March 23, 2025
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A complete list of Couchbase-Server system events.

The system events listed on this page are generated by Couchbase Server in response to calls made with the REST API. The system events are classified according to the service or component that generates them: these are Cluster Manager, Data Service, XDCR, Query Service, Index Service, Search Service, Eventing Service, Analytics Service, Backup Service, Views, and Security.

For an overview of system events, see System Events. For information on using the REST API to return system events, see Getting System Events.

Cluster Manager

The following system events are returned for the Cluster Manager.

ID Description Severity Additional Information

0

Node successfully joined the cluster

Info

Node added and node services.

1

Service started

Info

NA

2

Rebalance initiated

Info

Active, keep, eject, delta, and failed nodes.

3

Rebalance completed

Info

Active, keep, eject, delta, and failed nodes.

4

Rebalance failed

Error

Active, keep, eject, delta, and failed nodes.

5

Rebalance interrupted

Info

Active, keep, eject, delta, and failed nodes.

6

Graceful failover initiated

Info

Trigger method, node, and orchestrator.

7

Graceful failover completed

Info

Trigger method, node, and orchestrator.

8

Graceful failover failed

Info

Trigger method, node, and orchestrator.

9

Graceful failover interrupted

Info

Trigger method, node, and orchestrator.

10

Hard failover initiated

Info

Trigger type, node, and orchestrator.

11

Hard failover completed

Info

Trigger type, node, and orchestrator.

12

Hard failover failed

Info

Trigger type, node, and orchestrator.

13

Hard failover interrupted

Info

Trigger type, node, and orchestrator.

14

Auto failover initiated

Info

Node, master node, threshold, and reason.

15

Auto failover completed

Info

Node, master node, time taken, threshold, reason, and completion message.

16

Auto failover failed

Info

Node, master node, time taken, threshold, and reason.

17

Auto failover warning

Warn

NA

18

Master selected

Info

Old and new masters.

19

Service crashed

Error

Name, process ID, and exit status.

20

Node down

Info

Node.

21

CB collect started

Info

Event details.

22

CB collect completed

Info

Event details.

23

CB collect failed

Info

Event details.

Data Service

The following system events are returned for the Data Service.

ID Description Severity Additional Information

8192

Bucket created

Info

Bucket name, uuid, type, and settings.

8193

Bucket deleted

Info

Bucket name and uuid.

8194

Scope created

Info

Bucket name, bucket uuid, and scope.

8195

Scope deleted

Info

Bucket name, bucket uuid, and scope.

8196

Collection created

Info

Bucket name, uuid, scope, and collection.

8197

Collection deleted

Info

Bucket name, uuid, scope, and collection.

8198

Bucket flushed

Info

Bucket name and uuid.

8199

Bucket online

Info

Bucket name and uuid.

8200

Bucket offline

Info

Bucket uuid.

8201

Bucket configuration changed

Info

Bucket name, uuid, type, old settings, and new settings.

8202

Memcached configuration changed

Info

Old settings and new settings.

8203

Bucket auto reprovisioned

Info

Bucket name, uuid, nodes, and nodes restarted on.

8204

Bucket pause initiated

Info

Event details.

8205

Bucket pause completed

Info

Event details.

8206

Bucket pause failed

Info

Event details.

8207

Bucket pause stopped

Info

Event details.

8208

Bucket resume initiated

Info

Event details.

8209

Bucket resume completed

Info

Event details.

8210

Bucket resume failed

Info

Event details.

8211

Bucket resume stopped

Info

Event details.

XDCR

The following system events are returned for XDCR.

ID Description Severity Additional Information

7168

Create remote cluster ref

Info

Hostname, uuid, encryption type, and name.

7169

Update remote cluster ref

Info

Hostname, uuid, encryption type, and name.

7170

Delete remote cluster ref

Info

Hostname, uuid, encryption type, and name.

7171

Create replication

Info

Source and target buckets, replication ID, remote cluster name, and filter expression.

7172

Pause replication

Info

Source and target buckets, replication ID, remote cluster name, and filter expression.

7173

Resume replication

Info

Source and target buckets, replication ID, remote cluster name, and filter expression.

7174

Delete replication

Info

Source and target buckets, replication ID, remote cluster name, and filter expression.

7175

Update default replication setting

Info

Source and target buckets, and replication ID.

7176

Update replication setting

Info

Source and target buckets, and replication ID.

