SonarQube Community Build | Server installation and setup | Deploying on Kubernetes | Setting up monitoring | List of Prometheus metrics
List of Prometheus metrics
On this page
Metrics exposed by the Web API
| Metric name | Type | Unit | Description |
|---|---|---|---|
| SonarQube_Database_PoolMaxConnections | Untyped | Connections | Maximum number of connections to the Database pool. |
| SonarQube_AsyncExecution_LargestWorkerCount | Untyped | n/a | Maximum number of asynchronous workers. |
| SonarQube_Database_PoolMinIdleConnections | Untyped | Connections | Minimum number of idle connections to the Database pool. |
| SonarQube_AsyncExecution_QueueSize | Untyped | n/a | Queue size for asynchronous jobs. |
| SonarQube_Database_PoolTotalConnections | Untyped | Connections | Total number of connections to the Database pool. |
| SonarQube_AsyncExecution_WorkerCount | Untyped | Workers | Total number of asynchronous job workers. |
| SonarQube_Database_PoolMaxLifeTimeMillis | Untyped | Milliseconds | Maximum time a connection can stay in the alive in the Database pool. |
| SonarQube_Database_PoolActiveConnections | Untyped | Connections | Maximum number of active connections in the Database pool. |
| SonarQube_Database_PoolMaxWaitMillis | Untyped | Milliseconds | Maximum time a connection can keep waiting in the Database pool. |
| SonarQube_Database_PoolIdleConnections | Untyped | Maximum number of idle connections in the Database pool. |
JMX metrics
Main SonarQube Community Build process
The metrics coming from the main Java process are listed below.
| Metric name | Type | Unit | Description |
|---|---|---|---|
| process_cpu_seconds_total | Counter | Seconds | Total user and system CPU time spent in seconds. |
| process_start_time_seconds | Gauge | Seconds | Start time of the process since Unix epoch in seconds. |
| process_open_fds | Gauge | n/a | Number of open file descriptors. |
| process_max_fds | Gauge | n/a | Maximum number of open file descriptors. |
| process_virtual_memory_bytes | Gauge | Bytes | Virtual memory size in bytes. |
| process_resident_memory_bytes | Gauge | Bytes | Resident memory size in bytes. |
Tomcat
The metrics coming from Tomcat are listed below. All metrics are untyped.
Connector
| Metric name | Description |
|---|---|
| Tomcat_Connector_portOffset | The offset that will be applied to the port to determine the actual port number used. |
| Tomcat_Connector_maxThreads | The maximum number of request processing threads to be created for the internal Executor. -1 indicates an external Executor is being used. |
| Tomcat_Connector_tcpNoDelay | Should we use TCP no delay? |
| Tomcat_Connector_maxParameterCount | The maximum number of parameters (GET plus POST) that will be automatically parsed by the container. 10000 by default. The default Tomcat server.xml configures a lower default of 1000. A value of less than 0 means no limit. |
| Tomcat_Connector_maxHeaderCount | The maximum number of headers that are allowed by the container. 100 by default. A value of less than 0 means no limit. |
| Tomcat_Connector_maxKeepAliveRequests | Maximum number of Keep-Alive requests to honor per connection. |
| Tomcat_Connector_allowTrace | Allow disabling TRACE method. |
| Tomcat_Connector_enableLookups | The 'enable DNS lookups' flag for this Connector. |
| Tomcat_Connector_localPort | The port number on which this connector is listening to requests. If the special value for port of zero is used then this method will report the actual port bound. |
| Tomcat_Connector_threadPriority | The thread priority for processors using the internal Executor. -1 indicates an external Executor is being used. |
| Tomcat_Connector_processorCache | The processor cache size. |
| Tomcat_Connector_xpoweredBy | Is generation of X-Powered-By response header enabled/disabled? |
