Key Performance Indicators for Adaptive Server

Lists and describes the key performance indicators (KPIs) that provide the statistics displayed on Adaptive Server screens and charts in Sybase Control Center.

Adaptive Server Object KPI Name Description Data Collection Name
Cluster Instances Active Connections in Cluster Instance Number of active connections to a cluster instance. This KPI is collected separately for each cluster instance. collection_ase_all_client_kpis
Workload Load Score in Cluster Instance Load score in each cluster instance. This KPI is collected separately for each cluster instance. collection_ase_histmon
Number of Bytes Received in Cluster Instance Number of bytes received during the current collection cycle. This KPI is collected separately for each cluster instance. collection_ase_histmon
Number of Bytes Sent in Cluster Instance Number of bytes sent during the current collection cycle. This KPI is collected separately for each cluster instance. collection_ase_histmon
Number of CIPC Messages Received in Cluster Instance Number of CIPC messages received during the current collection cycle. This KPI is collected separately for each cluster instance. collection_ase_histmon
Number of CIPC Messages Sent in Cluster Instance Number of CIPC messages sent during the current collection cycle. This KPI is collected separately for each cluster instance. collection_ase_histmon
Number of Committed Transactions in Cluster Instance Number of committed transactions in the cluster instance during the current collection cycle. This KPI is collected separately for each cluster instance. collection_ase_histmon
Number of Packets Received in Cluster Instance Number of packets received during the current collection cycle. This KPI is collected separately for each cluster instance. collection_ase_histmon
Number of Packets Sent in Cluster Instance Number of packets sent during the current collection cycle. This KPI is collected separately for each cluster instance. collection_ase_histmon
Device IO Rate in Cluster Instance This KPI is collected separately for each cluster instance and is used to generate the Instance connection chart on the Cluster Instance screen. collection_ase_all_client_kpis
Engine CPU Utilization in Cluster Instance Engine CPU Utilization in a cluster instance. This KPI is collected separately for each cluster instance collection_ase_all_client_kpis
Cluster Workloads CPU Busy Value for Logical Cluster Workload This KPI is collected separately for each cluster workload and is used to generate the CPU busy chart on the Workload screen. collection_ase_all_client_kpis
IO Load Value for Logical Cluster Workload This KPI is collected separately for each cluster workload and is used to generate the IO load chart on the Workload screen. collection_ase_all_client_kpis
Load Score for Logical Cluster Workload This KPI is collected separately for each cluster workload and is used to generate the load score chart on the Workload screen. collection_ase_all_client_kpis
Run Queue Length for Logical Cluster Workload This KPI is collected separately for each cluster workload and is used to generate the run queue length chart on the Workload screen. collection_ase_all_client_kpis
Data Caches Cache Hit Ratio Hit ratio in the data cache during the current collection cycle. collection_ase_histmon
Number of Cache Misses Number of cache misses (or reads into the cache from the disk) during the current collection cycle. collection_ase_histmon
Number of Cache Searches Number of cache searches during the current collection cycle. collection_ase_histmon
Devices Device APF Reads Rate per second of asynchronous pre-fetch read operations on this device. collection_ase_all_client_kpis
Device Free Space Total amount of free space, in megabytes, on this device. collection_ase_histmon
Device Space Usage Total amount of space on this device, in megabytes, that is used by processes. collection_ase_histmon
Device IO Rate Rate of I/O operations per second on this device. collection_ase_all_client_kpis
Device IO Response Time Response time, in milliseconds, for I/O operations performed on this device. collection_ase_all_client_kpis
Engines Engine CPU Utilization Percentage of CPU cycles used by this Adaptive Server engine. collection_ase_all_client_kpis
Logical Clusters Active Connections in Logical Cluster Number of active connections using the Logical Cluster at the time of collection. This KPI is collected separately for each Logical Cluster. collection_ase_histmon
