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Wed, 25 Mar 2020 21:02:58 +0000 (UTC) Received: from krava (unknown [10.40.192.119]) by smtp.corp.redhat.com (Postfix) with ESMTPS id B738A953AF; Wed, 25 Mar 2020 21:02:56 +0000 (UTC) Date: Wed, 25 Mar 2020 22:02:52 +0100 From: Jiri Olsa To: ahmadkhorrami Cc: Arnaldo Carvalho de Melo , Steven Rostedt , Linux-trace Users , Peter Zijlstra , linux-trace-users-owner@vger.kernel.org, Jin Yao Subject: Re: Wrong Perf Backtraces Message-ID: <20200325210252.GC1947699@krava> References: <21b3df4080709f193d62b159887e2a83@ut.ac.ir> <20200323084942.GA1534489@krava> <8645d3626b4714690925328ab00373d6@ut.ac.ir> <20200325154643.GA1934048@krava> <20200325185831.GB19495@redhat.com> <9551c616b045299482fc9e26281c1062@ut.ac.ir> <20200325192858.GC19495@redhat.com> <4ffb7e2b6e272c20616fbf133a125fdf@ut.ac.ir> <20200325203921.GB1947699@krava> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200325203921.GB1947699@krava> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Sender: linux-trace-users-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-trace-users@vger.kernel.org Archived-At: List-Archive: List-Post: On Wed, Mar 25, 2020 at 09:39:27PM +0100, Jiri Olsa wrote: > On Thu, Mar 26, 2020 at 12:31:32AM +0430, ahmadkhorrami wrote: > > Here you are: > > perf version 5.4.7 > > dwarf: [ on ] # HAVE_DWARF_SUPPORT > > dwarf_getlocations: [ on ] # HAVE_DWARF_GETLOCATIONS_SUPPORT > > glibc: [ on ] # HAVE_GLIBC_SUPPORT > > gtk2: [ on ] # HAVE_GTK2_SUPPORT > > syscall_table: [ on ] # HAVE_SYSCALL_TABLE_SUPPORT > > libbfd: [ OFF ] # HAVE_LIBBFD_SUPPORT > > libelf: [ on ] # HAVE_LIBELF_SUPPORT > > libnuma: [ OFF ] # HAVE_LIBNUMA_SUPPORT > > numa_num_possible_cpus: [ OFF ] # HAVE_LIBNUMA_SUPPORT > > libperl: [ on ] # HAVE_LIBPERL_SUPPORT > > libpython: [ on ] # HAVE_LIBPYTHON_SUPPORT > > libslang: [ on ] # HAVE_SLANG_SUPPORT > > libcrypto: [ on ] # HAVE_LIBCRYPTO_SUPPORT > > libunwind: [ on ] # HAVE_LIBUNWIND_SUPPORT > > libdw-dwarf-unwind: [ on ] # HAVE_DWARF_SUPPORT > > zlib: [ on ] # HAVE_ZLIB_SUPPORT > > lzma: [ on ] # HAVE_LZMA_SUPPORT > > get_cpuid: [ on ] # HAVE_AUXTRACE_SUPPORT > > bpf: [ on ] # HAVE_LIBBPF_SUPPORT > > aio: [ on ] # HAVE_AIO_SUPPORT > > zstd: [ on ] # HAVE_ZSTD_SUPPORT > > and > > linux-vdso.so.1 (0x00007ffe55fca000) > > libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 > > (0x00007f82758f9000) > > librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007f82756f1000) > > libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f8275353000) > > libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f827514f000) > > libelf.so.1 => /usr/lib/x86_64-linux-gnu/libelf.so.1 (0x00007f8274f35000) > > libdw.so.1 => /usr/lib/x86_64-linux-gnu/libdw.so.1 (0x00007f8274ce9000) > > libunwind-x86_64.so.8 => /usr/lib/x86_64-linux-gnu/libunwind-x86_64.so.8 > > (0x00007f8274aca000) > > libunwind.so.8 => /usr/lib/x86_64-linux-gnu/libunwind.so.8 > > libunwind, ok > > > (0x00007f82748af000) > > liblzma.so.5 => /lib/x86_64-linux-gnu/liblzma.so.5 (0x00007f8274689000) > > libslang.so.2 => /lib/x86_64-linux-gnu/libslang.so.2 (0x00007f82741a7000) > > libperl.so.5.26 => /usr/lib/x86_64-linux-gnu/libperl.so.5.26 > > (0x00007f8273daa000) > > libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f82739b9000) > > libpython2.7.so.1.0 => /usr/lib/x86_64-linux-gnu/libpython2.7.so.1.0 > > (0x00007f827343c000) > > libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007f827321f000) > > libzstd.so.1 => /usr/lib/x86_64-linux-gnu/libzstd.so.1 (0x00007f8272fa4000) > > /lib64/ld-linux-x86-64.so.2 (0x00007f8276427000) > > libbz2.so.1.0 => /lib/x86_64-linux-gnu/libbz2.so.1.0 (0x00007f8272d94000) > > libcrypt.so.1 => /lib/x86_64-linux-gnu/libcrypt.so.1 (0x00007f8272b5c000) > > libutil.so.1 => /lib/x86_64-linux-gnu/libutil.so.1 (0x00007f8272959000) > > > > Mr. Olsa said he needs the output of perf archive. > > Mr Olsa did not actualy try to open/close pdf before as you described.. let me try and I'll let you know yea, no luck.. so if you could generate some reasonable small perf.data that shows the issue and send it over together with 'perf archive' data privately to me and to whoever else ask for it, so we don't polute the list.. or if you could put it somewhere on the web/ftp.. that'd be best thanks, jirka