Query Service

The following system events are returned for the Query Service.

ID Description Severity Additional Information

1024

Service crashed

Error

Details of the crash, including a stack trace.

1025

Configuration changed

Info

Details of updates that have occurred to Query-Service settings.

1026

Quota exceeded

Info

Details of an event that has exceeded its memory-quota limit, including its request ID.

Index Service

The following system events are returned for the Index Service.

ID Description Severity Additional Information

2048

Index settings changed

Info

Old and new settings.

2049

Projector settings changed

Info

Old and new settings.

2050

Query client settings changed

Info

Old and new settings.

2051

Indexer process crashed

Fatal

None.

2052

Projector process crashed

Fatal

None.

2053

Query client crashed

Fatal

None.

2054

Index instance or partition created

Info

IDs for definition, instance, index, and replica; group and module.

2056

Index instance or partition dropped

Info

IDs for definition, instance, index, and replica; group and module.

2057

Index instance or partition online

Info

IDs for definition, instance, index, and replica; group and module.

2058

Index partition merged

Info

IDs for definition, instance, index, and replica; group and module.

2059

Index instance or partition error state change

Error

IDs for definition, instance, index, and replica; group, module, and error string.

2060

Index scheduled creation error

Error

Hostname, uuid, encryption type, and name.

2061

Index scheduled for creation

Info

IDs for definition, instance, index, and replica; group and module.

Search Service

The following system events are returned for the Search Service.

ID Description Severity Additional Information

3072

Service started

Info

Service name.

3073

Index created

Info

Index name and uuid; source name.

3074

Index updated

Info

Index name and uuid; source name.

3075

Index deleted

Info

Index name and uuid; source name.

3076

Setting updated

Info

Hostname, uuid, encryption type, and name.

4095

Crash

Fatal

Details.

Eventing Service

The following system events are returned for the Eventing Service.

ID Description Severity Additional Information

4096

Eventing-producer startup

Info

NA

4097

Eventing-consumer process startup

Info

Worker name, PID.

4098

Eventing-consumer process crash

Info

Worker name, PID.

4099

Tracing started

Info

NA

4100

Tracing stopped

Info

Tracing execution-time.

4101

Debugger started

Info

Function name.

4102

Debugger stopped

Info

Debugger execution-time. Function name.

4103

Create function

Info

UUID of function.

4104

Delete function

Info

UUID of function.

4105

Import functions

Info

List of UUIDs of all imported functions.

4106

Export functions

Info

List of UUIDs of all exported functions.

4107

Back up functions

Info

List of UUIDs of all backed-up functions.

4108

Restore functions

Info

List of UUIDs of all restored functions.d

4109

Function deployed

Info

UUID of function. Boundary setting (from everything or from now).

4110

Function undeployed

Info

UUID of function.

4111

Function paused

Info

UUID of function.

4112

Function resumed

Info

UUID of function.

4113

Clean up eventing

Info

NA

4114

Killing all eventing consumers and the eventing producer

Info

NA

4115

Trigger GC

Info

NA

4116

Freeing up OS memory

Info

NA

4117

Set global eventing configuration

Info

New configuration.

4118

Clear eventing function statistics

Info

List of UUIDs of all functions whose settings are cleared.

Analytics Service

The following system events are returned for the Analytics Service.

ID Description Severity Additional Information

5120

Analytics process started

Info

Process name and PID.

5121

Analytics process crashed

Error

Process name and PID, and exit code and detail.

5122

Analytics process exited

Info

Process name and PID.

5123

Analytics topology change started

Info

Topology.

5124

Analytics topology change failed

Error

Topology.

5125

Analytics topology change completed

Info

Topology.

5254

Analytics collection created

Info

Scope name, collection name, link scope name, link name, and source (shadows → bucket name, scope name, collection name and UID).

5255

Analytics collection mapped

Info

Bucket, scope, and collection names, and collection UID.

5256

Analytics collection dropped

Info

Link scope name, link name, and source (shadows → bucket name, scope name, collection name, and collection UID).

5257

Analytics collection detached

Warn

Scope and collection names.

5258

Analytics collection attached

Info

Scope and collection names, and collection UID.

5259

Analytics collection rolled back

Warn

Scope and collection names.

5260

Analytics scope created

Info

Scope name.

5261

Analytics scope dropped

Info

Scope name.

