> > Yep, kvm_stat is the simplest way to monitor the exits frequency. Attached is kvm_stat results from L1, captured from several seconds of intervals. /kashyap
======================================================================================== kvm_entry 7957 2047 kvm_exit 7959 2045 kvm_page_fault 6237 1649 kvm_inj_exception 2074 552 kvm_emulate_insn 1162 311 kvm_apic 983 258 vcpu_match_mmio 972 258 kvm_mmio 971 257 kvm_cr 933 235 kvm_inj_virq 468 123 kvm_eoi 455 120 kvm_apic_accept_irq 450 120 kvm_pv_eoi 413 111 kvm_apic_ipi 74 21 kvm_cpuid 64 16 kvm_fpu 21 5 kvm_msi_set_irq 1 0 kvm_pio 1 0 kvm_exit(EXCEPTION_NMI) 1115 0 kvm_exit(EXTERNAL_INTERRUPT) 223 0 kvm_exit(CR_ACCESS) 177 0 kvm_exit(HLT) 24 0 kvm_exit(CPUID) 16 0 kvm_exit(PENDING_INTERRUPT) 16 0 kvm_exit(INVLPG) 11 0 kvm_exit(TRIPLE_FAULT) 6 0 kvm_exit(APIC_ACCESS) 6 0 kvm_exit(MWAIT_INSTRUCTION) 5 0 kvm_exit(EPT_VIOLATION) 5 0 kvm_exit(TASK_SWITCH) 5 0 kvm_exit(VMREAD) 5 0 kvm_exit(RDPMC) 5 0 kvm_exit(VMRESUME) 5 0 kvm_exit(EPT_MISCONFIG) 5 0 kvm_exit(VMOFF) 5 0 kvm_exit(DR_ACCESS) 4 0 kvm_exit(IO_INSTRUCTION) 4 0 kvm_exit(VMCLEAR) 4 0 kvm_exit(VMON) 4 0 kvm_exit(MCE_DURING_VMENTRY) 3 0 kvm_exit(INVALID_STATE) 3 0 kvm_exit(TPR_BELOW_THRESHOLD) 2 0 kvm_exit(MONITOR_INSTRUCTION) 2 0 ======================================================================================== kvm statistics kvm_exit 2310005 29825 kvm_entry 2309999 29823 kvm_page_fault 2082037 26953 kvm_inj_exception 874914 11517 kvm_emulate_insn 236606 2991 kvm_mmio 212606 2789 vcpu_match_mmio 212247 2784 kvm_apic 211898 2779 kvm_inj_virq 110141 1419 kvm_eoi 108906 1410 kvm_apic_accept_irq 108903 1410 kvm_pv_eoi 102577 1338 kvm_cr 71455 804 kvm_apic_ipi 13427 165 kvm_cpuid 9242 76 kvm_fpu 3103 23 kvm_userspace_exit 360 5 kvm_msi_set_irq 244 1 kvm_pio 210 0 kvm_exit(EXCEPTION_NMI) 1115 0 kvm_exit(EXTERNAL_INTERRUPT) 223 0 kvm_exit(CR_ACCESS) 177 0 kvm_msr 36 0 kvm_exit(HLT) 24 0 kvm_exit(CPUID) 16 0 kvm_exit(PENDING_INTERRUPT) 16 0 kvm_exit(INVLPG) 11 0 kvm_exit(TRIPLE_FAULT) 6 0 kvm_exit(APIC_ACCESS) 6 0 kvm_exit(MWAIT_INSTRUCTION) 5 0 kvm_exit(EPT_VIOLATION) 5 0 kvm_exit(TASK_SWITCH) 5 0 kvm_exit(VMREAD) 5 0 kvm_exit(RDPMC) 5 0 kvm_exit(VMRESUME) 5 0 kvm_exit(EPT_MISCONFIG) 5 0 kvm_exit(VMOFF) 5 0 