1#!/bin/bash 2# Copyright (c) Huawei Technologies Co., Ltd. 2021. All rights reserved. 3# Licensed under the Apache License, Version 2.0 (the "License"); 4# you may not use this file except in compliance with the License. 5# You may obtain a copy of the License at 6# 7# http://www.apache.org/licenses/LICENSE-2.0 8# 9# Unless required by applicable law or agreed to in writing, software 10# distributed under the License is distributed on an "AS IS" BASIS, 11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12# See the License for the specific language governing permissions and 13# limitations under the License. 14set -e 15FTRACE_DIR=/sys/kernel/debug/tracing 16TARGET_DIR=snapshot 17if [ "$1" != "" ]; then 18 TARGET_DIR=$1 19fi 20 21find $FTRACE_DIR -name format | sed "s|$FTRACE_DIR/||g" | sort > format.list 22 23for i in $(cat format.list); do 24 subdir=$(dirname $i) 25 dstdir=$TARGET_DIR/$subdir 26 if [ ! -e "$dstdir" ]; then 27 mkdir -v -p $dstdir 28 fi 29 if [ -e "$TARGET_DIR/$i" ]; then 30 echo "Skip $i ..." 31 else 32 cp -v $FTRACE_DIR/$i $dstdir 33 fi 34done 35 36tar czvf $TARGET_DIR.tar.gz $TARGET_DIR 37