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一、模拟数据库数据
1-1 创建数据库及表脚本 - vim slap.sh
? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26#!/bin/bash
HOSTNAME=
"localhost"
PORT=
"3306"
USERNAME=
"root"
PASSWORD=
"123"
DBNAME=
"testdb"
TABLENAME=
"t1"
#create database
mysql -h ${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} -e
"drop database if exists ${DBNAME}"
create_db_sql=
"create database if not exists ${DBNAME}"
mysql -h ${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} -e
"${create_db_sql}"
#create table
create_table_sql="create table
if
not exists ${TABLENAME}(stuid int not null primary key,stuname varchar(20) not null,stusex char(1)
not null,cardid varchar(20) not null,birthday datetime,entertime datetime,address varchar(100)default null)"
mysql -h ${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} ${DBNAME} -e
"${create_table_sql}"
#insert data to table
i=
"1"
while
[ $i -
le
500000 ]
do
insert_sql=
"insert into ${TABLENAME} values($i,'alexsb_$i','1','110011198809163418','1990-05-16','2017-09-13','testdb')"
mysql -h ${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} ${DBNAME} -e
"${insert_sql}"
let
i++
done
#select data
select_sql=
"select count(*) from ${TABLENAME}"
mysql -h ${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} ${DBNAME} -e
"${select_sql}"
1-2 执行脚本
? 1sh slap.sh
1-3 检查数据的可用性
? 1 2mysql -uroot -p123
select
count
(*)
from
testdb.t1;
1-4 在索引优化前后使用mysqlslap进行压力测试
? 1 2 3 4mysqlslap
--defaults-file=/etc/my.cnf
--concurrency=100 --iterations=1 --create-schema='testdb'
--query="select * from testdb.t1 where stuname='test_100'" engine=innodb
--number-of-queries=2000 -uroot -p123 -verbose
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原文链接:https://blog.csdn.net/qq_33961117/article/details/86498290