kvm_exit(DR_ACCESS) 4 0 kvm_exit(IO_INSTRUCTION) 4 0 kvm_exit(VMCLEAR) 4 0 kvm_exit(VMON) 4 0 kvm_exit(MCE_DURING_VMENTRY) 3 0 ======================================================================================== kvm statistics kvm_entry 3209449 30926 kvm_exit 3209455 30925 kvm_page_fault 2893256 27941 kvm_inj_exception 1219807 11986 kvm_emulate_insn 326476 3056 kvm_mmio 295425 2855 vcpu_match_mmio 294916 2851 kvm_apic 294417 2847 kvm_inj_virq 153427 1452 kvm_eoi 151889 1442 kvm_apic_accept_irq 151886 1442 kvm_pv_eoi 142938 1374 kvm_cr 98692 821 kvm_apic_ipi 18426 178 kvm_cpuid 11926 76 kvm_fpu 4019 24 kvm_userspace_exit 510 5 kvm_msi_set_irq 326 1 kvm_pio 278 1 kvm_exit(EXCEPTION_NMI) 1115 0 kvm_exit(EXTERNAL_INTERRUPT) 223 0 kvm_exit(CR_ACCESS) 177 0 kvm_msr 36 0 kvm_exit(HLT) 24 0 kvm_exit(CPUID) 16 0 kvm_exit(PENDING_INTERRUPT) 16 0 kvm_exit(INVLPG) 11 0 ======================================================================================== kvm statistics kvm_exit 3987803 31654 kvm_entry 3987802 31653 kvm_page_fault 3594347 28600 kvm_inj_exception 1518801 12154 kvm_emulate_insn 403726 3194 kvm_mmio 367160 2975 vcpu_match_mmio 366516 2970 kvm_apic 365882 2966 kvm_inj_virq 191666 1511 kvm_eoi 189844 1494 kvm_apic_accept_irq 189842 1494 kvm_pv_eoi 179007 1421 kvm_cr 121367 839 kvm_apic_ipi 22612 182 kvm_cpuid 13978 76 kvm_fpu 4790 33 kvm_userspace_exit 645 5 kvm_msi_set_irq 412 3 kvm_pio 351 3 kvm_exit(EXCEPTION_NMI) 1115 0 kvm_exit(EXTERNAL_INTERRUPT) 223 0 kvm_exit(CR_ACCESS) 177 0 kvm_msr 36 0 kvm_exit(HLT) 24 0 kvm_exit(CPUID) 16 0 kvm_exit(PENDING_INTERRUPT) 16 0 kvm_exit(INVLPG) 11 0 kvm_exit(TRIPLE_FAULT) 6 0 kvm_exit(APIC_ACCESS) 6 0 kvm_exit(MWAIT_INSTRUCTION) 5 0 kvm_exit(EPT_VIOLATION) 5 0 kvm_exit(TASK_SWITCH) 5 0 kvm_exit(VMREAD) 5 0 kvm_exit(RDPMC) 5 0 kvm_exit(VMRESUME) 5 0 kvm_exit(EPT_MISCONFIG) 5 0 kvm_exit(VMOFF) 5 0 kvm_exit(DR_ACCESS) 4 0 kvm_exit(IO_INSTRUCTION) 4 0 kvm_exit(VMCLEAR) 4 0 kvm_exit(VMON) 4 0 kvm_exit(MCE_DURING_VMENTRY) 3 0 kvm_exit(INVALID_STATE) 3 0 kvm_exit(TPR_BELOW_THRESHOLD) 2 0 kvm_exit(MONITOR_INSTRUCTION) 2 0 ======================================================================================== kvm statistics kvm_exit 5249496 33215 kvm_entry 5249490 33215 kvm_page_fault 4734454 30198 