Predefined Situations: Bottleneck Analysis

IBM Tivoli Monitoring: Windows OS Agent includes three types of predefined situations:


Descriptions and Formulas

NT_Bottleneck_Disk monitors for potential system slowdowns due to disk activity

NT_Percent_Disk_Time EQ TRUE
AND
NT_Percent_Processor_Time_Low EQ TRUE
AND
NT_Percent_Total_Proc_Time_Low EQ TRUE
AND
NT_Memory_Pages_Sec_Low EQ TRUE

 

NT_Bottleneck_Memory monitors for potential system slowdowns due to insufficient available memory.

NT_Memory_Pages_Sec EQ TRUE
AND
NT_Percent_Processor_Time EQ TRUE

 

NT_Bottleneck_Paging monitors for potential system slowdowns due to paging activity.

NT_Percent_Disk_Time EQ TRUE
AND
NT_Memory_Pages_Sec EQ TRUE
AND
NT_Percent_Processor_Time_Low EQ TRUE

 

NT_Bottleneck_Processor monitors for potential system slowdowns due to high processor utilization.

NT_Percent_Processor_Time EQ TRUE
AND
NT_Memory_Pages_Sec_Low EQ TRUE
AND
NT_Percent_Disk_Time_Low EQ TRUE

 

NT_Context_Switches_Sec monitors for indications of multitasking level.

NT_System.Context_Switches/Sec GT 100

 

NT_Context_Switches_Sec_Low monitors context switches/sec low settings (for bottleneck analysis.)

NT_System.Context_Switches/Sec LE 5

 

NT_Memory_Pages_Sec monitors for indications of high memory demand.

NT_Memory.Pages/sec GT 100

 

NT_Memory_Pages_Sec_Low monitors Memory Pages/sec low setting (for bottleneck analysis).

NT_Memory.Pages/sec LE 1

 

NT_Percent_Disk_Time monitors for indications of high disk activity.

NT_Physical_Disk.%_Disk_Time GE 65

 

NT_Percent_Disk_Time_Low monitors % disk time low setting (for bottleneck analysis.)

NT_Physical_Disk.%_Disk_Time LE 15

 

NT_Percent_Processor_Time monitors for indications of high processor activity.

NT_Processor.%_Processor_Time GE 70

 

NT_Percent_Processor_Time_Low monitors for % processor time low setting (for bottleneck analysis.)

NT_Processor.%_Processor_Time LE 10

 

NT_Percent_Total_Proc_Time monitors for indications of high activity on all processors.

(NT_System.Operating_System_Version EQ 4.0
AND
NT_System.%_Total_Processor_Time GT 70)
OR

(NT_System.Operating_System_Version EQ 5.0
AND
NT_Processor.%_Processor_Time GT 70
AND
NT_Processor.Processor EQ _Total)

 

NT_Percent_Total_Proc_Time_Low monitors for % total processor time low setting (for bottleneck analysis.)

(NT_System.Operating_System_Version EQ 5.0
AND
NT_Processor.%_Processor_Time LE 10
AND
NT_Processor.Processor EQ _Total)
OR

(NT_System.Operating_System_Version EQ 4.0
AND
NT_System.%_Total_Processor_Time LE 10)

 

NT_System_Proc_Q_Length monitors for indications of processor congestion.

NT_System.Processor_Queue_Length GT 25

 

NT_System_Proc_Q_Length_Low monitors system proc queue length low settings (for bottelneck analysis).

NT_System.Processor_Queue_Length LE 1

 

NT_System_Total_Interrupts monitors I/O device activity.

(NT_System.Operating_System_Version EQ 4.0
AND
NT_System.Total_Interrupts/Sec GT 100)
OR

(NT_System.Operating_System_Version EQ 5.0
AND
NT_Processor.Interrupts/sec GT 100
AND
NT_Processor.Processor EQ _Total)

 

NT_System_Total_Interrupts_Low monitors system total interrupts low setting (for bottleneck analysis.)

(NT_System.Operating_System_Version EQ 4.0
AND
NT_System.Total_Interrupts/Sec LE 5)
OR

(NT_System.Operating_System_Version EQ 5.0
AND
NT_Processor.Interrupts/sec LE 5
AND
NT_Processor.Processor EQ _Total)