xref: /openbmc/linux/tools/perf/perf-archive.sh (revision 63705da3)
1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3# perf archive
4# Arnaldo Carvalho de Melo <acme@redhat.com>
5
6PERF_DATA=perf.data
7if [ $# -ne 0 ] ; then
8	PERF_DATA=$1
9fi
10
11#
12# PERF_BUILDID_DIR environment variable set by perf
13# path to buildid directory, default to $HOME/.debug
14#
15if [ -z $PERF_BUILDID_DIR ]; then
16	PERF_BUILDID_DIR=~/.debug/
17else
18        # append / to make substitutions work
19        PERF_BUILDID_DIR=$PERF_BUILDID_DIR/
20fi
21
22BUILDIDS=$(mktemp /tmp/perf-archive-buildids.XXXXXX)
23
24perf buildid-list -i $PERF_DATA --with-hits | grep -v "^ " > $BUILDIDS
25if [ ! -s $BUILDIDS ] ; then
26	echo "perf archive: no build-ids found"
27	rm $BUILDIDS || true
28	exit 1
29fi
30
31MANIFEST=$(mktemp /tmp/perf-archive-manifest.XXXXXX)
32PERF_BUILDID_LINKDIR=$(readlink -f $PERF_BUILDID_DIR)/
33
34cut -d ' ' -f 1 $BUILDIDS | \
35while read build_id ; do
36	linkname=$PERF_BUILDID_DIR.build-id/${build_id:0:2}/${build_id:2}
37	filename=$(readlink -f $linkname)
38	echo ${linkname#$PERF_BUILDID_DIR} >> $MANIFEST
39	echo ${filename#$PERF_BUILDID_LINKDIR} >> $MANIFEST
40done
41
42tar cjf $PERF_DATA.tar.bz2 -C $PERF_BUILDID_DIR -T $MANIFEST
43rm $MANIFEST $BUILDIDS || true
44echo -e "Now please run:\n"
45echo -e "$ tar xvf $PERF_DATA.tar.bz2 -C ~/.debug\n"
46echo "wherever you need to run 'perf report' on."
47exit 0
48