Apache HTTP Server

Table 1-2 Supported Configuration Metrics for Apache HTTP Server

Metric Group Name Unit Description
Configuration Overview Maximum Clients N/A Maximum number of server processes allowed to run at one time
Configuration Overview Maximum Requests Per Child N/A Total number of requests each child server process serves before the child server dies
Configuration Overview Maximum Spare Servers N/A Maximum number of Spare Server Processes
Configuration Overview Mininmum Spare Servers N/A Minimum number of Spare Server Processes
Configuration Overview Start Servers N/A Number of server processes created upon startup
Configuration Overview Timeout sec Amount of time the server waits for receipts and transmissions during communications
Configuration Overview Listen Backlog N/A Maximum length of the queue of pending connection
Configuration Overview Keep Alive N/A Indicates if server allows more than one request per connection (ON) or not (OFF)
Configuration Overview Maximum Keep Alive Requests N/A Maximum number of requests allowed per persistant connection
Configuration Overview Keep Alive Timeout sec Wait time for the server after serving a request
Configuration Overview SSL Session Cache Timeout sec Timeout for the information stored in the global/inter-process SSL Session Cache
Configuration Overview Hostname Lookups N/A Indicates whether DNS Lookups are enabled on client IP address (ON) or not (OFF)
Configuration Overview Log Level N/A Level Detail of the Error Logs ( emerg, alert, crit, error, warn, notice, info or debug )
Virtual Hosts IP Address N/A IP address of the Virtual Host
Virtual Hosts Port N/A Port of the Virtual Host
Virtual Hosts Server Name N/A Server Name of the Virtual Host
Virtual Hosts Server Type N/A Server Type of the Virtual Host
Listen Addresses IP Address N/A IP address of the Listening Server
Listen Addresses Port N/A Port of the Listening Server
Listen Addresses Protocol N/A Connection protocol for the Listening Server

Table 1-3 Supported Configuration Metrics for Hosted Target

Metric Group Name Unit Description
Resource Allocation Total CPUs N/A Total number of CPUs allocated or available to the entity
Resource Allocation Total Memory GB Total amount of usable Physical RAM allocated or available to the entity

Table 1-4 Supported Status and Performance of Apache HTTP Server

Metric Group Category Name Unit Description
Performance Overview Load Data Served Rate KB/sec Size of data served per second
Performance Overview Load Idle Workers N/A Total number of Idle Workers
Performance Overview Load Busy Workers N/A Total number of Busy Workers

Table 1-5 Supported Status and Performance of Web Application Server

Metric Group Category Name Unit Description
Web Requests Load Web Request Processing Time ms Average processing time per web request since the last collection
Web Requests Load Web Request Rate ops/min Number of web requests per minute since the last collection

Table 1-6 Supported Status and Performance Metrics for Hosted Target

Metric Group Category Name Unit Description
CPU Utilization CPU Usage sec All CPUs usage during the interval
CPU N/A CPU Utilization % Percentage of CPU that was utilized
CPU N/A Interval sec Interval of metric collection
Memory Load Memory Usage GB Memory used in GB
Memory Utilization Memory Utilization % Percentage of memory that is utilized
Memory N/A Interval sec Interval of metric collection

Table 1-7 Status and Performance Metrics for Generic Target

Metric Group Category Name Unit Description
Response Availability Status N/A Status of the target