From: Maynard J. <may...@us...> - 2008-06-02 12:37:30
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William Cohen wrote: > Maynard Johnson wrote: > >> We are pleased to announce OProfile 0.9.4 Release Candidate 1. You can download >> this release at: >> http://sourceforge.net/project/showfiles.php?group_id=16191 >> >> This release has many new features and fixes. The biggest change with this >> release is the addition of support for profiling JITed code. Java agents that >> support Java 1.4 (JVMPI) and later (JVMTI) are included with OProfile. See the >> release notes below for more details. >> >> Please test this release candidate and let us know (good or bad) how it works. >> >> Thanks. >> -Maynard Johnson >> > > Hi Maynard, > > Thanks so much for working on a releasing Oprofile 0.9.4. > > What is the logic for having oprofile require a special user and group oprofile > for installation? On rpm builds the build machine might not have the special > user and groups oprofile this may present an issue. > One thing to add to Daniel's reply . . . The configure script puts out a warning message if the 'oprofile' user and group accounts do not exist, and 'make install' will fail if they do not exist. Will this be a problem for your rpm build machines? Please look at the new file in oprofile's root source directory called README_PACKAGERS for additional info on spec file changes that are needed to support these required user and group accounts and let me know if you see any problems with this. > Noticed that the Fedora 9 kernel (2.6.25.3-18.fc9) on x86_64 started with > "nmi_watchdog=2" doesn't work with oprofile because performance counter 0 is > used for the watchdog. There were some patches submitted earlier earlier that > allowed the performance counter allocation to occur even when some performance > counter are already reserved. Would it be possible to roll this patch into > 0.9.4? Below is a link to the related email. > > http://marc.info/?l=oprofile-list&m=120716521708920&w=2 > Will, it looks to me like John gave his approval for that patch on April 16. Assuming that's the case, once you commit it, I can spin a release candidate 2 if you can test it. -Maynard > Will > > >> ------------------------------------------------------------------------------ >> >> >> Release Notes >> =============== >> OProfile is a powerful system-wide profiler for Linux. Read >> more at http://oprofile.sf.net >> >> OProfile 0.9.4 has been released. OProfile is still in alpha, >> but has been proven stable for many users. >> >> New features >> ------------ >> >> OProfile now supports profiling Java applications. See Section 1.4 >> "Installation" in the user manual for instructions on how to build >> OProfile so that it includes this support. >> >> OProfile also includes a framework for adding support for profiling >> other just-in-time (JIT) compiled languages. A new manual titled >> "OProfile JIT agent developer guide" is provided to aid developers. >> >> Added Xen support for IA64 >> >> Added AVR32 support >> >> Add '--root' option to opreport which act as a replacement (a prefix) >> for the / fs >> >> Performance improvement for 'opreport --xml --details'. >> >> OProfile tends to output obscure error message. Some of these have been fixed. >> >> Changes required to build with gcc 4.3 >> >> Bug fixes >> --------- >> >> Fix sym_offset calculation bug, seen on 64 bit systems with code mapped >> with an address >4G >> >> Fix opcontrol's calculation of kernel address range to include code found >> in sections other than just .text >> >> Fix opcontrol's short forms of --list-events (-l) and --dump (-d) so they >> work for non-root users >> >> Fix MMCR values and counter-to-event mappings on a few 970MP groups >> >> Turn off profiling in hypervisor on 970MP to prevent lost interrupts >> >> Update family10 events and unit_masks files to match the BIOS and Kernel >> Developer's Guide (current, as of May 20, 2008) >> >> Since --xml is not compatible with the --sort option, we warned against >> the use of --sort, but didn't reset the sort options to default. This is >> now fixed. >> >> Fix silent failure of oprof_start for when a counter is missing (e.g, NMI >> watchdog is up) >> >> Change opcontrol to use "-SIG" instead of "-s SIG" since Busybox's >> implementation of "kill" doesn't understand the "-s SIG" option >> >> Fix 'opannotate -s' to work with inlined code >> >> Update POWER6 event files (add new event groupings; make some fixes to others) >> >> Fix "Dangling ESCAPE CODE" error that can occur on Cell BE SPE profiling >> >> Fix opreport for Cell BE SPE profiles to attribute samples to dynamically >> generated call stubs executed from SPE stack (for example, I/O calls to >> the libc library) >> >> Fix loop in 'opcontrol --dump' code when using --session-dir on a network >> drive (clock issues) >> >> Fix problem with 'oparchive --list-files' that can occur if file doesn't exist >> >> Fix user/kernel domain profiling switches for ppc64 architectures >> >> Fix the bfd_get_synthetic_symtab check in m4 macro to work correctly with >> '--with-binutils' configure option >> >> Fix ARM big-endian syscall >> >> bug #1820202, differential profile broken in 0.9.3, is fixed >> >> bug #1717298, mips events have incorrect id numbers, is fixed, all event >> number > 9 was incorrectly setup >> >> bug #1564920, opcontrol does not check if objdump exists is fixed, we error >> out and pinpoint the right error now >> >> bug #1819350, oparchive doesn't work with kernel module, is fixed (need another >> related fix, if you read that I forget about that, ping me please -- phe) >> >> bug #1828566, --xml and -t and callgraph now output symboldata for all >> caller/callees >> >> bug #1930788, opreport error: basic_string::erase >> >> >> Known problems >> -------------- >> >> When using callgraph profiling, it's possible that invalid sample >> files are created (bug #1685267). >> >> Many Alpha ev67 events do not work (bug #931875). >> >> A few Pentium IV events are not supported (bug #841099). >> >> For 2.2 kernels, the module must be compiled as the same user >> that owns the kernel source tree. >> >> With an AMD64 kernel, OProfile must be built in 64 bit mode due to lack >> of kernel support. >> >> opreport -c gives strange output for binaries without symbols. >> >> >> ------------------------------------------------------------------------- >> This SF.net email is sponsored by: Microsoft >> Defy all challenges. Microsoft(R) Visual Studio 2008. >> http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ >> _______________________________________________ >> oprofile-list mailing list >> opr...@li... >> https://lists.sourceforge.net/lists/listinfo/oprofile-list >> >> > > > |