PerformanceMonitor MCP server
Free, open-source SQL Server and Postgres performance monitoring. Collectors, real-time alerts, graphical plan viewer, MCP server for AI analysis. Supports SQL 2016-2025, Azure SQL, AWS RDS, Postgres, Aurora Postgres.
What PerformanceMonitor does
Summarised from the project README; check the repository for the latest details.
Tools exposed (14)
Category– ToolsDiscovery– `listservers`Health– `getserversummary`, `getcollectionhealth`, `getdailysummary`Alerts– `getalerthistory`, `getalertsettings`, `getmuterules`Waits– `getwaitstats`, `getwaittypes`, `getwaittrend`, `getwaitingtasks`Queries– `gettopqueriesbycpu`, `gettopproceduresbycpu`, `getquerystoretop`, `getquerystorequeryhistory`, `getquerydurationtrend`, `getquerytrend`CPU– `getcpuutilization`Memory– `getmemorystats`, `getmemorytrend`, `getmemoryclerks`, `getmemorygrants`, `getresourcesemaphore`Blocking– `getdeadlocks`, `getdeadlockdetail`, `getblockedprocessreports`, `getblockedprocessxml`, `getblockingtrend`, `getdeadlocktrend`TempDB– `gettempdbtrend`Perfmon– `getperfmonstats`, `getperfmontrend`Jobs– `getrunningjobs`Configuration– `getserverconfig`, `getdatabaseconfig`, `getdatabasescopedconfig`, `getquerystorehealth`, `gettraceflags`Sessions– `getsessionstats`
Repository: erikdarlingdata/PerformanceMonitor
Website: https://erikdarling.com/free-sql-server-performance-monitoring/
Stars: ★520
Language: C#
Last updated: 2026-10-15
aws-rdsazure-sqldatabase-monitoringdba-toolsdeadlockdeadlocksduckdbmcpmcp-servermodel-context-protocolperformance-monitoringpostgrespostgresqlpostgresql-databasequery-performancesql-serversql-server-monitoringtimescaledbwait-statswpf
Website: https://erikdarling.com/free-sql-server-performance-monitoring/
Stars: ★520
Language: C#
Last updated: 2026-10-15
aws-rdsazure-sqldatabase-monitoringdba-toolsdeadlockdeadlocksduckdbmcpmcp-servermodel-context-protocolperformance-monitoringpostgrespostgresqlpostgresql-databasequery-performancesql-serversql-server-monitoringtimescaledbwait-statswpf
How to install PerformanceMonitor
No install config was found in this README. See the repository for setup steps, then follow our guides for Claude Desktop, Cursor or VS Code.
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