yexinru/doc-exports
1
0
Fork 0
forked from docs/doc-exports
Code Pull Requests Activity
Files
7505fe85a90e46ab1970d156b75949be3a4ea7c1
doc-exports/docs/dws/umn/dws_01_01373.html
Lu, Huayi 7505fe85a9 DWS UMN 8.1.3.200 VERSION 
Reviewed-by: Kacur, Michal <michal.kacur@t-systems.com>
Co-authored-by: Lu, Huayi <luhuayi@huawei.com>
Co-committed-by: Lu, Huayi <luhuayi@huawei.com>
2023-08-31 14:40:33 +00:00

2.7 KiB
Raw Blame History

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

  1. On the Cluster Overview page, click and view the Top5 Time-Consuming Queries page.
  2. Find the IDs of time-consuming queries and query the pid field (session_id) in the database view PGXC_WLM_SESSION_STATISTICS.
  3. On the Session Monitoring page, locate the session_id and kill the time-consuming SQL statement.

Parent topic: Typical Scenarios