System Health Metrics for Teradata System - Teradata Viewpoint - Teradata Workload Management

Teradata® Viewpoint User Guide - 23.04

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
Lake
VMware
Product
Teradata Viewpoint
Teradata Workload Management
Release Number
23.04
Published
April 2023
Language
English (United States)
Last Update
2023-05-05
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B035-2206
Product Category
Analytical Ecosystem
Metric Description
Active Sessions Number of sessions with active queries
AMP CPU Skew Comparison of CPU use on the busiest AMP to the average AMP
AMP I/O Skew Comparison of disk use on the busiest AMP to the average AMP
AMP Worker Tasks Average number of AMP worker tasks in use on each AMP
Component Down Number of components, such as BYNETs or AMPs, that are down
(CPU) System Average CPU time spent executing kernel system calls or servicing I/O and timer hardware interrupts
(CPU) User Average CPU time spent executing code on behalf of operating system user processes
CPU Utilization Average node CPU use. CPU is calculated as the sum of the user CPU, system CPU, and wait I/O usage percentages, depending on which of these are enabled by the Teradata Viewpoint Administrator in the Monitored Systems portlet
(CPU) Wait I/O Average percentage of CPU time spent waiting for I/O
DBC Disk Space Available DBC disk space in use
Enabled CPU Usage
In Viewpoint Mobile view this metric is currently not available.
CPU utilization based on enabled CPUs for IFX 2.1 and higher systems with Elastic TCore enabled
Max Disk by AMP Available disk space currently in use
Max Spool by AMP Available spool space in use
Memory Used Represents an increase or decrease in the node-level memory. A null value or negative number reports as 0.
Node CPU Skew Comparison of CPU use on the busiest node to the average node
Node I/O Skew Comparison of disk use on the busiest node to the average node
System Heartbeat Canary query showing the response time of the most recent system heartbeat in milliseconds
Total Disk Space Percentage of total disk space currently in use
Additional Canaries Additional canary queries that are defined for the system and used as part of the monitoring of system health