Re: [PATCH v1] perf x86 test: Update hybrid expectations

From: Arnaldo Carvalho de Melo
Date: Wed Jan 03 2024 - 11:42:39 EST


Em Tue, Jan 02, 2024 at 01:57:32PM -0800, Ian Rogers escreveu:
> The legacy events cpu-cycles and instructions have sysfs event
> equivalents on x86 (see /sys/devices/cpu_core/events). As sysfs/JSON
> events are now higher in priority than legacy events this causes the
> hybrid test expectations not to be met. To fix this switch to legacy
> events that don't have sysfs versions, namely cpu-cycles becomes
> cycles and instructions becomes branches.
>
> Fixes: a24d9d9dc096 ("perf parse-events: Make legacy events lower priority than sysfs/JSON")
> Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>

With it:

root@number:/home/acme# perf test hybrid
71: Intel PT :
71.2: Intel PT hybrid CPU compatibility : Ok
75: x86 hybrid : Ok
root@number:/home/acme#

Applied.

Now to look at this on this hybrid system (14700K):

101: perf all metricgroups test : FAILED!

Testing Mem
event syntax error: '{cpu_core/UNC_ARB_DAT_OCCUPANCY.RD,cmask=1,metric-id=cpu_core!3UNC_ARB_DAT_OCCUPANCY.RD!0cmask!21!3/,UNC_ARB_DAT_OCCUPANCY.RD/metric-id=UNC_ARB_DAT_OCCUPANCY.RD/}:W,du..'
\___ Bad event or PMU

Unable to find PMU or event on a PMU of 'cpu_core'

Initial error:
event syntax error: '{cpu_core/UNC_ARB_DAT_OCCUPANCY.RD,cmask=1,metric-id=cpu_core!3UNC_ARB_DAT_OCCUPANCY.RD!0cmask!21!3/,UNC_ARB_DAT_OCCUPANCY.RD/metric-id=UNC_ARB_DAT_OCCUPANCY.RD/}:W,du..'
\___ unknown term 'UNC_ARB_DAT_OCCUPANCY.RD' for pmu 'cpu_core'

valid terms: event,pc,edge,offcore_rsp,ldlat,inv,umask,frontend,cmask,config,config1,config2,config3,name,period,percore,metric-id
test child finished with -1
---- end ----
perf all metricgroups test: FAILED!
root@number:/home/acme# grep -m1 "model name" /proc/cpuinfo
model name : Intel(R) Core(TM) i7-14700K
root@number:/home/acme#


root@number:/home/acme# ls -la /sys/devices/uncore_
uncore_arb_0/ uncore_cbox_1/ uncore_cbox_2/ uncore_cbox_5/ uncore_cbox_8/ uncore_imc_0/ uncore_imc_free_running_1/
uncore_arb_1/ uncore_cbox_10/ uncore_cbox_3/ uncore_cbox_6/ uncore_cbox_9/ uncore_imc_1/
uncore_cbox_0/ uncore_cbox_11/ uncore_cbox_4/ uncore_cbox_7/ uncore_clock/ uncore_imc_free_running_0/
root@number:/home/acme# ls -la /sys/devices/uncore_


102: perf all metrics test : FAILED!

event syntax error: '{cpu_core/UNC_ARB_DAT_OCCUPANCY.RD,cmask=1,metric-id=cpu..'
\___ Bad event or PMU

Unable to find PMU or event on a PMU of 'cpu_core'

Initial error:
event syntax error: '{cpu_core/UNC_ARB_DAT_OCCUPANCY.RD,cmask=1,metric-id=cpu..'
\___ unknown term 'UNC_ARB_DAT_OCCUPANCY.RD' for pmu 'cpu_core'

valid terms: event,pc,edge,offcore_rsp,ldlat,inv,umask,frontend,cmask,config,config1,config2,config3,name,period,percore,metric-id


Testing UNCORE_FREQ
Metric 'UNCORE_FREQ' not printed in:
event syntax error: '{tma_info_system_socket_clks/metric-id=tma_info_system_s..'
\___ Bad event or PMU

Unable to find PMU or event on a PMU of 'tma_info_system_socket_clks'

Initial error:
event syntax error: '{tma_info_system_socket_clks/metric-id=tma_info_system_s..'
\___ Cannot find PMU `tma_info_system_socket_clks'. Missing kernel support?
Testing tma_info_system_socket_clks

- Arnaldo