| Tomcat_Connector_useIPVHosts | Should IP-based virtual hosting be used? |
| Tomcat_Connector_port | The port number (excluding any offset) on which this connector is configured to listen for requests. The special value of 0 means select a random free port when the socket is bound. |
| Tomcat_Connector_redirectPort | The redirect port (excluding any offset) for non-SSL to SSL redirects. |
| Tomcat_Connector_proxyPort | The Server port to which we should pretend requests to this Connector. |
| Tomcat_Connector_acceptCount | The accept count for this Connector. |
| Tomcat_Connector_maxSwallowSize | The maximum number of request body bytes to be swallowed by Tomcat for an aborted upload. |
| Tomcat_Connector_portWithOffset | The actual port number (including any offset) on which this connector is configured to listen for requests. |
| Tomcat_Connector_maxPostSize | Maximum size in bytes of a POST which will be handled by the servlet API provided features. |
| Tomcat_Connector_connectionTimeout | Timeout value on the incoming connection. |
| Tomcat_Connector_connectionLinger | Linger value on the incoming connection. |
Engine
| Metric name | Description |
|---|---|
| Tomcat_Engine_backgroundProcessorDelay | The processor delay for this component. |
| Tomcat_Engine_startChildren | Will children be started automatically when they are added? |
| Tomcat_Engine_startStopThreads | The number of threads to use when starting and stopping child Hosts. |
GlobalRequestProcessor
| Metric name | Description |
|---|---|
| Tomcat_GlobalRequestProcessor_bytesReceived | Amount of data received, in bytes. |
| Tomcat_GlobalRequestProcessor_bytesSent | Amount of data sent, in bytes. |
| Tomcat_GlobalRequestProcessor_errorCount | Number of errors for the GlobalRequestProcessor. |
| Tomcat_GlobalRequestProcessor_maxTime | Maximum time to process a request. |
| Tomcat_GlobalRequestProcessor_processingTime | Total time to process the requests. |
| Tomcat_GlobalRequestProcessor_requestCount | Number of requests processed for the GlobalRequestProcessor. |
Host
| Metric name | Description |
|---|---|
| Tomcat_Host_autoDeploy | The auto deploy flag for this Host. |
| Tomcat_Host_backgroundProcessorDelay | The processor delay for this component. |
| Tomcat_Host_copyXML | Should XML files be copied to $CATALINA_BASE/conf/{engine}/{host} by default when a web application is deployed? |
| Tomcat_Host_createDirs | Should we create directories upon startup for appBase and xmlBase? |
| Tomcat_Host_deployOnStartup | The deploy on startup flag for this Host. |
| Tomcat_Host_deployXML | Deploy Context XML config files property. |
| Tomcat_Host_startChildren | Will children be started automatically when they are added? |
| Tomcat_Host_startStopThreads | The number of threads to use when starting, stopping, and deploying child Contexts. |
| Tomcat_Host_undeployOldVersions | Determines if old versions of applications deployed using parallel deployment are automatically undeployed when no longer used. Requires autoDeploy to be enabled. |
| Tomcat_Host_unpackWARs | Unpack WARs property. |
Manager
| Metric name | Description |
|---|---|
| Tomcat_Manager_activeSessions | Number of active sessions at this moment. |
| Tomcat_Manager_duplicates | Number of duplicated session ids generated. |
| Tomcat_Manager_expiredSessions | Number of sessions that expired (doesn't include explicit invalidations). |
| Tomcat_Manager_maxActive | Maximum number of active sessions so far. |
| Tomcat_Manager_maxActiveSessions | The maximum number of active Sessions allowed, or -1 for no limit. |
| Tomcat_Manager_persistAuthentication | Indicates whether sessions shall persist authentication information when being persisted (e.g. across application restarts). |
