https://community.hpe.com/t5/operating-system-linux/top-help/m-p/4345405#M34997 ni stands for nice, processes with lower priority. Often invoked with nice(1). Tue, 27 Jan 2009 11:42:36 GMT Dennis Handly 2009-01-27T11:42:36Z https://community.hpe.com/t5/operating-system-linux/top-help/m-p/4345404#M34996 <BR />from the output of 'top'<BR /><BR />Cpu(s): 38.1%us, 0.7%sy, 0.2%ni, 59.5%id, 1.4%wa, 0.0%hi, 0.0%si, 0.0%st<BR /><BR />whats the 'ni' 'hi' and 'si' <BR /><BR />please help Tue, 27 Jan 2009 11:07:28 GMT https://community.hpe.com/t5/operating-system-linux/top-help/m-p/4345404#M34996 Maaz 2009-01-27T11:07:28Z https://community.hpe.com/t5/operating-system-linux/top-help/m-p/4345405#M34997 ni stands for nice, processes with lower priority. Often invoked with nice(1). Tue, 27 Jan 2009 11:42:36 GMT https://community.hpe.com/t5/operating-system-linux/top-help/m-p/4345405#M34997 Dennis Handly 2009-01-27T11:42:36Z https://community.hpe.com/t5/operating-system-linux/top-help/m-p/4345406#M34998 From the man page of top:<BR /><BR />------<BR />2c. CPU States<BR /><BR />The CPU states are shown in the Summary Area. They are always shown as a percentage and are for the time between now and the last refresh.<BR /><BR />[...]<BR /><BR /> hi -- Hardware IRQ<BR /><BR />The amount of time the CPU has been servicing hardware interrupts.<BR /><BR />si -- Software Interrupts<BR /><BR />The amount of time the CPU has been servicing software interrupts.<BR /><BR />------<BR /><BR />MK Tue, 27 Jan 2009 15:03:42 GMT https://community.hpe.com/t5/operating-system-linux/top-help/m-p/4345406#M34998 Matti_Kurkela 2009-01-27T15:03:42Z