3800173 - How to Reclaim Unused Space in the SAPEVENTMON Tablespace in IBM DB2

The SAPEVENTMON tablespace in IBM DB2 shows a large amount of allocated space with very little actual data usage, as visible in transaction DB02 or DBAcockpit under the Tablespace overview.
The High Water Mark (HWM) is significantly lower than the total allocated space.
You want to release space back to the file system level

Db2 LUW IBM

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