CPU signal wait time
This metric measures the percentage of time spent waiting for CPU resources to service a thread. A high signal wait time for all wait types may indicate that CPUs are being overused, forcing tasks to...
View ArticleAverage runnable task count
This metric gives an idea of how many tasks are in a runnable state and trying to execute in the system concurrently. Sustained values for the runnable_tasks_count column are usually a very good...
View ArticleOS Wait Time: Async_Network_IO
This metric gives you an indication of how much time is spent waiting to send information over a network. High values may indicate slow network performance, but may also indicate that clients are not...
View ArticleOS Wait Time: CXPACKET
CXPACKET waits may or may not be an issue for a system, but on an OLTP style system, they can indicate costly queries that are executing and requiring parallelized plans. An alert is not defined,...
View ArticleDatabase state
This metric tells you whether a database is online, restoring, recovering, recovery pending, suspect, emergency, offline or does not exist on the server. It is a matter for concern if the database is...
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