JBoss Application Server Metrics
JBoss Application Server is the market-leading, open source Java 2 Enterprise Edition (J2EE) application server, delivering a high-performance and enterprise-class platform for e-business applications. JBoss provides enterprise-class security, transaction support, resource management, load balancing, and clustering.
This chapter provides descriptions for all JBoss Application Server metric categories, and tables list and describe associated metrics for each category.
JBoss Clustering Service Metrics
This category provides metrics about High Availability JNDI (HAJNDI) service of JBoss.
Table 5-1 JBoss Clustering Service Metics
| Metric | Description |
| Partition Name | Shows the name of the partition under which JBoss Application Server is running. |
| Service - Bind Address | Shows the IP address to which the High Availability JNDI (HAJNDI) Service is bound. |
| Service - Port | Shows the port used by the HAJNDI service. |
| Service - | Shows the RMI port of the HAJNDI service. |
| Service - State | Shows the state of the HAJNDI service. Number "3" is for "OK" state. |
| Service - State (Text) | Shows the state of the HAJNDI service. |
JBoss Connection Pools Metrics
This category provides Managed Connection Pool details for JBoss Application Server.
Table 5-2 JBoss Connection Pools Metrics
| Metric | Description |
| Criteria | Shows the criteria for managed connection pool for JBoss Application Server. |
| Maximum Size | Shows the maximum size for managed connection pool for JBoss Application Server. |
| Minimum Size | Shows the maximum size for managed connection pool for JBoss Application Server. |
JBoss DataSource Bind Metrics
This category provides DataSourceBinding service details for JBoss Application Server.
Table 5-3 JBoss DataSource Bind Metrics
| Metic | Description |
| JNDI Name | shows the JNDI Name for DataSourceBinding service for JBoss Application Server. |
JBoss Ejb Modules Metrics
This category shows the information for the EJB modules that are loaded inside the JBoss Application Server.
Default Collection Interval — Every 15 minutes
Table 5-4 JBoss Ejb Modules Metrics
| Metric | Description |
| Name | Shows the name of the EJB module. |
| Stastistic Provider | This metric shows that the "Statistic Provider" and "State Manageable" attributes are provided to inform a client that the EJB module that is being looked at does or does not support state management, or does or does not provide statistics as defined by the JSR-77 specification. |
JBoss Entity Ejb Metrics
This metric category shows information for all the entity EJBs loaded inside the JBoss Application Server.
Default Collection Interval — Every 15 minutes
Table 5-5 JBoss Entity Ejb Metrics
| Metric | Description |
| Entity EJB - Current Instances Pooled Count | Shows the number of instance kept in the pool currently. |
| Entity EJB - Current Ready Instances Count | Shows the number of instance of this EJB are in the ready state. |
| Entity EJB - Instances Created Count | Shows the count of the instances created for this EJB by the EJB container. |
| Entity EJB - Instances Removed Count | Shows the number of instance of this EJB that are removed from the EJB container. |
| Entity EJB - Maximum Instances in the Pool | Shows the maximum number of instance of this EJB that can be put in the pool. |
| Entity EJB - Maximum Ready Instances Count | shows the maximum number of instance of this EJB that can be in the passive state. |
| Entity EJB - Minimum Instances in the Pool | Shows the minimum number of instance of this EJB that should be there in the pool. |
| Entity EJB - Minimum Ready Instances Count | Shows the minimum number of instance of this EJB that should be in the ready state. |
| Entity EJB - Name | Shows the name of the EJB. |
| Entity EJB - Parent | Shows the parent or the JAR file to which this EJB belongs. |
| Statistic Provider | Shows performance statistics support for this managed object (whether true or false). |
JBoss JCA Metrics
This metric category gives information for the Java Connector (JCA) resources of the JBoss Application Server.
