Top Time-Consuming SQL Statements Viewing¶
Symptom¶
Time-consuming SQL statements exist.
Troubleshooting Process¶
On the Top 5 Time-Consuming Queries page directed from the Cluster Overview page, record the change of top 5 time-consuming queries.
Analyze the frequency of top 5 queries to locate slow queries.
Troubleshooting Procedure¶
On the Cluster Overview page, click and view the Top5 Time-Consuming Queries page.
Find the IDs of time-consuming queries and query the pid field (session_id) in the database view PGXC_WLM_SESSION_STATISTICS.
On the Session Monitoring page, locate the session_id and kill the time-consuming SQL statement.