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#!/bin/bash
#
# Copyright 2015 the V8 project authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# Convenience Script used to rank GC NVP output.
print_usage_and_die() {
echo "Usage: $0 [OPTIONS]"
echo ""
echo "OPTIONS"
echo " -r|--rank new-gen-rank|old-gen-rank GC mode to profile"
echo " (default: old-gen-rank)"
echo " -s|--sort avg|max sorting mode (default: max)"
echo " -t|--top-level include top-level categories"
echo " -c|--csv provide csv output"
echo " -f|--file FILE profile input in a file"
echo " (default: stdin)"
echo " -p|--percentiles comma separated percentiles"
exit 1
}
OP=old-gen-rank
RANK_MODE=max
TOP_LEVEL=no
CSV=""
LOGFILE=/dev/stdin
PERCENTILES=""
while [[ $# -ge 1 ]]
do
key="$1"
case $key in
-r|--rank)
case $2 in
new-gen-rank|old-gen-rank)
OP="$2"
;;
*)
print_usage_and_die
esac
shift
;;
-s|--sort)
case $2 in
max|avg)
RANK_MODE=$2
;;
*)
print_usage_and_die
esac
shift
;;
-t|--top-level)
TOP_LEVEL=yes
;;
-c|--csv)
CSV=" --csv "
;;
-f|--file)
LOGFILE=$2
shift
;;
-p|--percentiles)
PERCENTILES="--percentiles=$2"
shift
;;
*)
break
;;
esac
shift
done
if [[ $# -ne 0 ]]; then
echo "Unknown option(s): $@"
echo ""
print_usage_and_die
fi
INTERESTING_NEW_GEN_KEYS="\
scavenge \
weak \
roots \
old_new \
code \
semispace \
"
INTERESTING_OLD_GEN_KEYS="\
clear.code_flush \
clear.dependent_code \
clear.global_handles \
clear.maps \
clear.slots_buffer \
clear.store_buffer \
clear.string_table \
clear.weak_cells \
clear.weak_collections \
clear.weak_lists \
evacuate.candidates \
evacuate.clean_up \
evacuate.copy \
evacuate.update_pointers \
evacuate.update_pointers.to_evacuated \
evacuate.update_pointers.to_new \
evacuate.update_pointers.weak \
external.mc_prologue \
external.mc_epilogue \
external.mc_incremental_prologue \
external.mc_incremental_epilogue \
external.weak_global_handles \
mark.finish_incremental \
mark.prepare_code_flush \
mark.roots \
mark.weak_closure \
mark.weak_closure.ephemeral \
mark.weak_closure.weak_handles \
mark.weak_closure.weak_roots \
mark.weak_closure.harmony \
sweep.code \
sweep.map \
sweep.old \
"
if [[ "$TOP_LEVEL" = "yes" ]]; then
INTERESTING_OLD_GEN_KEYS="\
${INTERESTING_OLD_GEN_KEYS} \
clear \
evacuate \
finish \
incremental_finalize \
mark \
pause
sweep \
"
INTERESTING_NEW_GEN_KEYS="\
${INTERESTING_NEW_GEN_KEYS} \
"
fi
BASE_DIR=$(dirname $0)
case $OP in
new-gen-rank)
cat $LOGFILE | grep "gc=s" \
| $BASE_DIR/eval_gc_nvp.py \
--no-histogram \
--rank $RANK_MODE \
$CSV \
$PERCENTILES \
${INTERESTING_NEW_GEN_KEYS}
;;
old-gen-rank)
cat $LOGFILE | grep "gc=ms" \
| $BASE_DIR/eval_gc_nvp.py \
--no-histogram \
--rank $RANK_MODE \
$CSV \
$PERCENTILES \
${INTERESTING_OLD_GEN_KEYS}
;;
*)
;;
esac
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