Lists and describes the key performance indicators (KPIs) that provide the statistics displayed on Sybase IQ screens and charts in Sybase Control Center.
Each Sybase IQ data collection includes a subset of the KPIs listed here.
KPI | Description |
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Active INC incoming connections | Number of internode communication (INC) incoming connections. |
Active INC outgoing connections | Number of INC outgoing connections. |
Active INC transactions | Number of active INC transactions. |
Active load table statements | Number of active load table statements. |
Active transactions | Total number of active transactions including user and INC transactions. |
Active user connections | Number of active user connections. |
Active user transactions | Number of active user transactions. |
Available communication buffers | Number of available network communication buffers. |
Bytes received | Number of bytes per second received during client/server communications. |
Bytes received uncompressed | Number of bytes per second that would have been received during client/server communications if compression was disabled. |
Bytes sent | Number of bytes per second sent during client/server communications. |
Bytes sent uncompressed | Number of bytes per second that would have been sent during client/server communications if compression was disabled. |
Catalog cache dirty pages percent | Percentage of pages in the catalog cache where data has been modified and stored in the buffer cache and has not yet been written to disk. |
Catalog cache hits | Number of catalog cache hits per second. |
Catalog cache size | Current catalog cache size in megabytes. |
Catalog cache in use percent | Percentage of the catalog cache in use. |
Catalog cache pinned | Number of pinned catalog cache pages. |
Catalog cache pinned percent | Percentage of the catalog cache pinned. |
Catalog cache reads | Number of catalog cache page lookups per second. |
Catalog store disk reads | Number of kilobytes per second that have been read from the catalog store. |
Catalog store disk writes | Number of kilobytes per second that have been written to the catalog store. |
CPU total usage | Percentage of the Sybase IQ server CPU in use, including both system and user usage. |
CPU system usage | Percentage of the CPU being used by the system. |
CPU user usage | Percentage of the CPU being used by the users. |
Dbspace size in use | Amount of space being used in the dbspace, in kilobytes. |
Dbspace space available percent | Percentage of dbspace available. |
Dbspace file size in use | Amount of space being used in the dbspace file, in kilobytes. |
Dbspace file space available percent | Percentage of the dbspace file available for use. |
IQ active operations | Number of active concurrent operations admitted by Sybase IQ resource governor. |
IQ threads in use | Number of threads used by the Sybase IQ server. |
IQ waiting operations | Number of IQ operations waiting for the resource governor. |
Main cache dirty pages percent | Percentage of pages in the main cache where data has been modified and stored in the buffer cache and has not yet been written to disk. |
Main cache hits | Number of main cache hits per second. |
Main cache in use percent | Percentage of the main cache in use. |
Main cache pinned | Number of pinned main cache pages. |
Main cache pinned percent | Percentage of the main cache pinned. |
Main cache reads | Number of main cache page lookups per second. |
Main cache size | Current main cache size in megabytes. |
Main store disk reads | Number of kilobytes per second that have been read from the main store. |
Main store disk writes | Number of kilobytes per second that have been written to the main store. |
Maximum memory allocated | Maximum memory allocated by the Sybase IQ server in megabytes. |
Memory allocated | Memory allocated by the Sybase IQ server in megabytes. |
Number of active connections | Total number of active connections, including user and internode communication connections. |
Number of connections available | Number of concurrent connections available. |
Number of IQ threads available | Number of threads available in the IQ server. |
Requests per second | Number of times per second the server has been accessed to handle a new request or continue processing an existing request. |
Server availability |
State of the Sybase IQ server. Valid values are:
|
Temp cache dirty pages percent | Percentage of pages in the temporary cache where data has been modified and stored in the buffer cache and has not yet been written to disk. |
Temp cache hits | Number of temporary cache hits per second. |
Temp cache in use percent | Percentage of the temporary cache in use. |
Temp cache pinned | Number of pinned temporary cache pages. |
Temp cache pinned percent | Percentage of the temporary cache pinned. |
Temp cache reads | Number of temporary cache page lookups per second. |
Temp cache size | Current temporary cache size in megabytes. |
Temp store disk reads | Number of kilobytes per second that have been read from the temporary store. |
Temp store disk writes | Number of kilobytes per second that have been written to the temporary store. |
Total communication buffers | Total number of network communication buffers. |
Unscheduled requests | Number of requests that are currently queued up waiting for an available server thread. |
User connections per minute | Number of user connections per minute. |
User disconnections per minute | Number of user disconnections per minute. |