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1218838d68
linux/tools/perf
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Sergey Senozhatsky 1218838d68 perf kvm: Add kvm-stat for arm64 
Add support for 'perf kvm stat' on arm64 platform.

Example:

  # perf kvm stat report

Analyze events for all VMs, all VCPUs:

    VM-EXIT    Samples  Samples%     Time%    Min Time    Max Time         Avg time

   DABT_LOW     661867    98.91%    40.45%      2.19us   3364.65us      6.24us ( +-   0.34% )
        IRQ       4598     0.69%    57.44%      2.89us   3397.59us   1276.27us ( +-   1.61% )
        WFx       1475     0.22%     1.71%      2.22us   3388.63us    118.31us ( +-   8.69% )
   IABT_LOW       1018     0.15%     0.38%      2.22us   2742.07us     38.29us ( +-  12.55% )
      SYS64        180     0.03%     0.01%      2.07us    112.91us      6.57us ( +-  14.95% )
      HVC64         17     0.00%     0.01%      2.19us    322.35us     42.95us ( +-  58.98% )

Total Samples:669155, Total events handled time:10216387.86us.

Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Reviewed-by: Leo Yan <leo.yan@linaro.org>
Tested-by: Leo Yan <leo.yan@linaro.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Will Deacon <will@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: Suleiman Souhlal <suleiman@google.com>
Link: http://lore.kernel.org/lkml/20201027062421.463355-1-sergey.senozhatsky@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2020-11-04 09:42:41 -03:00
..
arch perf kvm: Add kvm-stat for arm64 2020-11-04 09:42:41 -03:00
bench perf tools changes for v5.10: 1st batch 2020-10-17 11:47:46 -07:00
Documentation perf c2c: Update documentation for metrics reorganization 2020-10-15 12:02:12 -03:00
examples/bpf Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next 2020-01-28 16:02:33 -08:00
include/bpf perf bpf: Remove bpf/ subdir from bpf.h headers used to build bpf events 2020-02-18 10:13:28 -03:00
jvmti perf jvmti: Remove redundant jitdump line table entries 2020-05-29 16:51:38 -03:00
pmu-events perf vendor events: Fix DRAM_BW_Use 0 issue for CLX/SKX 2020-11-03 08:31:31 -03:00
python
scripts perf script: Add min, max to futex-contention output, in addition to avg 2020-09-23 12:58:53 -03:00
tests perf tests: Skip the llvm and bpf tests if HAVE_LIBBPF_SUPPORT isn't defined 2020-11-04 09:42:41 -03:00
trace perf trace: Use the autogenerated mmap 'prot' string/id table 2020-10-01 11:35:01 -03:00
ui perf hists browser: Increase size of 'buf' in perf_evsel__hists_browse() 2020-11-03 09:11:45 -03:00
util perf env: Conditionally compile BPF support code on having HAVE_LIBBPF_SUPPORT 2020-11-04 09:42:41 -03:00
.gitignore .gitignore: add SPDX License Identifier 2020-03-25 11:50:48 +01:00
Build
builtin-annotate.c perf evsel: Rename perf_evsel__resort*() to evsel__resort*() 2020-05-28 10:03:24 -03:00
builtin-bench.c perf bench: Add build-id injection benchmark 2020-10-13 10:59:42 -03:00
builtin-buildid-cache.c perf tools: Pass build_id object to build_id__sprintf() 2020-10-14 08:46:22 -03:00
builtin-buildid-list.c perf session: Return error code for perf_session__new() function on failure 2019-09-20 15:58:11 -03:00
builtin-c2c.c perf c2c: Add metrics "RMT Load Hit" 2020-10-15 09:34:51 -03:00
builtin-config.c perf tools: Remove util.h from where it is not needed 2019-09-20 09:19:20 -03:00
builtin-data.c perf data: Add support to store time of day in CTF data conversion 2020-08-06 09:43:37 -03:00
builtin-diff.c perf diff: Support hot streams comparison 2020-10-14 13:34:48 -03:00
builtin-evlist.c perf evsel: Rename perf_evsel__fprintf() to evsel__fprintf() 2020-05-28 10:03:24 -03:00
builtin-ftrace.c perf: ftrace: Add filter support for option -F/--funcs 2020-09-04 16:11:16 -03:00
builtin-help.c
builtin-inject.c perf tools: Pass build_id object to filename__read_build_id() 2020-10-14 08:45:16 -03:00
builtin-kallsyms.c perf dsos: Move the dsos struct and its methods to separate source files 2019-08-31 22:24:10 -03:00
builtin-kmem.c perf kmem: Pass additional arguments to 'perf record' 2020-07-10 09:37:55 -03:00
builtin-kvm.c perf evlist: Fix the class prefix for 'struct evlist' 'add' evsel methods 2020-06-22 16:28:09 -03:00
builtin-list.c perf list: Remove dead code in argument check 2020-09-09 11:12:10 -03:00
builtin-lock.c perf lock: Rename perf_evsel__*() operating on 'struct evsel *' to evsel__*() 2020-05-05 16:35:31 -03:00
builtin-mem.c perf c2c: Fix 'perf c2c record -e list' to show the default events used 2020-05-28 10:03:25 -03:00
builtin-probe.c perf probe: Do not show the skipped events 2020-05-28 10:03:24 -03:00
builtin-record.c perf tools: Consolidate close_control_option()'s into one function 2020-09-04 16:11:16 -03:00
builtin-report.c perf report: Disable ordered_events for raw dump 2020-09-01 12:20:25 -03:00
builtin-sched.c perf sched: Show start of latency as well 2020-10-13 11:01:42 -03:00
builtin-script.c perf script: Display negative tid in non-sample events 2020-09-17 16:06:22 -03:00
builtin-stat.c perf tools: Allow creation of cgroup without open 2020-09-28 09:18:06 -03:00
builtin-timechart.c perf tools: Replace zero-length array with flexible-array 2020-05-28 10:03:27 -03:00
builtin-top.c perf top: Skip side-band event setup if HAVE_LIBBPF_SUPPORT is not set 2020-08-21 10:22:23 -03:00
builtin-trace.c perf trace: Fix segfault when trying to trace events by cgroup 2020-11-03 08:31:03 -03:00
builtin-version.c perf version: Add a feature for libpfm4 2020-11-04 09:42:40 -03:00
builtin.h
check-headers.sh perf tools: Separate the checking of headers only used to build beautification tables 2020-09-29 08:56:38 -03:00
command-list.txt
CREDITS
design.txt perf tools: Support CAP_PERFMON capability 2020-04-16 12:19:08 -03:00
Makefile tools: Let O= makes handle a relative path with -C option 2020-03-06 17:08:28 -03:00
Makefile.config perf tools: Remove LTO compiler options when building perl support 2020-11-03 08:24:54 -03:00
Makefile.perf perf trace: Use the autogenerated mmap 'prot' string/id table 2020-10-01 11:35:01 -03:00
MANIFEST libperf: Move to tools/lib/perf 2020-01-06 11:46:09 -03:00
perf-archive.sh
perf-completion.sh
perf-read-vdso.c
perf-sys.h perf tests: Call test_attr__open() directly 2020-09-10 11:55:37 -03:00
perf-with-kcore.sh
perf.c libperf: Merge libperf_set_print() into libperf_init() 2019-09-25 09:51:49 -03:00
perf.h