| Tomcat_Manager_processExpiresFrequency | The frequency of the manager checks (expiration and passivation). |
| Tomcat_Manager_processingTime | Time spent doing housekeeping and expiration. |
| Tomcat_Manager_rejectedSessions | Number of sessions we rejected due to maxActive being reached. |
| Tomcat_Manager_sessionAverageAliveTime | Average time an expired session had been alive. |
| Tomcat_Manager_sessionCounter | Total number of sessions created by this manager. |
| Tomcat_Manager_sessionCreateRate | Session creation rate in sessions per minute. |
| Tomcat_Manager_sessionExpireRate | Session expiration rate in sessions per minute. |
| Tomcat_Manager_sessionMaxAliveTime | Longest time an expired session had been alive. |
| Tomcat_Manager_warnOnSessionAttributeFilterFailure | Should a WARN level log message be generated if a session attribute fails to match sessionAttributeNameFilter or sessionAttributeClassNameFilter? |
ProtocolHandler
| Metric name | Description |
|---|---|
| Tomcat_ProtocolHandler_acceptCount | Introspected attribute acceptCount. |
| Tomcat_ProtocolHandler_acceptorThreadCount | Introspected attribute acceptorThreadCount. |
| Tomcat_ProtocolHandler_acceptorThreadPriority | Introspected attribute acceptorThreadPriority. |
| Tomcat_ProtocolHandler_allowHostHeaderMismatch | Introspected attribute allowHostHeaderMismatch. |
| Tomcat_ProtocolHandler_aprRequired | Introspected attribute aprRequired. |
| Tomcat_ProtocolHandler_compressionMinSize | Introspected attribute compressionMinSize. |
| Tomcat_ProtocolHandler_connectionCount | Introspected attribute connectionCount. |
| Tomcat_ProtocolHandler_connectionLinger | Introspected attribute connectionLinger. |
| Tomcat_ProtocolHandler_connectionTimeout | Introspected attribute connectionTimeout. |
| Tomcat_ProtocolHandler_connectionUploadTimeout | Introspected attribute connectionUploadTimeout. |
| Tomcat_ProtocolHandler_desiredBufferSize | Introspected attribute desiredBufferSize. |
| Tomcat_ProtocolHandler_disableUploadTimeout | Introspected attribute disableUploadTimeout. |
| Tomcat_ProtocolHandler_keepAliveTimeout | Introspected attribute keepAliveTimeout. |
| Tomcat_ProtocolHandler_localPort | Introspected attribute localPort. |
| Tomcat_ProtocolHandler_maxConnections | Introspected attribute maxConnections. |
| Tomcat_ProtocolHandler_maxExtensionSize | Introspected attribute maxExtensionSize. |
| Tomcat_ProtocolHandler_maxHeaderCount | Introspected attribute maxHeaderCount. |
| Tomcat_ProtocolHandler_maxHttpHeaderSize | Introspected attribute maxHttpHeaderSize. |
| Tomcat_ProtocolHandler_maxHttpRequestHeaderSize | Introspected attribute maxHttpRequestHeaderSize. |
| Tomcat_ProtocolHandler_maxHttpResponseHeaderSize | Introspected attribute maxHttpResponseHeaderSize. |
| Tomcat_ProtocolHandler_maxKeepAliveRequests | Introspected attribute maxKeepAliveRequests. |
| Tomcat_ProtocolHandler_maxSavePostSize | Introspected attribute maxSavePostSize. |
| Tomcat_ProtocolHandler_maxSwallowSize | Introspected attribute maxSwallowSize. |
| Tomcat_ProtocolHandler_maxThreads | Introspected attribute maxThreads. |
| Tomcat_ProtocolHandler_maxTrailerSize | Introspected attribute maxTrailerSize. |
| Tomcat_ProtocolHandler_minSpareThreads | Introspected attribute minSpareThreads. |
| Tomcat_ProtocolHandler_nameIndex | Introspected attribute nameIndex. |
| Tomcat_ProtocolHandler_noCompressionStrongETag | Introspected attribute noCompressionStrongETag. |
| Tomcat_ProtocolHandler_paused | Introspected attribute paused. |
| Tomcat_ProtocolHandler_pollerThreadCount | Introspected attribute pollerThreadCount. |
| Tomcat_ProtocolHandler_pollerThreadPriority | Introspected attribute pollerThreadPriority. |
| Tomcat_ProtocolHandler_port | Introspected attribute port. |
| Tomcat_ProtocolHandler_portOffset | Introspected attribute portOffset. |
