID	Event ID.
Event Name	Event name.
Event Severity	Event severity. The options are Critical, Major, Minor, and Suggestion.
Generated	Time when an event is generated.
Object	Possible cause of an event.
Serial Number	Number of events generated by the system.
Location	Detailed information for locating the event, which includes the following: Source: cluster for which the event is generated. ServiceName: service for which the event is generated. RoleName: role for which the event is generated. HostName: host for which the event is generated.
Additional Info	Error information.
Event Cause	Possible cause of an event.
Source	Cluster name.

For MRS 2.x or earlier:

Choose Alarms > Events. On the displayed page, you can view information about all events in the cluster, including the event name, ID, severity, and generation time.

You can click

on the left of an event to view detailed event parameters. Table 2 describes the parameters.

**Table 2** Event parameters
Parameter	Description
Event ID	Specifies the ID of an event.
Event Severity	Event severity. The options are Critical, Major, Minor, and Suggestion.
Event Name	Name of the generated event.
Generated	Time when the event is generated.
Location	Detailed information for locating the event.

Common Events of an MRS Cluster

**Table 3** Common events
Event ID	Event Name
12019	Stop Service
12020	Delete Service
12021	Stop RoleInstance
12022	Delete RoleInstance
12023	Delete Node
12024	Restart Service
12025	Restart RoleInstance
12026	Manager Switchover
12065	Restart Process
12070	Job Running Succeeded
12071	Job Running Failed
12072	Job Killed
12086	Restart Agent
12152	Start Periodic Replication
12153	Periodic Replication Completed
12154	Start Streaming Replication
12155	Restart Streaming Replication
12156	Stop Streaming Replication
12157	Skip Periodic Synchronization
14005	NameNode Switchover
14028	HDFS DiskBalancer Task
14029	Active NameNode Entered Security Mode and Generated New Fsimage
17001	Oozie Workflow Execution Failure
17002	Oozie Scheduled Job Execution Failure
18001	ResourceManager Switchover
18004	JobHistoryServer Switchover
19001	HMaster Failover
20003	Hue Failover
24002	Flume Channel Overflow
25001	LdapServer Failover
27000	DBServer Switchover
29001	Impala HaProxy Active/Standby Switchover
29002	Impala StateStoreCatalog Active/Standby Switchover
38003	Adjust Topic Data Storage Period
43014	Spark2x Data Skew
43015	Spark2x SQL Large Query Results
43016	Spark2x SQL Execution Timeout
43024	Start JDBCServer
43025	Stop JDBCServer
43026	ZooKeeper Connection Succeeded
43027	Zookeeper Connection Failed
44003	Coordinator Switchover