Signed-off-by: John Ferlan <jferlan(a)redhat.com&gt; --- Changes | 4 ++++ Virt.xs | 4 ++++ lib/Sys/Virt/Domain.pm | 26 ++++++++++++++++++++++++++ 3 files changed, 34 insertions(+) diff --git a/Changes b/Changes index ffb1911..48ac221 100644 --- a/Changes +++ b/Changes @@ -5,6 +5,10 @@ Revision history for perl module Sys::Virt - Add group_name for block iotune - Add new branch instructions perf event - Add PERF_PARAM_BRANCH_MISSES constant + - Add PERF_PARAM_BUS_CYCLES constant + - Add PERF_PARAM_STALLED_CYCLES_FRONTEND constant + - Add PERF_PARAM_STALLED_CYCLES_BACKEND constant + - Add PERF_PARAM_REF_CPU_CYCLES constant 2.5.0 2016-12-05 diff --git a/Virt.xs b/Virt.xs index 65f4975..d694eff 100644 --- a/Virt.xs +++ b/Virt.xs @@ -8303,6 +8303,10 @@ BOOT: REGISTER_CONSTANT_STR(VIR_PERF_PARAM_INSTRUCTIONS, PERF_PARAM_INSTRUCTIONS); REGISTER_CONSTANT_STR(VIR_PERF_PARAM_BRANCH_INSTRUCTIONS, PERF_PARAM_BRANCH_INSTRUCTIONS); REGISTER_CONSTANT_STR(VIR_PERF_PARAM_BRANCH_MISSES, PERF_PARAM_BRANCH_MISSES); + REGISTER_CONSTANT_STR(VIR_PERF_PARAM_BUS_CYCLES, PERF_PARAM_BUS_CYCLES); + REGISTER_CONSTANT_STR(VIR_PERF_PARAM_STALLED_CYCLES_FRONTEND, PERF_PARAM_STALLED_CYCLES_FRONTEND); + REGISTER_CONSTANT_STR(VIR_PERF_PARAM_STALLED_CYCLES_BACKEND, PERF_PARAM_STALLED_CYCLES_BACKEND); + REGISTER_CONSTANT_STR(VIR_PERF_PARAM_REF_CPU_CYCLES, PERF_PARAM_REF_CPU_CYCLES); REGISTER_CONSTANT_STR(VIR_DOMAIN_BANDWIDTH_IN_AVERAGE, BANDWIDTH_IN_AVERAGE); REGISTER_CONSTANT_STR(VIR_DOMAIN_BANDWIDTH_IN_PEAK, BANDWIDTH_IN_PEAK); diff --git a/lib/Sys/Virt/Domain.pm b/lib/Sys/Virt/Domain.pm index 3d9b106..bd59139 100644 --- a/lib/Sys/Virt/Domain.pm +++ b/lib/Sys/Virt/Domain.pm @@ -2783,6 +2783,32 @@ count of branch misses by applications running on the platform. It corresponds to the "perf.branch_misses" field in the *Stats APIs. +=item Sys::Virt::Domain::PERF_PARAM_BUS_CYCLES +The bus_cycles perf event counter which can be used to measure +the count of bus cycles by applications running on the platform. +It corresponds to the "perf.bus_cycles" field in the *Stats APIs. + +=item Sys::Virt::Domain::PERF_PARAM_STALLED_CYCLES_FRONTEND +The stalled_cycles_frontend perf event counter which can be used +to measure the count of stalled cpu cycles in the frontend of the +instruction processor pipeline by applications running on the +platform. It corresponds to the "perf.stalled_cycles_frontend" +field in the *Stats APIs. + +=item Sys::Virt::Domain::PERF_PARAM_STALLED_CYCLES_BACKEND +The stalled_cycles_backend perf event counter which can be used +to measure the count of stalled cpu cycles in the backend of the +instruction processor pipeline by application running on the +platform. It corresponds to the "perf.stalled_cycles_backend" +field in the *Stats APIs. + +=item Sys::Virt::Domain::PERF_PARAM_REF_CPU_CYCLES +The ref_cpu_cycles perf event counter which can be used to +measure the count of total cpu cycles not affected by CPU +frequency scaling by applications running on the platform. +It corresponds to the "perf.ref_cpu_cycles" field in the +*Stats APIs. + =back =head2 VCPU FLAGS -- 2.7.4