tools/perf/perf-archive.sh

   1 #!/bin/bash
   2 # perf archive
   3 # Arnaldo Carvalho de Melo <acme@redhat.com>
   4
   5 PERF_DATA=perf.data
   6 if [ $# -ne 0 ] ; then
   7         PERF_DATA=$1
   8 fi
   9
  10 #
  11 # PERF_BUILDID_DIR environment variable set by perf
  12 # path to buildid directory, default to $HOME/.debug
  13 #
  14 if [ -z $PERF_BUILDID_DIR ]; then
  15         PERF_BUILDID_DIR=~/.debug/
  16 else
  17         # append / to make substitutions work
  18         PERF_BUILDID_DIR=$PERF_BUILDID_DIR/
  19 fi
  20
  21 BUILDIDS=$(mktemp /tmp/perf-archive-buildids.XXXXXX)
  22 NOBUILDID=0000000000000000000000000000000000000000
  23
  24 perf buildid-list -i $PERF_DATA --with-hits | grep -v "^$NOBUILDID " > $BUILDIDS
  25 if [ ! -s $BUILDIDS ] ; then
  26         echo "perf archive: no build-ids found"
  27         rm -f $BUILDIDS
  28         exit 1
  29 fi
  30
  31 MANIFEST=$(mktemp /tmp/perf-archive-manifest.XXXXXX)
  32 PERF_BUILDID_LINKDIR=$(readlink -f $PERF_BUILDID_DIR)/
  33
  34 cut -d ' ' -f 1 $BUILDIDS | \
  35 while read build_id ; do
  36         linkname=$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
  40 done
  41
  42 tar cfj $PERF_DATA.tar.bz2 -C $PERF_BUILDID_DIR -T $MANIFEST
  43 rm -f $MANIFEST $BUILDIDS
  44 echo -e "Now please run:\n"
  45 echo -e "$ tar xvf $PERF_DATA.tar.bz2 -C ~/.debug\n"
  46 echo "wherever you need to run 'perf report' on."
  47 exit 0