tools/perf/perf-archive.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3 # perf archive
   4 # Arnaldo Carvalho de Melo <acme@redhat.com>
   5
   6 PERF_DATA=perf.data
   7 PERF_SYMBOLS=perf.symbols
   8 PERF_ALL=perf.all
   9 ALL=0
  10
  11 while [ $# -gt 0 ] ; do
  12         if [ $1 == "--all" ]; then
  13                 ALL=1
  14                 shift
  15         else
  16                 PERF_DATA=$1
  17                 shift
  18         fi
  19 done
  20
  21 #
  22 # PERF_BUILDID_DIR environment variable set by perf
  23 # path to buildid directory, default to $HOME/.debug
  24 #
  25 if [ -z $PERF_BUILDID_DIR ]; then
  26         PERF_BUILDID_DIR=~/.debug/
  27 else
  28         # append / to make substitutions work
  29         PERF_BUILDID_DIR=$PERF_BUILDID_DIR/
  30 fi
  31
  32 BUILDIDS=$(mktemp /tmp/perf-archive-buildids.XXXXXX)
  33
  34 perf buildid-list -i $PERF_DATA --with-hits | grep -v "^ " > $BUILDIDS
  35 if [ ! -s $BUILDIDS ] ; then
  36         echo "perf archive: no build-ids found"
  37         rm $BUILDIDS || true
  38         exit 1
  39 fi
  40
  41 MANIFEST=$(mktemp /tmp/perf-archive-manifest.XXXXXX)
  42 PERF_BUILDID_LINKDIR=$(readlink -f $PERF_BUILDID_DIR)/
  43
  44 cut -d ' ' -f 1 $BUILDIDS | \
  45 while read build_id ; do
  46         linkname=$PERF_BUILDID_DIR.build-id/${build_id:0:2}/${build_id:2}
  47         filename=$(readlink -f $linkname)
  48         echo ${linkname#$PERF_BUILDID_DIR} >> $MANIFEST
  49         echo ${filename#$PERF_BUILDID_LINKDIR} >> $MANIFEST
  50 done
  51
  52 if [ $ALL -eq 1 ]; then                                         # pack perf.data file together with tar containing debug symbols
  53         HOSTNAME=$(hostname)
  54         DATE=$(date '+%Y%m%d-%H%M%S')
  55         tar cjf $PERF_SYMBOLS.tar.bz2 -C $PERF_BUILDID_DIR -T $MANIFEST
  56         tar cjf $PERF_ALL-$HOSTNAME-$DATE.tar.bz2 $PERF_DATA $PERF_SYMBOLS.tar.bz2
  57         rm $PERF_SYMBOLS.tar.bz2 $MANIFEST $BUILDIDS || true
  58
  59         echo -e "Now please run:\n"
  60         echo -e "$ tar xvf $PERF_ALL-$HOSTNAME-$DATE.tar.bz2 && tar xvf $PERF_SYMBOLS.tar.bz2 -C ~/.debug\n"
  61         echo "wherever you need to run 'perf report' on."
  62 else                                                                            # pack only the debug symbols
  63         tar cjf $PERF_DATA.tar.bz2 -C $PERF_BUILDID_DIR -T $MANIFEST
  64         rm $MANIFEST $BUILDIDS || true
  65
  66         echo -e "Now please run:\n"
  67         echo -e "$ tar xvf $PERF_DATA.tar.bz2 -C ~/.debug\n"
  68         echo "wherever you need to run 'perf report' on."
  69 fi
  70
  71 exit 0