| Tomcat_ProtocolHandler_portWithOffset | Introspected attribute portWithOffset. |
| Tomcat_ProtocolHandler_processorCache | Introspected attribute processorCache. |
| Tomcat_ProtocolHandler_rejectIllegalHeader | Introspected attribute rejectIllegalHeader. |
| Tomcat_ProtocolHandler_rejectIllegalHeaderName | Introspected attribute rejectIllegalHeaderName. |
| Tomcat_ProtocolHandler_secure | Introspected attribute secure. |
| Tomcat_ProtocolHandler_selectorTimeout | Introspected attribute selectorTimeout. |
| Tomcat_ProtocolHandler_sendfileSupported | Introspected attribute sendfileSupported. |
| Tomcat_ProtocolHandler_serverRemoveAppProvidedValues | Introspected attribute serverRemoveAppProvidedValues. |
| Tomcat_ProtocolHandler_sessionCacheSize | Introspected attribute sessionCacheSize. |
| Tomcat_ProtocolHandler_sessionTimeout | Introspected attribute sessionTimeout. |
| Tomcat_ProtocolHandler_sniParseLimit | Introspected attribute sniParseLimit. |
| Tomcat_ProtocolHandler_sSLDisableCompression | Introspected attribute sSLDisableCompression. |
| Tomcat_ProtocolHandler_sSLDisableSessionTickets | Introspected attribute sSLDisableSessionTickets. |
| Tomcat_ProtocolHandler_sSLEnabled | Introspected attribute sSLEnabled. |
| Tomcat_ProtocolHandler_sSLHonorCipherOrder | Introspected attribute sSLHonorCipherOrder. |
| Tomcat_ProtocolHandler_sSLVerifyDepth | Introspected attribute sSLVerifyDepth. |
| Tomcat_ProtocolHandler_tcpNoDelay | Introspected attribute tcpNoDelay. |
| Tomcat_ProtocolHandler_threadPriority | Introspected attribute threadPriority. |
| Tomcat_ProtocolHandler_trustMaxCertLength | Introspected attribute trustMaxCertLength. |
| Tomcat_ProtocolHandler_useKeepAliveResponseHeader | Introspected attribute useKeepAliveResponseHeader. |
| Tomcat_ProtocolHandler_useSendfile | Introspected attribute useSendfile. |
| Tomcat_ProtocolHandler_useServerCipherSuitesOrder | Introspected attribute useServerCipherSuitesOrder. |
| Tomcat_ProtocolHandler_waitingProcessorCount | Introspected attribute waitingProcessorCount. |
Realm
| Metric name | Description |
|---|---|
| Tomcat_Realm_available | Introspected attribute available. |
| Tomcat_Realm_stripRealmForGss | Introspected attribute stripRealmForGss. |
| Tomcat_Realm_throwOnFailure | Introspected attribute throwOnFailure. |
| Tomcat_Realm_transportGuaranteeRedirectStatus | Introspected attribute transportGuaranteeRedirectStatus. |
| Tomcat_Realm_validate | Introspected attribute validate. |
RequestProcessor
| Metric name | Description |
|---|---|
| Tomcat_RequestProcessor_bytesReceived | Introspected attribute bytesReceived. |
| Tomcat_RequestProcessor_bytesSent | Introspected attribute bytesSent. |
| Tomcat_RequestProcessor_contentLength | Introspected attribute contentLength. |
| Tomcat_RequestProcessor_errorCount | Introspected attribute errorCount. |
| Tomcat_RequestProcessor_lastRequestProcessingTime | Introspected attribute lastRequestProcessingTime. |
| Tomcat_RequestProcessor_maxTime | Introspected attribute maxTime. |
| Tomcat_RequestProcessor_processingTime | Introspected attribute processingTime. |
| Tomcat_RequestProcessor_requestBytesReceived | Introspected attribute requestBytesReceived. |
| Tomcat_RequestProcessor_requestBytesSent | Introspected attribute requestBytesSent. |
| Tomcat_RequestProcessor_requestCount | Introspected attribute requestCount. |
| Tomcat_RequestProcessor_requestProcessingTime | Introspected attribute requestProcessingTime. |
| Tomcat_RequestProcessor_serverPort | Introspected attribute serverPort. |
| Tomcat_RequestProcessor_stage | Introspected attribute stage. |
Server
| Metric name | Description |
|---|---|
| Tomcat_Server_port | TCP port (excluding any offset) for shutdown messages. |
| Tomcat_Server_portOffset | The offset applied to port and to the port attributes of any nested connectors. |
