Em Thu, Sep 14, 2017 at 09:21:54PM -0700, Andi Kleen escreveu: > On Fri, Sep 15, 2017 at 10:24:15AM +0800, 禹舟键 wrote: > > Hi, all. > > I want to draw off-cpu flamegraph using perf script on centos6.7(kernel > > version, 2.6.32-573), and I found perf script lacks the period data > > column > > on that version. IÂ found two related patches, and modifed > > builin-script.c in reference to those patches. > > perf script:Add period data column authorJiri Olsa 2014-08-25 16:45:42 > > +0200 commit535aeaae7de821ba5d43ee2a204ee667ca95aae4 > > perf script: Add period as a default output column > > commite8564b710c6df2c3aeb56c507c22f4bcfa4c0b2d) > I would just compile the newer perf binary for Centos6 and use that. It should > work with older kernels too. That's much easier than backporting, and you get > many more features.
yeah, look at the Dockerfile I use to build it for that OS: [acme@jouet 6]$ cat Dockerfile # docker.io/acmel/linux-perf-tools-build-centos:6 FROM docker.io/centos:6 MAINTAINER Arnaldo Carvalho de Melo <a...@kernel.org> RUN yum -y update && \ yum -y install make gcc flex bison bc elfutils-libelf-devel elfutils-devel \ libunwind-devel audit-libs-devel openssl-devel slang-devel \ gtk2-devel perl-ExtUtils-Embed python-devel binutils-devel \ systemtap-sdt-devel xz-devel numactl-devel && \ yum -y clean all && \ rm -rf /usr/share/doc /usr/share/gtk-doc /usr/share/man && \ mkdir -m 777 -p /tmp/build/perf /tmp/build/objtool && \ groupadd -r perfbuilder && \ useradd -m -r -g perfbuilder perfbuilder USER perfbuilder ENTRYPOINT make -C /git/linux/tools/perf O=/tmp/build/perf && \ rm -rf /tmp/build/perf/{.[^.]*,*} && \ make NO_LIBELF=1 -C /git/linux/tools/perf O=/tmp/build/perf && \ make -C /git/linux/tools/objtool O=/tmp/build/objtool [acme@jouet 6]$