2691 2012-07-04 07:45:13 +0000 Oprofile-viewer encounter invalid sample file issue 2012-11-02 11:36:09 +0000 1 1 7 Build System, Metadata & Runtime OE-Core core 1.3 x86 Multiple VERIFIED WONTFIX Medium normal 1.3 M4 1 hongnax.xu sgw jessica.zhang jiajun.xu lianhao.lu meta.mr.watcher meta.watcher ningx.ma poky.bs.watcher poky.watcher song.liu sstncr --- --- --- oldest_to_newest 22777 0 hongnax.xu 2012-07-04 07:45:13 +0000 on host opensuse 12.1 64bit,with target qemux86/x86-64 sato-sdk image at http://autobuilder.yoctoproject.org/pub/nightly/20120613-1/machines/qemu/, oprofile-viewer meet the error: ################## opreport error: Invalid sample file, bad magic number: /tmp/oprofile-archive-17724/active/var/lib/oprofile/samples/current/{root}/usr/bin/matchbox-panel/{dep}/{root}/usr/lib/libpangoft2-1.0.so.0.2800.4/TIMER.0.0.all.all.all ################### but qemuarm's kernel generated oprofile data file can be read by remote 64bit opreport well. the image were built from poky/master,commitID 7f017cab0b3e4d5a4fc356eccd8eb8429b0531d0 22778 1 lianhao.lu 2012-07-04 07:47:21 +0000 The opreport installed on the opensuse host is 0.9.7. 22782 2 lianhao.lu 2012-07-04 08:44:54 +0000 I tested the same images on Ubuntu 10.04 x86-64 host with opreport v0.9.6. The qemux86-64 was ok and the qemux86/qemuarm failed due to another issue which was reported in bug #1452.(https://bugzilla.yoctoproject.org/show_bug.cgi?id=1452) My guess is that the opreport on openSuse is not compatible with the oprofile in our qemu target. 22788 3 richard.purdie 2012-07-04 14:34:55 +0000 Is oprofile backwards compatible and does upgrading oprofile in our metadata likely to fix this issue? 23246 4 hongnax.xu 2012-07-19 08:27:55 +0000 weird thing happen. i use the same host machine(opensuse 12.1 64bit with opreport 0.9.7) mentioned in description with 1.3 M2 RC1 building with juno eclipse, the issue is gone. image location: http://autobuilder.yoctoproject.org/pub/nightly/201200712-1/machines/qemu/ Tree/Branch: poky/master Commit id: eb0cb7e8234f5d2e5623406e9660be91cf52f65e but with the same commit buiding, on host ubuntu 11.10 64 bit with opreport 0.9.6, which can not be read qemuarm/x86's kernel generated oprofile data file.the log is: *********************** (oprofile-viewer:17615): Gtk-WARNING **: Unable to locate theme engine in module_path: "pixmap", (oprofile-viewer:17615): Gtk-WARNING **: GtkSpinButton: setting an adjustment with non-zero page size is deprecated warning: /tmp/oprofile-archive-17615/active/no-vmlinux could not be found. warning: /tmp/oprofile-archive-17615/active[heap] (tgid:522 range:0x8217000-0x842b000) could not be found. warning: /tmp/oprofile-archive-17615/active[heap] (tgid:681 range:0x804b000-0x812f000) could not be found. warning: /tmp/oprofile-archive-17615/active[heap] (tgid:793 range:0x8127000-0x81ab000) could not be found. warning: /tmp/oprofile-archive-17615/active[heap] (tgid:808 range:0x8127000-0x81ab000) could not be found. opreport error: profile_t::samples_range(): start > end something wrong with kernel or module layout ? please report problem to oprofile-list@lists.sourceforge.net ***************************** 23248 5 hongnax.xu 2012-07-19 09:24:38 +0000 the log in "Comment 4" is the same issue in bug 1452. if the error"Invalid sample file" not happen next test cycle, i will close it. 24373 6 sgw 2012-08-22 23:49:41 +0000 Any Update? 24378 7 ningx.ma 2012-08-23 01:36:32 +0000 close it cause i didn't encounter this issue from poky/master:0ffb02eec2beaea27ff0ec9d3d31b0a09e675a4c till now, if anyone meet it againt, please reopen it. 27198 8 sstncr 2012-11-02 11:36:09 +0000 Marking as verified.