| Tomcat_Server_portWithOffset | Actual TCP port (including any offset) for shutdown messages. |
Servlet
| Metric name | Description |
|---|---|
| Tomcat_Servlet_available | The date and time at which this servlet will become available (in milliseconds since the epoch), or zero if the servlet is available. If this value equals Long.MAX_VALUE, the unavailability of this servlet is considered permanent. |
| Tomcat_Servlet_asyncSupported | Async support. |
| Tomcat_Servlet_backgroundProcessorDelay | The processor delay for this component. |
| Tomcat_Servlet_classLoadTime | Time taken to load the Servlet class. |
| Tomcat_Servlet_countAllocated | The count of allocations that are currently active (even if they are for the same instance, as will be true on a non-STM servlet). |
| Tomcat_Servlet_errorCount | Error count. |
| Tomcat_Servlet_loadOnStartup | The load-on-startup order value (negative value means load on first call) for this servlet. |
| Tomcat_Servlet_loadTime | Time taken to load and initialize the Servlet. |
| Tomcat_Servlet_maxInstances | Deprecated. Will be removed in Tomcat 10.1 onwards. Maximum number of STM instances. |
| Tomcat_Servlet_maxTime | Maximum processing time of a request. |
| Tomcat_Servlet_minTime | Minimum processing time of a request. |
| Tomcat_Servlet_processingTime | Total execution time of the servlet's service method. |
| Tomcat_Servlet_requestCount | Number of requests processed by this wrapper. |
| Tomcat_Servlet_singleThreadModel | Deprecated. Will be removed in Tomcat 10.1 onwards. Does this servlet implement the SingleThreadModel interface? |
SSLHostConfig
| Metric name | Description |
|---|---|
| Tomcat_SSLHostConfig_certificateVerificationDepth | Introspected attribute certificateVerificationDepth. |
| Tomcat_SSLHostConfig_certificateVerificationDepthConfigured | Introspected attribute certificateVerificationDepthConfigured. |
| Tomcat_SSLHostConfig_disableCompression | Introspected attribute disableCompression. |
| Tomcat_SSLHostConfig_disableSessionTickets | Introspected attribute disableSessionTickets. |
| Tomcat_SSLHostConfig_honorCipherOrder | Introspected attribute honorCipherOrder. |
| Tomcat_SSLHostConfig_insecureRenegotiation | Introspected attribute insecureRenegotiation. |
| Tomcat_SSLHostConfig_openSslConfContext | Introspected attribute openSslConfContext. |
| Tomcat_SSLHostConfig_openSslContext | Introspected attribute openSslContext. |
| Tomcat_SSLHostConfig_revocationEnabled | Introspected attribute revocationEnabled. |
| Tomcat_SSLHostConfig_sessionCacheSize | Introspected attribute sessionCacheSize. |
| Tomcat_SSLHostConfig_sessionTimeout | Introspected attribute sessionTimeout. |
| Tomcat_SSLHostConfig_tls13RenegotiationAvailable | Introspected attribute tls13RenegotiationAvailable. |
SocketProperties
| Metric name | Description |
|---|---|
| Tomcat_SocketProperties_appReadBufSize | Introspected attribute appReadBufSize. |
| Tomcat_SocketProperties_appWriteBufSize | Introspected attribute appWriteBufSize. |
| Tomcat_SocketProperties_bufferPool | Introspected attribute bufferPool. |
| Tomcat_SocketProperties_bufferPoolSize | Introspected attribute bufferPoolSize. |
| Tomcat_SocketProperties_directBuffer | Introspected attribute directBuffer. |
| Tomcat_SocketProperties_directBufferPool | Introspected attribute directBufferPool. |
| Tomcat_SocketProperties_directSslBuffer | Introspected attribute directSslBuffer. |
| Tomcat_SocketProperties_eventCache | Introspected attribute eventCache. |
| Tomcat_SocketProperties_processorCache | Introspected attribute processorCache. |
| Tomcat_SocketProperties_soLingerOn | Introspected attribute soLingerOn. |
| Tomcat_SocketProperties_soLingerTime | Introspected attribute soLingerTime. |
