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 16mkdir -p "$OUTPUT_DIR" 17 18PERF_DATA_FILE="${PERF_BASE_NAME}-perf.data" 19PERF_SCRIPT_OUTPUT="${PERF_BASE_NAME}-out.perf" 20 21# Generate Flame graphs 22echo "running perf script on $USER_AT_HOST with perf.data" 23# shellcheck disable=SC2029 24ssh "$USER_AT_HOST" "cd ~/performance_workspace/grpc && perf script -i $PERF_DATA_FILE | gzip > ${PERF_SCRIPT_OUTPUT}.gz" 25 26scp "$USER_AT_HOST:~/performance_workspace/grpc/$PERF_SCRIPT_OUTPUT.gz" . 27 28gzip -d -f "$PERF_SCRIPT_OUTPUT.gz" 29 30~/FlameGraph/stackcollapse-perf.pl --kernel "$PERF_SCRIPT_OUTPUT" | ~/FlameGraph/flamegraph.pl --color=java --hash > "${OUTPUT_DIR}/${OUTPUT_FILENAME}.svg" 31