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influxdb-sqlserver

Collect Microsoft SQL Server metrics, send to InfluxDB and visualize with Grafana

Getting Started

• InfluxDB:
  • Install InfluxDB
  • Create database SQLSERVER
    
• Grafana:
  • Install Grafana
  • Import dashboard from file provided in the repository
    
• influxdb-sqlserver:
  • Install GO
  • Setup you GOPATH
  • Run go get github.com/zensqlmonitor/influxdb-sqlserver
  • Edit the configuration to match your needs
    
• SQL Server:
  • Create a login - with a strong password - in every SQL Server instance you want to monitor:
    

   USE master; 
   GO
   CREATE LOGIN [linuxuser] WITH PASSWORD = N'mystrongpassword';
   GO
   GRANT VIEW SERVER STATE TO [linuxuser]; 
   GO
   GRANT VIEW ANY DEFINITION TO [linuxuser]; 
   GO

How to use GO code

• Run in background: go run influxdb-sqlserver.go &
• Build in the current directory: go build influxdb-sqlserver.go
• Install in $GOPATH/bin: go install influxdb-sqlserver.go

Dependencies

• Go 1.5
• Microsoft SQL server driver (https://github.com/denisenkom/go-mssqldb)
• TOML parser (https://github.com/BurntSushi/toml)

Command-line flags

-config (string) = the configuration filepath in toml format (default="influxdb-sqlserver.conf")
-h = usage

T-SQL Scripts provided

Scripts provided are lightweight and use Dynamic Management Views supplied by SQL Server

• getperfcounters.sql: 1000+ metrics from sys.dm_os_performance_counters
• getperfmetrics.sql: some special performance metrics
• getwaitstatscat.sql: list of wait tasks categorized from sys.dm_os_wait_stats
• getmemoryclerksplit.sql: memory breakdown from sys.dm_os_memory_clerks
• getmemory.sql: available and used memory from sys.dm_os_sys_memory
• getdatabasesizetrend.sql: database size trend, datafile and logfile from sys.dm_io_virtual_file_stats
• getdatabaseio.sql: database I/O from sys.dm_io_virtual_file_stats
• getcpu.sql: cpu usage from sys.dm_os_ring_buffers

Note

influxdb-sqlserver uses InfluxDB line protocol. If you add a sql query you have to return one column formatted with this protocol. For more details, see scripts provided in the repository and the InfluxDB documentation

License

MIT-LICENSE. See LICENSE file provided in the repository for details