DMV를 사용해서 tempdb 공간 사용 현황을 확인할 수 있다.
SELECT
SUM (user_object_reserved_page_count)*8 AS user_objects_kb,
SUM (internal_object_reserved_page_count)*8 AS internal_objects_kb,
SUM (version_store_reserved_page_count)*8 AS version_store_kb,
SUM (unallocated_extent_page_count)*8 AS freespace_kb
FROM
sys.dm_db_file_space_usage
WHERE
database_id = 2;
GO
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