Default Collection Interval — Every 15 minutes
| Metric | Description |
| JCA - Count Use Time | Shows the current use time (in ms) for JCA Resource. |
| JCA - Count Use Time (Sec) | Shows the current use time for JCA Resource (in seconds). |
| JCA - Count Wait Time | Shows the current wait time (in ms) for JCA Resource. |
| JCA - Current Free Pool Size | Shows the number of instances of this resource in the pool that are not being used currently. |
| JCA - Current Pool Size | Shows number of instances in the pool currently. |
| JCA - Current Waiting Thread Count | Shows the number of threads waiting to acquire JCA connections. |
| JCA - High Pool Size | Shows the High Water mark for JCA Connection pool. |
| JCA - Instances Close Count | Shows the number of instances closed. |
| JCA - Instances Created Count | Shows the number of instances created. |
| JCA - Low Pool Size | Shows the Low Water mark for JCA Connection pool. |
| JCA - Lower Bound Free Pool Size | Shows the minimum number of instances that can be free inside the pool. |
| JCA - Lower Bound Pool Size | Shows the lower bound for lower connection pool. |
| JCA - Max Wait Time | Shows the minimum wait time (in ms) for JCA Resource. |
| JCA - Maximum Pool Size | Shows the maximum number of instances of this resource that can be there in the pool. |
| JCA - Maximum Use Time | Shows the maximum usage time for JCA Resource. |
| JCA - Maximum Waiting Thread Count | Shows the high water mark for waiting thread count for JCA connections. |
| JCA - Min Wait Time | Shows the minimum wait time (in ms) for JCA Resource. |
| JCA - Minimum Pool Size | Shows the minimum free pool size. |
| JCA - Minimum Used Time | Shows the minimum usage time for JCA Resource. |
| JCA - Minimum Waiting Thread Count | Shows the low water mark for waiting thread count for JCA connections. |
| JCA - Total Used Time | Shows the total usage time for JCA Resource. |
| JCA - Total Wait Time | Shows the total wait time for JCA Resource (in ms). |
| JCA - Upper Bound Free Pool Size | Shows the maximum number of instances that can be free inside the pool. |
| JCA - Upper Bound Pool Size | Shows the upper bound for JCA Connection Pool. |
| Name | Shows the name of the JCA resource. |
| Parent | Shows the name of the resource adaptor to which the JCA resource belongs. |
| Statistics Provider | Shows performance statistics support for this managed object (whether true or false). |
JBoss JVM Metrics
This metric category provides information about the Java Virtual Machine (JVM) on which the JBoss Application Server is running. The upload frequency of this metric is after every sample and the Default Warning Threshold and Default Critical Threshold are 25 and 10 respectively.
Default Collection Interval — Every 30 minutes
| Metric | Description |
| JVM - Free Heap (%) | Shows the percentage of heap memory that is free and is not used by the JVM. |
| JVM - Heap Size (MB) | Shows the heap memory (in MB) used by the JVM that is used by JBoss Application Server. |
| JVM Name | Shows the name of the JVM on which JBoss Application Server is running. |
| JVM Version | Shows the version of the JVM that is used by the JBoss Application Server. |
| Vendor | Shows the name of the vendor or provider of the JVM. |
JBoss Mail Service Metrics
This metric category provides information about the JBoss Mail Service.
Table 5-8 JBoss Mail Service Metrics
| Metric | Description |
| Service - Default Sender | Shows the default sender of the any message that goes via JBoss mail service. |
| Service - JNDI Name | Shows the name by which the JBoss mail service is registered with the JNDI server. |
| Service - POP3 Server Host | Shows the host of the POP3 server for the JBoss mail service. |
| Service - SMTP Server Host | Shows the host of the SMTP server for the JBoss mail service. |
| Service - State | Shows the current state of the JBoss mail service. If the number is 3, then it is up. |
| Service - State (text) | Shows the state of the JBoss mail service. |
| Service - Store Protocol | Shows the protocol used by the JBoss mail service for receiving the messages. |
| Service - Transport Protocol | Shows the transport protocol used by the JBoss mail service for sending messages. |
JBoss Message Driven Ejb Metrics
This metric category shows information for all the message driven EJBs loaded inside the JBoss Application Server.
Default Collection Interval — Every 15 minutes
Table 5-9 JBoss Message Driven Ejb Metrics
| Metric | Description |
| MDB - Instances Created Count | Shows the count of the instances created for this EJB by the EJB container. |
| MDB - Instances Removed Count | Shows the number of instance of this EJB that are removed from the EJB container. |
| MDB - Messages Count | Shows the number of messages received by this EJB. |
| MDB - Name | Shows name of the EJB. |
| MDB - Parent | Shows the parent or the jar file to which this EJB belongs. |
| Statistic Provider | Shows performance statistics support for this managed object (whether true or false). |
JBoss Naming Service Metrics
This metric category provides information about the naming service of JBoss Application Server.