Number of Failover Instances in Logical Cluster Number of instance that are failed-over in the currently active Logical Cluster. This KPI is collected separately for each logical cluster. collection_ase_histmon
Segments Segment Free Space Amount, in megabytes, of free space in the segment. This KPI is collected separately for each segment. collection_ase_histmon
Segment Space Usage Change, in megabytes, in the amount of space used by this segment since the last refresh. collection_ase_all_client_kpis
Server Average Blocked Process Wait Time Average time, in milliseconds, that the current blocked processes have waited. collection_ase_histmon
Long Running Transaction Execution Time Generates alerts for longest running Adaptive Server transactions. collection_ase_histmon
Number of Address Locks Number of address-level locks server-wide. collection_ase_histmon
Number of Blocked Processes Number of currently blocked processes that have been blocked for more than 5 seconds. (The Heat Chart uses this metric to display server status.) collection_ase_availability
Number of Bytes Received in Network IO Number of bytes received during the current collection cycle. collection_ase_histmon
Number of Bytes Sent in Network IO Number of bytes sent during the current collection cycle. collection_ase_histmon
Number of Critical Flags Last Collection Number of critical flags received during the collection cycle. collection_ase_histmon
Number of Deadlocks Number of deadlocks on the server since the most recent execution of the collection. collection_ase_histmon
Number of Error Flags Number of error flags received during the collection cycle. collection_ase_histmon
Number of Information Flags Number of information flags received during the collection cycle. collection_ase_histmon
Number of Locks Total number of active locks of all types on the server. collection_ase_histmon
Number of Packets Received in Network IO Number of packets received during the current collection cycle. collection_ase_histmon
Number of Packets Sent in Network IO Number of packets sent during the current collection cycle. collection_ase_histmon
Number of Page Locks Number of page-level locks server-wide. collection_ase_histmon
Number of Row Locks Number of row-level locks server-wide. collection_ase_histmon
Number of Suspended Processes Number of processes that are currently suspended. (The Heat Chart uses this metric to display server status.) collection_ase_availability
Number of Table Locks Number of table-level locks server-wide. collection_ase_histmon
Number of Transactions Total number of transactions during the current collection cycle.
Note: This KPI is available only on Adaptive Server versions 15.0.3 Cluster Edition and 15.0.3 ESD #3, and later.
collection_ase_histmon
Number of User Connections Current number of user connections on the server. collection_ase_histmon
Number of Warning Flags Number of warning flags received during the collection cycle. collection_ase_histmon
Procedure Cache Hit Ratio Hit ratio in the procedure cache. collection_ase_histmon
Resource State Status of the Adaptive Server. Values of most interest are STOPPED and RUNNING. collection_ase_availability
Server CPU Utilization Average CPU utilization percentage across all active Adaptive Server engines on the server. collection_ase_availability, collection_ase_all_client_kpis
Server Device IO Rate Total number of I/O operations performed by all devices on the server during the current collection cycle. collection_ase_histmon, collection_ase_all_client_kpis
sp_who Response Time Time in milliseconds the sp_who stored procedure takes to return a response. sp_who is called each time collection_ase_histmon is executed to collect Adaptive Server performance statistics. collection_ase_histmon
Statement Cache Hit Ratio Hit ratio in the statement cache during the current collection cycle. collection_ase_histmon
Server tempdb Free Space Amount, in megabytes, of free space in the tempdb database. collection_ase_histmon
Server tempdb Space Used Amount, in megabytes, of space used in the tempdb database. collection_ase_histmon
TempDBs Activity Cluster Temp DB IO Rate The rate of tempdb IO activity, per second, in a cluster. collection_ase_all_client_kpis
Threads Thread User CPU Utilization CPU utilization percentage in handling user committed queries for each thread. collection_ase_all_client_kpis
Thread System CPU Utilization CPU utilization percentage in handling system level operations for each thread. collection_ase_all_client_kpis
Thread Total CPU Utilization Total CPU utilization obtained by adding Thread User CPU Utilization and Thread System CPU Utilization. collection_ase_all_client_kpis
Related reference
Adaptive Server Alerts