| Tomcat_SocketProperties_soReuseAddress | Introspected attribute soReuseAddress. |
| Tomcat_SocketProperties_soTimeout | Introspected attribute soTimeout. |
| Tomcat_SocketProperties_tcpNoDelay | Introspected attribute tcpNoDelay. |
| Tomcat_SocketProperties_timeoutInterval | Introspected attribute timeoutInterval. |
| Tomcat_SocketProperties_unlockTimeout | Introspected attribute unlockTimeout. |
StringCache
| Metric name | Description |
|---|---|
| Tomcat_StringCache_accessCount | Introspected attribute accessCount. |
| Tomcat_StringCache_byteEnabled | Introspected attribute byteEnabled. |
| Tomcat_StringCache_cacheSize | Introspected attribute cacheSize. |
| Tomcat_StringCache_charEnabled | Introspected attribute charEnabled. |
| Tomcat_StringCache_hitCount | Introspected attribute hitCount. |
| Tomcat_StringCache_trainThreshold | Introspected attribute trainThreshold. |
ThreadPool
| Metric name | Description |
|---|---|
| Tomcat_ThreadPool_acceptCount | Tomcat ThreadPool acceptCount. |
| Tomcat_ThreadPool_acceptorThreadCount | Tomcat ThreadPool acceptorThreadCount. |
| Tomcat_ThreadPool_acceptorThreadPriority | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=acceptorThreadPriority |
| Tomcat_ThreadPool_alpnSupported | Tomcat ThreadPool alpnSupported. |
| Tomcat_ThreadPool_bindOnInit | Tomcat ThreadPool bindOnInit. |
| Tomcat_ThreadPool_connectionCount | Tomcat ThreadPool connectionCount. |
| Tomcat_ThreadPool_connectionLinger | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=connectionLinger |
| Tomcat_ThreadPool_connectionTimeout | Tomcat ThreadPool connection timeout. |
| Tomcat_ThreadPool_currentThreadCount | Tomcat ThreadPool currentThreadCount. |
| Tomcat_ThreadPool_currentThreadsBusy | The number of currently busy threads in the ThreadPool. |
| Tomcat_ThreadPool_daemon | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=daemon |
| Tomcat_ThreadPool_deferAccept | Tomcat ThreadPool deferAccept. |
| Tomcat_ThreadPool_executorTerminationTimeoutMillis | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=executorTerminationTimeoutMillis |
| Tomcat_ThreadPool_keepAliveCount | Tomcat ThreadPool keepAliveCount. |
| Tomcat_ThreadPool_keepAliveTimeout | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=keepAliveTimeout |
| Tomcat_ThreadPool_localPort | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=localPort |
| Tomcat_ThreadPool_maxConnections | Tomcat ThreadPool maxConnections. |
| Tomcat_ThreadPool_maxKeepAliveRequests | Tomcat ThreadPool maxKeepAliveRequests. |
| Tomcat_ThreadPool_maxThreads | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=maxThreads |
| Tomcat_ThreadPool_minSpareThreads | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=minSpareThreads |
| Tomcat_ThreadPool_paused | Tomcat ThreadPool paused. |
| Tomcat_ThreadPool_pollerThreadCount | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=pollerThreadCount |
| Tomcat_ThreadPool_pollerThreadPriority | Tomcat ThreadPool pollerThreadPriority. |
| Tomcat_ThreadPool_port | Tomcat ThreadPool port. |
| Tomcat_ThreadPool_portOffset | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=portOffset |
| Tomcat_ThreadPool_portWithOffset | Tomcat ThreadPool portWithOffset. |
| Tomcat_ThreadPool_running | Tomcat ThreadPool running. |
| Tomcat_ThreadPool_selectorTimeout | Introspected attribute selectorTimeout. |
| Tomcat_ThreadPool_sniParseLimit | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=sniParseLimit |
| Tomcat_ThreadPool_sSLEnabled | Tomcat ThreadPool sSLEnabled. |
| Tomcat_ThreadPool_tcpNoDelay | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=tcpNoDelay |
| Tomcat_ThreadPool_threadPriority | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=threadPriority |
| Tomcat_ThreadPool_useInheritedChannel | Tomcat ThreadPool useInheritedChannel. |