kvm_inj_exception 2000987 12870 kvm_emulate_insn 530007 3224 kvm_mmio 481442 2926 vcpu_match_mmio 480603 2921 kvm_apic 479773 2915 kvm_inj_virq 250609 1493 kvm_apic_accept_irq 248190 1480 kvm_eoi 248191 1480 kvm_pv_eoi 233890 1373 kvm_cr 159896 928 kvm_apic_ipi 29680 173 kvm_cpuid 18530 114 kvm_fpu 6251 35 kvm_userspace_exit 840 5 kvm_msi_set_irq 516 2 kvm_pio 436 2 kvm_exit(EXCEPTION_NMI) 1115 0 kvm_exit(EXTERNAL_INTERRUPT) 223 0 kvm_exit(CR_ACCESS) 177 0 kvm_msr 36 0 kvm_exit(HLT) 24 0 kvm_exit(CPUID) 16 0 kvm_exit(PENDING_INTERRUPT) 16 0 kvm_exit(INVLPG) 11 0 kvm_exit(TRIPLE_FAULT) 6 0 kvm_exit(APIC_ACCESS) 6 0 kvm_exit(MWAIT_INSTRUCTION) 5 0 kvm_exit(EPT_VIOLATION) 5 0 kvm_exit(TASK_SWITCH) 5 0 kvm_exit(VMREAD) 5 0 kvm_exit(RDPMC) 5 0 kvm_exit(VMRESUME) 5 0 kvm_exit(EPT_MISCONFIG) 5 0 kvm_exit(VMOFF) 5 0 kvm_exit(DR_ACCESS) 4 0 kvm_exit(IO_INSTRUCTION) 4 0 kvm_exit(VMCLEAR) 4 0 kvm_exit(VMON) 4 0 kvm_exit(MCE_DURING_VMENTRY) 3 0 kvm_exit(INVALID_STATE) 3 0 kvm_exit(TPR_BELOW_THRESHOLD) 2 0 kvm_exit(MONITOR_INSTRUCTION) 2 0 ======================================================================================== kvm statistics kvm_entry 6740066 27607 kvm_exit 6740066 27605 kvm_page_fault 6079438 24813 kvm_inj_exception 2563167 10330 kvm_emulate_insn 684814 2963 kvm_mmio 618861 2625 vcpu_match_mmio 617782 2620 kvm_apic 616713 2615 kvm_inj_virq 323299 1420 kvm_eoi 320100 1409 kvm_apic_accept_irq 320098 1409 kvm_pv_eoi 301514 1331 kvm_cr 203989 748 kvm_apic_ipi 38221 151 kvm_cpuid 25318 134 kvm_fpu 8388 43 kvm_userspace_exit 1080 5 kvm_msi_set_irq 691 2 kvm_pio 593 2 kvm_exit(EXCEPTION_NMI) 1115 0 kvm_exit(EXTERNAL_INTERRUPT) 223 0 kvm_exit(CR_ACCESS) 177 0 kvm_msr 36 0 kvm_exit(HLT) 24 0 kvm_exit(CPUID) 16 0 kvm_exit(PENDING_INTERRUPT) 16 0 kvm_exit(INVLPG) 11 0 kvm_exit(TRIPLE_FAULT) 6 0 kvm_exit(APIC_ACCESS) 6 0 kvm_exit(MWAIT_INSTRUCTION) 5 0 kvm_exit(EPT_VIOLATION) 5 0 kvm_exit(TASK_SWITCH) 5 0 kvm_exit(VMREAD) 5 0 kvm_exit(RDPMC) 5 0 kvm_exit(VMRESUME) 5 0 kvm_exit(EPT_MISCONFIG) 5 0 kvm_exit(VMOFF) 5 0 kvm_exit(DR_ACCESS) 4 0 kvm_exit(IO_INSTRUCTION) 4 0 kvm_exit(VMCLEAR) 4 0 kvm_exit(VMON) 4 0 kvm_exit(MCE_DURING_VMENTRY) 3 0 kvm_exit(INVALID_STATE) 3 0 kvm_exit(TPR_BELOW_THRESHOLD) 2 0 kvm_exit(MONITOR_INSTRUCTION) 2 0