5262

Analytics index created

Info

Scope name, index name, and collection name.

5263

Analytics index dropped

Info

Scope name, index name, and collection name.

5264

Analytics link created

Info

Scope name, link name, link type, (couchbase) encryption, host name, cluster UUID, (s3) region, and service endpoint, (azureblob) endpoint.

5265

Analytics link altered

Info

Scope name, link name, link type, (couchbase) encryption, host name, cluster UUID, (s3) region, and service endpoint, (azureblob) endpoint.

5266

Analytics link dropped

Info

Scope and link names.

5267

Analytics link connected

Info

Scope and link names.

5268

Analytics link disconnected

Info

Scope and link names.

5269

Analytics settings changed

Info

Scope (node | service) and settings (each option name, with its old and new values).

5270

Analytics user-defined library created

Info

Scope and library names, and library type.

5271

Analytics user-defined library replaced

Info

Scope and library names, and library type.

5272

Analytics user-defined library dropped

Info

Scope and library names, and library type.

5273

Analytics user-defined function created

Info

Library name, library scope name, scope name, UDF name, arity, and external function ID.

5274

Analytics user-defined function replaced

Info

Library name, library scope name, scope name, UDF name, arity, and external function ID.

5275

Analytics user-defined function dropped

Info

Scope name, UDF name, and arity.

5276

Analytics synonym created

Info

Scope name, synonym name, target scope name, and target collection name.

5277

Analytics synonym dropped

Info

Scope name and synonym name.

5278

Analytics view created

Info

Scope name and view name.

5279

Analytics view replaced

Info

Scope name and view name.

5280

Analytics view dropped

Info

Scope name and view name.

5281

Analytics bucket connected

Info

Scope name, link name, and bucket name.

5282

Analytics bucket connect failed

Error

Scope name, link name, bucket name, and cause.

5283

Analytics bucket connect disconnected

Info

Scope name, link name, and bucket name.

5284

Analytics partitions topology updated

Info

Topology.

5285

Analytics Link Trusted CAs Version Updated

Info

Scope name, link name, and old and new versions.

5286

Analytics Cluster State Updated

Info

Previous state and new state.

Backup Service

The following system events are returned for the Backup Service.

ID Description Severity Additional Information

6144

The service configuration has changed

Info

Configuration

6145

A new plan was created

Info

Plan name.

6146

A plan has been updated

Info

Plan name.

6147

A plan has been deleted

Warn

Plan name.

6148

A scheduled or one-off task has started

Info

Cluster, repository, run type, and name.

6149

A scheduled or one-off task has completed

Info

Cluster, repository, run type, and name.

6150

A scheduled or one-off task has failed

Error

Cluster, repository, run type, name, and error message.

6151

Restore started

Info

NA

6152

Restore completed

Info

NA

6153

Restore failed

Error

NA

6154

Merge started

Info

NA

6155

Merge completed

Info

NA

6156

Merge failed

Error

NA

6157

A new repository has been created

Info

Cluster, repository ID and name.

6158

A repository has been deleted

Warn

Cluster, name, and state.

6159

A repository has been archived

Warn

Cluster, old name, and new name.

6160

A repository has been imported

Info

Cluster and repository ID.

6161

A repository has been paused, no more tasks will be scheduled

Info

Cluster and name.

6162

A repository has been resumed, tasks will resume being scheduled

Info

Cluster and name.

Views

The following system events are returned for Views.

ID Description Severity Additional Information

10240

Ddoc created

Info

Bucket, design document ID, and number of views.

10241

Ddoc deleted

Info

Bucket and design document ID.

10242

Ddoc modified

Info

Bucket, design document ID, and number of views.

10243

View engine settings changed

Info

Section, key, old value, and new value.

Security

The following system events are returned for Security.

ID Description Severity Additional Information

9216

Audit enabled

Info

Old and new settings.

9217

Audit disabled

Info

None.

9218

Audit configuration changed

Info

Old and new settings.

9219

LDAP configuration changed

Info

Old and new settings.

9220

Security configuration changed

Info

Old and new settings.

9221

saslauthd configuration changed

Info

Old and new settings.

9222

Password policy changed

Info

Old and new settings.

9223

User added

Info

Hash of user name, and domain.

9224

User deleted

Info

Hash of user name, and domain.

9225

Group added

Info

Hash of group name.

9226

Group deleted

Info

Hash of group name.