| Tomcat_ThreadPool_useSendfile | Tomcat:name="http-nio-0.0.0.0-9000",type=ThreadPool,attribute=useSendfile |
UtilityExecutor
| Metric name | Description |
|---|---|
| Tomcat_UtilityExecutor_activeCount | Introspected attribute activeCount. |
| Tomcat_UtilityExecutor_completedTaskCount | Introspected attribute completedTaskCount. |
| Tomcat_UtilityExecutor_continueExistingPeriodicTasksAfterShutdownPolicy | Introspected attribute continueExistingPeriodicTasksAfterShutdownPolicy. |
| Tomcat_UtilityExecutor_corePoolSize | Introspected attribute corePoolSize. |
| Tomcat_UtilityExecutor_executeExistingDelayedTasksAfterShutdownPolicy | Introspected attribute executeExistingDelayedTasksAfterShutdownPolicy. |
| Tomcat_UtilityExecutor_largestPoolSize | Introspected attribute largestPoolSize. |
| Tomcat_UtilityExecutor_maximumPoolSize | Introspected attribute maximumPoolSize. |
| Tomcat_UtilityExecutor_poolSize | Introspected attribute poolSize. |
| Tomcat_UtilityExecutor_removeOnCancelPolicy | Introspected attribute removeOnCancelPolicy. |
| Tomcat_UtilityExecutor_shutdown | Introspected attribute shutdown. |
| Tomcat_UtilityExecutor_taskCount | Introspected attribute taskCount. |
| Tomcat_UtilityExecutor_terminated | Introspected attribute terminated. |
| Tomcat_UtilityExecutor_terminating | Introspected attribute terminating. |
Valve
| Metric name | Description |
|---|---|
| Tomcat_Valve_asyncSupported | Does this valve support async reporting? |
| Tomcat_Valve_birthTime | Introspected attribute birthTime. |
| Tomcat_Valve_cache | Should we cache authenticated Principals if the request is part of an HTTP session? |
| Tomcat_Valve_changeSessionIdOnAuthentication | Controls if the session ID is changed if a session exists at the point where users are authenticated. |
| Tomcat_Valve_disableProxyCaching | Controls the caching of pages that are protected by security constraints. |
| Tomcat_Valve_quiet | Introspected attribute quiet. |
| Tomcat_Valve_securePagesWithPragma | Controls the caching of pages that are protected by security constraints. |
| Tomcat_Valve_showReport | Enables/Disables full error reports. |
| Tomcat_Valve_showServerInfo | Enables/Disables server info on error pages. |
| Tomcat_Valve_started | Introspected attribute started. |
| Tomcat_Valve_throwOnFailure | Introspected attribute throwOnFailure. |
WebModule
| Metric name | Description |
|---|---|
| Tomcat_WebModule_antiResourceLocking | Take care not to lock resources. |
| Tomcat_WebModule_clearReferencesRmiTargets | Should Tomcat look for memory leaks in RMI Targets and clear them if found as a workaround for application coding errors? |
| Tomcat_WebModule_clearReferencesStopTimerThreads | Should Tomcat attempt to terminate TimerThreads that have been started by the web application? Advisable to be used only in a development environment. |
| Tomcat_WebModule_clearReferencesStopThreads | Should Tomcat attempt to terminate threads that have been started by the web application? Advisable to be used only in a development environment. |
| Tomcat_WebModule_clearReferencesThreadLocals | Should Tomcat attempt to clear ThreadLocal variables that have been populated with classes loaded by the web application? |
| Tomcat_WebModule_configured | The correctly configured flag for this Context. |
| Tomcat_WebModule_cookies | Should we attempt to use cookies for session id communication? |
| Tomcat_WebModule_crossContext | Should we allow the ServletContext.getContext() method to access the context of other web applications in this server? |
| Tomcat_WebModule_delegate | Tomcat WebModule delegate. |
| Tomcat_WebModule_distributable | The distributable flag for this web application. |
| Tomcat_WebModule_errorCount | Cumulative error count of all servlets in this context. |
| Tomcat_WebModule_ignoreAnnotations | Ignore annotations flag. |