Default Collection Interval — Every 15 minutes
Table 5-10 JBoss Naming Service Metrics
| Metric | Description |
| | Shows the port on which the naming service of JBoss Application Server is running. |
| | Shows the RMI port of the naming service of JBoss Application Server. |
| Service Name | Shows the name of the service monitored, that is, in this case it is NamingService only. |
| | Shows the current state of the naming service of JBoss Application Server. |
JBoss Protocols Ports Metrics
This category provides connection details for JBoss Application Server.
Table 5-11 JBoss Protocols Ports Metrics
| Metric | Description |
| JBoss - Connection Linger Value | Represents linger value on the incoming connection for JBoss Application Server. |
| JBoss - Connection Timeout | Shows the timeout value on the incoming connection for JBoss Application Server. |
| JBoss - KeyStore File | Shows the KeyStore file for JBoss Application Server. |
| KeyStore Type | Shows the configured keystore type for JBoss Application Server. |
| JBoss - Protocol | Shows the coyote protocol handler in use for JBoss Application Server. |
| JBoss - | Shows the redirect port for non-SSL to SSL redirects for JBoss Application Server. |
| JBoss - | Shows the protocol name for this Connector (http, https) for JBoss Application Server. |
JBoss Server Configuration Metrics
This category provides information about the configuration of JBoss Application Server.
Default Collection Interval — Every 30 minutes
Table 5-12 JBoss Server Configuration Metrics
| Metric | Description |
| JBoss - Base Directory | Shows the base directory (directory 'server') for the JBoss Application Server. |
| JBoss - Configuration Name | Shows the name of the configuration that is used by JBoss Application Server. By default, JBoss Application Server comes with some configuration, for example, 'all', 'minimal', and so on. |
| JBoss - Deployment Filename | Shows the name of the main deployment file of JBoss Application Server. By default, it is jboss-service.xml. The configuration directory contains the "jboss-service.xml" bootstrap descriptor file for a given server configuration. This defines the core service-configurations that are fixed for the lifetime of the server. |
| JBoss - Home Directory | Shows the installation directory of the JBoss Application Server. |
| JBoss - Server Home Directory | Shows the configuration directory of JBoss Application Server that is running. If JBoss Application Server is running under 'minimal' configuration, then this metric shows the path to that configuration. |
JBoss Server Details Metrics
This category provides server details for JBoss Application Server.
Default Collection Interval — Every 15 minutes
Table 5-13 JBoss Server Details Metrics
| Metric | Description |
| Active Thread Count | This metric shows the active thread count for JBoss Application Server. |
| Active Thread Group Count | This metric shows the active thread group count for JBoss Application Server. |
| Available No. of Processors | Shows the available number of processors for JBoss Application Server. |
| Free Heap Size | Shows the free heap memory for JBoss Application Server. |
| Free Heap Size % | Shows the percentage of available heap memory out of total configured heap memory for JBoss Application Server. |
| Heap Size | Show the available heap memory (in MB) for JBoss Application Server. |
| Heap Size (MB) | Shows the available heap memory (in MB) for JBoss Application Server. |
| Host Name | Provides the host name on which JBoss Application Server is installed. |
| Java Vendor Name | Provides Java Vendor Name for JBoss Application Server. |
| Java Version | Shows the version of JDK/JRE for JBoss Application Server. |
| Java VM Name | Show the name of the Java Virtual Machine (JVM) used for JBoss Application Server. |
| Java VM Vendor Name | Show the Java VM vendor name with which this JBoss Application Server is running. |
| Java VM Version | Show the Java VM version with which JBoss Application Server is running. |
| Maximum Memory | Shows the maximum available memory on which JBoss Application Server is running. |
| OS Architecture | Provides operating system architecture details on which JBoss Application Server is running. |
| OS Name | Provides operating system name on which JBoss Application Server is running. |
| OS Version | Show the operating system version on which JBoss Application Server is running. |
| Total Heap Size | Shows the total heap memory for JBoss Application Server. |
| Total Heap Size(MB) | Shows the total heap memory (in MB) for JBoss Application Server. |
JBoss Server Metrics
This category provides information about JBoss Application Server.
