Package: itop Version: 0.1-4+b2 running as "itop -a" it shows only 0, after running for even a minute
INT NAME RATE MAX 0 [ 0 0 ] 0 Ints/s (max: 0) on CPU model name : AMD FX(tm)-6300 Six-Core Processor $ uname -a Linux xxx 4.9.0-7-amd64 #1 SMP Debian 4.9.110-1 (2018-07-05) x86_64 GNU/Linux $ lsb_release -a No LSB modules are available. Distributor ID: Debian Description: Debian GNU/Linux 9.5 (stretch) Release: 9.5 Codename: stretch $ cat /proc/interrupts CPU0 CPU1 CPU2 CPU3 CPU4 CPU5 0: 46 0 0 0 0 0 IR-IO-APIC 2-edge timer 1: 1 0 0 0 0 1 IR-IO-APIC 1-edge i8042 8: 0 0 2 1 2 8 IR-IO-APIC 8-edge rtc0 9: 0 0 0 0 0 0 IR-IO-APIC 9-fasteoi acpi 12: 0 1 1 0 1 1 IR-IO-APIC 12-edge i8042 [...] NMI: 4576 3850 4491 3235 4362 4338 Non-maskable interrupts LOC: 79802757 38989023 91878071 54345626 79404978 57705477 Local timer interrupts SPU: 0 0 0 0 0 0 Spurious interrupts PMI: 4576 3850 4491 3235 4362 4338 Performance monitoring interrupts IWI: 0 0 4 0 2 6 IRQ work interrupts RTR: 0 0 0 0 0 0 APIC ICR read retries RES: 123267589 91279982 108142748 91374192 113543056 73375822 Rescheduling interrupts CAL: 8573352 7819191 7567869 7418404 8405862 7427276 Function call interrupts TLB: 8559831 7805513 7553932 7404385 8391854 7398230 TLB shootdowns TRM: 0 0 0 0 0 0 Thermal event interrupts THR: 0 0 0 0 0 0 Threshold APIC interrupts DFR: 0 0 0 0 0 0 Deferred Error APIC interrupts MCE: 0 0 0 0 0 0 Machine check exceptions MCP: 1152 1152 1152 1152 1152 1152 Machine check polls ERR: 1 MIS: 0 PIN: 0 0 0 0 0 0 Posted-interrupt notification event PIW: 0 0 0 0 0 0 Posted-interrupt wakeup event It does show some values that make more sense on another AMD64 SMP Debian 9.5, on another machine.