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SQL Server Performance Monitor Counters to Analyze

• Memory – Available MBytes
• Paging File – % Usage
• Physical Disk – Avg. Disk sec/Read
• Physical Disk – Avg. Disk sec/Write
• Physical Disk – Disk Reads/sec
• Physical Disk – Disk Writes/sec
• Processor – % Processor Time
• SQLServer: Buffer Manager – Buffer cache hit ratio
• SQLServer: Buffer Manager – Page life expectancy
• SQLServer: General Statistics – User Connections
• SQLServer: Memory Manager – Memory Grants Pending
• SQLServer: SQL Statistics – Batch Requests/sec
• SQLServer: SQL Statistics – Compilations/sec
• SQLServer: SQL Statistics – Recompilations/sec
• System – Processor Queue Length