Default Collection Interval — Every 30 minutes
Table 5-14 JBoss Server Metrics
| Metric | Description |
| Host Address | Shows the IP address of the host on which the JBoss Application Serveris running. |
| Host Name | Shows the host name on which the JBoss Application Server is running. |
| Host Operating System | Shows the operating system of the host on which the JBoss Application Server is running. |
| JBoss - Build Date | Shows the build date for the JBoss Application Server. |
| JBoss - Build ID | Shows the build ID of the JBoss Application Server. |
| JBoss - | Shows the naming service port or Java Naming Provider (JNP) port for the JBoss Application Server. |
| JBoss - Start Time | Shows date on which the JBoss Application Server was started. |
| JBoss - Version | Shows the version (build version) of the JBoss Application Server. |
| JBoss - Version Name | Shows the version name of the JBoss Application Server. |
JBoss Servlets Raw Metrics
This metric category provides information for the servlets loaded inside the JBoss Application Server.
Default Collection Interval — Every 15 minutes
Table 5-15 JBoss Servlets Raw Metrics
| Metric | Description |
| Parent | Shows the parent or the application to which this servlet belongs. |
| Servlet - Active Requests / Sec | Shows rate of requests (per sec) on the servlet. |
| Servlet - Active Requests since last Upload | Shows the current active requests for the servlet. |
| Servlet - Active Requests, Response Time (Sec) | Shows the response time(per sec) for the servlet for handling those requests. |
| Servlet - Maximum Response Time | Shows the maximum processing time of a request (depicted by a long value). |
| Servlet - Minimum Response Time | Shows the minimum processing time of a request (depicted by a long value). |
| Servlet - Response Time Unit | Shows the unit of time for the requests. |
| Servlet - Total Requests | Shows the number of requests processed by this servlet. |
| Servlet - Total Response Time | Shows the average response time for the request. |
| Servlet Name | Shows the name of the JBoss servlet. |
| Statistic Description | Shows the description of the statistic instance. |
| Statistic Name | Shows the name of the statistic instance. |
| Statistic Provider | Shows the performance statistics support for this managed object (whether true or false). |
JBoss Stateful Session EJB Metrics
This category shows information about the stateful EJBs loaded inside the JBoss Application Server.
Default Collection Interval — Every 15 minutes
Table 5-16 JBoss Stateful Session EJB Metrics
| Metric | Description |
| Stateful Ejb - Current Method Ready Count | Shows the count of the instances that are in the ready state in the EJB container. |
| Stateful Ejb - Current Passive Instances Count | Shows the number of instances (of this EJB) that are in the passive state. |
| Stateful Ejb - Instances Created Count | Shows the count of the instances created for this EJB by the EJB container. |
| Stateful Ejb - Instances Removed Count | Shows the number of instance of this EJB that are removed from the EJB container. |
| Stateful Ejb - Maximum Method Ready Count | Shows the maximum number of instances that can be in the ready state in the EJB container. |
| Stateful Ejb - Maximum Passive Instances Count | Shows the maximum number of instances that can be in the passive state. |
| Stateful Ejb - Minimum Method Ready Count | Shows the minimum number of instances that can be in the ready state in the EJB container. |
| Stateful Ejb - Minimum Passive Instances Count | Shows the minimum number of instances that can be in the ready state in the EJB container. |
| Stateful Ejb - Name | Shows the name of the EJB. |
| Stateful Ejb - Parent | Shows the parent or the JAR file to which this EJB belongs. |
| Statistic Provider | Shows performance statistics support for this managed object (whether true or false). |
JBoss Stateless Session EJB Metrics
This category shows information about the stateless EJBs loaded inside the jboss server.
Default Collection Interval — Every 15 minutes
Table 5-17 JBoss Stateless Session EJB Metrics
| Metric | Description |
| Stateless Ejb - Current Method Ready Count | Shows the count of the instances which are in the ready state in the EJB container. |
| Stateless Ejb - Instances Created Count | Shows the count of the instances created for this EJB by the EJB container. |
| Stateless Ejb - Instances Removed Count | Shows the count of the instances removed for this EJB by the EJB container. |
| Stateless Ejb - Maxinum Method Ready Count | Shows the maximum number of instances that can be in the ready state in the EJB container. |
| Stateless Ejb - Minimum Method Ready Count | Shows the minimum number of instances that can be in the ready state in the EJB container. |
| Stateless Ejb - Name | Shows the name of the EJB. |
| Stateless Ejb - Parent | Shows the parent or the JAR file to which this EJB belongs. |
| Statistic Provider | Shows performance statistics support for this managed object (whether true or false). |
JBoss Top EJBs Metrics
This category shows information for the top performing EJBs of JBoss
Default Collection Interval — Every 15 minutes
Table 5-18 JBoss Top EJBs Metrics
| Metric | Description |
| JBoss - Ejb Create Count | Shows the number of instances created for this EJB by the container. |
| JBoss - Ejb Remove Count | Shows the number of instances removed for this EJB by the container. |
| JBoss - Ejb Type | Shows the name of the EJB. |
JBoss Top Servlets Metrics
This category gives information for the top performing servlets of the JBoss Application Server.
