Rank Index Contention with sys.dm_db_index_operational_stats
Oct 22, 2026 / · 7 min read · sql server sys.dm_db_index_operational_stats sys.indexes sys.dm_os_wait_stats sys.dm_db_index_usage_stats lock contention row locks blocking indexes performance tuning dmv tsql ·Once sys.dm_os_wait_stats points to locking, the next question is which index the waits belong to. The script below reads sys.dm_db_index_operational_stats for the current database and ranks each user-table index by its number of row-lock waits. Next to each count it returns the share of row-lock requests that had to …
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