1#!/bin/bash
2# Copyright 2015 gRPC authors.
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#     http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15
16set -ex
17
18mkdir -p "$OUTPUT_DIR"
19
20PERF_DATA_FILE="${PERF_BASE_NAME}-perf.data"
21PERF_SCRIPT_OUTPUT="${PERF_BASE_NAME}-out.perf"
22
23# Generate Flame graphs
24echo "running perf script on $PERF_DATA_FILE"
25perf script -i "$PERF_DATA_FILE" > "$PERF_SCRIPT_OUTPUT"
26
27# use https://github.com/brendangregg/FlameGraph
28~/FlameGraph/stackcollapse-perf.pl "$PERF_SCRIPT_OUTPUT" | ~/FlameGraph/flamegraph.pl > "${OUTPUT_DIR}/${OUTPUT_FILENAME}.svg"
29