Table 5-19 JBoss Top Servlets Metrics
| Metric | Description |
| JBoss - Servlet WAR Name | Shows the parent or application to which the servlet belongs. |
| JBoss - Web Component Type | Shows the name of the servlet. |
| Servlet - Active Requests / Sec | Shows rate of request/sec to this servlet. |
| Servlet - Active Requests since last Upload | Shows number of active requests for this servlet. |
| Servlet - Active Requests, Response Time (Sec) | Shows the response time in sec for these active requests by the servlet. |
JBoss Transactions Metrics
This category shows the information for the transaction manager service of the JBoss Application Server.
Default Collection Interval — Every 15 minutes
Table 5-20 JBoss Transactions Metrics
| Metric | Description |
| Committed last interval | Shows the number of transaction committed since last interval. |
| JBoss - Active Transactions Count | Shows the number of current active transactions. |
| JBoss - Transactions / Sec | Shows the rate of active transactions per second. |
| JBoss - Transactions Committed / Sec | Shows the rate of transactions committed per second. |
| JBoss - Transactions Committed Count | Shows the number of transaction that have been committed. |
| JBoss - Transactions Rolled Back / Sec | Shows the rate of transactions rolled back per second. |
| JBoss - Transactions RolledBack Count | Shows the number of transaction that have been rolled back. |
| JBoss - Transactions Timeout (Secs) | Shows the the time interval in secs after which the transactions will timeout. |
| Rolledback last interval | Shows the number of transactions rolled back since last interval. |
| Trans last interval | Shows the transaction that was made since last interval. |
JBoss Web Applications Metrics
This category shows performance information about the Web application loaded inside the JBoss Application Server.
Default Collection Interval — Every 15 minutes
Table 5-21 JBoss Web Applications Metrics
| Metric | Description |
| Web Apps - Active requests since last agent upload | Shows the current active requests for the application. |
| Web Apps - Average maximum response time | Shows the average maximum response time for the active requests. |
| Web Apps - Average minimum response time | Shows the average minimum response time for the active requests. |
| Web Apps - Average Response Time | Shows the average response given by these applications for the request. |
| Web Apps - Requests rate per second | Shows the current rate of requests (per sec) to this application. |
| Web Apps - Total Requests | Shows the total requests for the application. |
| Web Apps - Total Response Time | Shows the total time take for servicing those requests. |
| Web Apps - Total Response time for Active Requests | Shows the total response time for all the active requests. |
JBoss WebService Service Metrics
This category provides information for the Web services running on the JBoss Application Server.
Table 5-22 JBoss WebService Service Metrics
| Metric | Description |
| Service - Bind Address | Shows the IP address to which the Web service is bound. |
| Service - Host | Shows host name on which the Web service is running. |
| Service - Port | Shows the port on which the Web service is listening. |
| Service - State | Shows the state of the Web service as a number. Number "3" depicts that the service is up. |
| Service - State (text) | Shows the state of the Web service. |
Resource Usage Metrics
This category provides metrics related to JBoss Application Server resource usage.
| Metric | Description |
| Free Memory (%) | Shows the percentage of heap memory that is free and is not used by the Java Virtual Machine (JVM). |
| Maximum Memory Size (MB) | Provides total heap memory configured for JBoss Application Server. |
| Memory Usage (MB) | Shows the memory used by JBoss Application Server in MBs. |
Response Metrics
This category provides response metrics for JBoss Application Server.
| Metric | Description |
| UpDown Status | Shows whether the JBoss Application Server is up or down. If the value is 1, then JBoss is up. If the value is 0, then it is down. The upload frequency is after every sample. If the JBoss Application Server instance is down, then restart it from the scripts that come with JBoss Application Servers. |
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