| Tomcat_WebModule_logEffectiveWebXml | Should the effective web.xml be logged when the context starts? |
| Tomcat_WebModule_mapperContextRootRedirectEnabled | Should the Mapper be used for context root redirects? |
| Tomcat_WebModule_mapperDirectoryRedirectEnabled | Should the Mapper be used for directory redirects? |
| Tomcat_WebModule_maxTime | Maximum execution time of all servlets in this context. |
| Tomcat_WebModule_minTime | Minimum execution time of all servlets in this context. |
| Tomcat_WebModule_override | The default context.xml override flag for this web application. |
| Tomcat_WebModule_parallelAnnotationScanning | The parallel annotation scanning flag. |
| Tomcat_WebModule_paused | The request processing pause flag (while reloading occurs). |
| Tomcat_WebModule_privileged | Access to Tomcat internals. |
| Tomcat_WebModule_processingTime | Cumulative execution times of all servlets in this context. |
| Tomcat_WebModule_reloadable | The reloadable flag for this web application. |
| Tomcat_WebModule_renewThreadsWhenStoppingContext | Should Tomcat renew the threads of the thread pool when the application is stopped to avoid memory leaks because of uncleaned ThreadLocal variables? |
| Tomcat_WebModule_requestCount | Cumulative request count of all servlets in this context. |
| Tomcat_WebModule_sessionTimeout | The session timeout (in minutes) for this web application. |
| Tomcat_WebModule_startTime | Time (in milliseconds since January 1, 1970, 00:00:00) when this context was started. |
| Tomcat_WebModule_startupTime | Time (in milliseconds) it took to start this context. |
| Tomcat_WebModule_swallowOutput | Flag to set to cause the system.out and system.err to be redirected to the logger when executing a servlet. |
| Tomcat_WebModule_tldScanTime | Time spent scanning jars for TLDs for this context. |
| Tomcat_WebModule_tldValidation | Should the parsing of *.tld files be performed by a validating parser? |
| Tomcat_WebModule_unloadDelay | Amount of ms that the container will wait for servlets to unload. |
| Tomcat_WebModule_unpackWAR | Unpack WAR property. |
| Tomcat_WebModule_useBloomFilterForArchives | DEPRECATED: Use a bloom filter for archives lookups. |
| Tomcat_WebModule_useHttpOnly | Indicates that session cookies should use HttpOnly. |
| Tomcat_WebModule_useNaming | Create a JNDI naming context for this application? |
| Tomcat_WebModule_useRelativeRedirects | When generating location headers for 302 responses, should a relative URI be used? |
| Tomcat_WebModule_xmlNamespaceAware | Should the parsing of web.xml and web-fragment.xml files be performed by a namespace-aware parser? |
| Tomcat_WebModule_xmlValidation | Should the parsing of web.xml and web-fragment.xml files be performed by a validating parser? |
WebResourceRoot
| Metric name | Description |
|---|---|
| Tomcat_WebResourceRoot_allowLinking | Does this resources implementation allow the use of symbolic links? |
| Tomcat_WebResourceRoot_cachingAllowed | Is in-memory caching of resource content and metadata enabled? |
| Tomcat_WebResourceRoot_hitCount | The number of requests for resources that were served from the cache. |
| Tomcat_WebResourceRoot_lookupCount | The number of requests for resources in the WebResourceRoot. |
| Tomcat_WebResourceRoot_maxSize | The maximum permitted size of the cache in kB. |
| Tomcat_WebResourceRoot_objectMaxSize | The maximum permitted size for a single object in the cache in kB. |
| Tomcat_WebResourceRoot_size | The current estimate of the cache size in kB. |
| Tomcat_WebResourceRoot_trackLockedFiles | Does this resources implementation track requests that lock files? |
| Tomcat_WebResourceRoot_ttl | The time-to-live for cache entries in milliseconds. |
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