sysbench scripts (10)
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衔接上文,以下是analyze文件夹下的脚本。
10、analyze_global_innodb_dirty_page_ratio.sh脚本
#! /bin/sh############################################################ Copyright (c) 2012, Heng.Wang. All rights reserved.## This program is used to analyze the dirty pages ratio.############################################################ set -x# Get the key value of input arguments format like '--args=value'.get_key_value(){ echo "$1" | sed 's/^--[a-zA-Z_-]*=//' }# Usage will be helpful when you need to input the valid arguments.usage(){cat <<EOFUsage: $0 [configure-options] -?, --help Show this help message. --input=<> Set the input file path. --outputdir=<> Set the output directory. Note: this script is intended for internal use by developers.EOF}# Print the default value of the arguments of the script.print_default(){cat <<EOF The default value of the variables: input $INPUT outputdir $OUTPUTDIREOF}# Parse the input arguments and get the value of the input argument.parse_options(){ while test $# -gt 0 do case "$1" in --input=*) INPUT=`get_key_value "$1"`;; --outputdir=*) OUTPUTDIR=`get_key_value "$1"`;; -? | --help) usage print_default exit 0;; *) echo "Unknown option '$1'" exit 1;; esac shift done}#################################################################INPUT=""OUTPUTDIR=/opt/resultparse_options "$@"if [ -z $INPUT ]then echo "Please give the input file address!" exit -1fiif [ -f $INPUT ]then [[ -d $OUTPUTDIR ]] || mkdir -p $OUTPUTDIR dir1=`dirname $INPUT` dir2=`dirname $dir1` cat $INPUT | awk ' BEGIN { dt=-1;dr=-1;df=-1 } /Innodb_buffer_pool_pages_data/ \ { if (dt==-1) { dt=$4} else { dt+=$4 } } /Innodb_buffer_pool_pages_dirty/ \ { if (dr==-1) { dr=$4} else { dr+=$4 } } /Innodb_buffer_pool_pages_free/ \ { if (df==-1) { df=$4} else { df+=$4 } ; print (100*dr)/(1+dt+df) } ' \ >$OUTPUTDIR/dirty_page_ratio_${dir2##*/}_${dir1##*/}.result exit 0else echo "The input file is not exist!" echo "Please be double check the input file!" exit -1 fi
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