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Message-ID: <ZBId6CEVp4mTiFhq@kernel.org>
Date: Wed, 15 Mar 2023 16:35:04 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Leo Yan <leo.yan@...aro.org>
Cc: Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
Ian Rogers <irogers@...gle.com>,
John Garry <john.g.garry@...cle.com>,
James Clark <james.clark@....com>,
Adrian Hunter <adrian.hunter@...el.com>,
Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v5 00/16] perf kvm: Support histograms and TUI mode
Em Wed, Mar 15, 2023 at 10:50:56PM +0800, Leo Yan escreveu:
> This patch set is to enable histograms and (partially) TUI mode in perf
> kvm tool; patch set v1 [1] gives brief introduction for the change.
>
> We can use below commands for testing this series:
>
> In a terminal, you could launch a virtual machine with qemu command; in
> below case, I downloaded a Ubuntu (or Debian) iso file and used it as
> the file system image:
>
> $ qemu-system-x86_64 -M pc -enable-kvm -cpu host -m 4096 -hda ubuntu-22.04-desktop-amd64.iso
>
> Then in another terminal, I can use below command to capture KVM trace
> data and report the result:
>
> # cd linux/tools/perf
> # ./perf kvm stat record
> # ./perf kvm stat report => Output in TUI mode
> # ./perf kvm stat report --stdio => Output in stdio mode
>
> Changes from v4:
> * Fixed building failure in patch 04; compiled successfully for every
> patch to ensure bisection.
Trying to fix this:
⬢[acme@...lbox perf-tools-next]$ git log --oneline -1 ; time make -C tools/perf build-test
cbd137d776f05b70 (HEAD -> perf-tools-next) perf kvm: Update documentation to reflect new changes
make: Entering directory '/var/home/acme/git/perf-tools-next/tools/perf'
- tarpkg: ./tests/perf-targz-src-pkg .
make_static: cd . && make LDFLAGS=-static NO_PERF_READ_VDSO32=1 NO_PERF_READ_VDSOX32=1 NO_JVMTI=1 NO_LIBTRACEEVENT=1 NO_LIBELF=1 -j32 DESTDIR=/tmp/tmp.AJidGMSQnF
cd . && make LDFLAGS=-static NO_PERF_READ_VDSO32=1 NO_PERF_READ_VDSOX32=1 NO_JVMTI=1 NO_LIBTRACEEVENT=1 NO_LIBELF=1 -j32 DESTDIR=/tmp/tmp.AJidGMSQnF
BUILD: Doing 'make -j32' parallel build
HOSTCC fixdep.o
HOSTLD fixdep-in.o
LINK fixdep
Makefile.config:678: Disabling post unwind, no support found.
Makefile.config:746: No libcrypto.h found, disables jitted code injection, please install openssl-devel or libssl-dev
Makefile.config:758: slang not found, disables TUI support. Please install slang-devel, libslang-dev or libslang2-dev
Makefile.config:805: Missing perl devel files. Disabling perl scripting support, please install perl-ExtUtils-Embed/libperl-dev
Makefile.config:845: No 'Python.h' was found: disables Python support - please install python-devel/python-dev
Makefile.config:950: No liblzma found, disables xz kernel module decompression, please install xz-devel/liblzma-dev
Makefile.config:963: No libzstd found, disables trace compression, please install libzstd-dev[el] and/or set LIBZSTD_DIR
Makefile.config:974: No libcap found, disables capability support, please install libcap-devel/libcap-dev
Makefile.config:987: No numa.h found, disables 'perf bench numa mem' benchmark, please install numactl-devel/libnuma-devel/libnuma-dev
Makefile.config:1046: No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev
Makefile.config:1137: libpfm4 not found, disables libpfm4 support. Please install libpfm4-dev
Auto-detecting system features:
... dwarf: [ OFF ]
... dwarf_getlocations: [ OFF ]
... glibc: [ on ]
... libbfd: [ OFF ]
... libbfd-buildid: [ OFF ]
... libcap: [ OFF ]
... libelf: [ OFF ]
... libnuma: [ OFF ]
... numa_num_possible_cpus: [ OFF ]
... libperl: [ OFF ]
... libpython: [ OFF ]
... libcrypto: [ OFF ]
... libunwind: [ OFF ]
... libdw-dwarf-unwind: [ OFF ]
... zlib: [ OFF ]
... lzma: [ OFF ]
... get_cpuid: [ on ]
... bpf: [ on ]
... libaio: [ on ]
... libzstd: [ OFF ]
GEN common-cmds.h
CC dlfilters/dlfilter-test-api-v0.o
CC dlfilters/dlfilter-show-cycles.o
LINK dlfilters/dlfilter-show-cycles.so
LINK dlfilters/dlfilter-test-api-v0.so
INSTALL /var/home/acme/git/perf-tools-next/tools/perf/libsubcmd/include/subcmd/exec-cmd.h
INSTALL /var/home/acme/git/perf-tools-next/tools/perf/libsubcmd/include/subcmd/help.h
INSTALL /var/home/acme/git/perf-tools-next/tools/perf/libsubcmd/include/subcmd/pager.h
INSTALL /var/home/acme/git/perf-tools-next/tools/perf/libsubcmd/include/subcmd/parse-options.h
INSTALL /var/home/acme/git/perf-tools-next/tools/perf/libsubcmd/include/subcmd/run-command.h
CC /var/home/acme/git/perf-tools-next/tools/perf/libsubcmd/exec-cmd.o
CC /var/home/acme/git/perf-tools-next/tools/perf/libsubcmd/help.o
CC /var/home/acme/git/perf-tools-next/tools/perf/libsubcmd/pager.o
<SNIP>
CC /var/home/acme/git/perf-tools-next/tools/perf/libsubcmd/parse-options.o
CC /var/home/acme/git/perf-tools-next/tools/perf/libsubcmd/run-command.o
CC util/sample-raw.o
CC util/s390-sample-raw.o
CC util/amd-sample-raw.o
CC util/ordered-events.o
builtin-kvm.c:512:13: error: ‘print_result’ used but never defined [-Werror]
512 | static void print_result(struct perf_kvm_stat *kvm);
| ^~~~~~~~~~~~
builtin-kvm.c:591:13: error: ‘kvm_display’ defined but not used [-Werror=unused-function]
591 | static void kvm_display(struct perf_kvm_stat *kvm)
| ^~~~~~~~~~~
builtin-kvm.c:506:12: error: ‘kvm_hists__reinit’ defined but not used [-Werror=unused-function]
506 | static int kvm_hists__reinit(const char *output, const char *sort)
| ^~~~~~~~~~~~~~~~~
builtin-kvm.c:498:12: error: ‘kvm_hists__init’ defined but not used [-Werror=unused-function]
498 | static int kvm_hists__init(void)
| ^~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[5]: *** [/var/home/acme/git/perf-tools-next/tools/build/Makefile.build:97: builtin-kvm.o] Error 1
make[5]: *** Waiting for unfinished jobs....
CC tests/perf-time-to-tsc.o
CC util/namespaces.o
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