注意
sysbench 需要设置--db-ps-mode=disable 禁用预编译语句，不然并发测试线程多时会报下面的错误
FATAL: mysql_stmt_prepare() failed
FATAL: MySQL error: 1461 "Can't create more than max_prepared_stmt_count statements (current value: 16382)"
FATAL: mysql_stmt_prepare() failed
FATAL: MySQL error: 1461 "Can't create more than max_prepared_stmt_count statements (current value: 16382)"
FATAL: thread_init' function failed: /usr/local/share/sysbench/oltp_common.lua:288: SQL API error FATAL: mysql_stmt_prepare() failed FATAL: MySQL error: 1461 "Can't create more than max_prepared_stmt_count statements (current value: 16382)" FATAL:thread_init' function failed: /usr/local/share/sysbench/oltp_common.lua:288: SQL API error
FATAL: mysql_stmt_prepare() failed
使用脚本
cat sysbench_test_mysql5.7_8.0_tps_qps.sh #!/bin/bash #用于sysbench 测试在读写模式、只读模式、只写模式下 mysql5.7和mysql8.0 的tps,qps #nohup bash $0 >/tmp/sysbench_test 2>& 1 & # user=admin passwd=admin ports="8015 57222" host=127.0.0.1 sysbench_test_mode="oltp_read_write oltp_read_only oltp_write_only" sysbench_test_info_path=/tmp/sysbench-test function red_echo () { local what="$*" echo -e "$(date +%F-%T) \e[1;31m ${what} \e[0m" } function check_las_comm(){ if [ $1 -ne 0 ];then red_echo $2 exit 1 fi } function restart_mysqld(){ service mysqld${1} restart sleep 2 } function purge_binlog(){ port=$1 mysql -u$user -p$passwd -P$port -h$host<<EOF purge binary logs before now(); EOF } function clean_os_cache(){ echo 3 > /proc/sys/vm/drop_caches } function sysbench_with_diff_thread(){ thread_num=$1 port=$2 order=$3 test_mode=$4 sysbench /usr/local/share/sysbench/${test_mode}.lua --mysql_storage_engine=innodb --table-size=100000 --tables=20 --mysql-db=test_1 --mysql-user=$user --mysql-password=$passwd --mysql-port=$port --mysql-host=$host --threads=$thread_num --time=60 --report-interval=2 --db-ps-mode=disable --events=0 --db-driver=mysql $order } function main(){ for test_mode in $sysbench_test_mode;do for port in $ports;do for thread_num in {5,10,20,30,40,80,120,200};do restart_mysqld "$port" check_las_comm "$?" "restart mysqld${port} failed " clean_os_cache purge_binlog "$port" red_echo "sysbench $thread_num threads cleanup mysqld${port}" sysbench_with_diff_thread "$thread_num" "$port" "cleanup" "$test_mode">/dev/null red_echo "sysbench $thread_num threads prepare mysqld${port}" sysbench_with_diff_thread "$thread_num" "$port" "prepare" "$test_mode">/dev/null mkdir -p $sysbench_test_info_path red_echo "sysbench $thread_num threads run mysqld${port} $test_mode" sysbench_with_diff_thread "$thread_num" "$port" "run" "$test_mode" > $sysbench_test_info_path/${test_mode}_${thread_num}_$port # service mysqld{port} stop done done done } main