Ubuntu Upstart脚本没有';我不知道mysql服务
我将创建upstart脚本,它将在关闭之前刷新数据库中的脏页。我使用Ubuntu 14.04和MariaDB。我使用以下命令启动upstart脚本:Ubuntu Upstart脚本没有';我不知道mysql服务,ubuntu,init,mariadb,upstart,Ubuntu,Init,Mariadb,Upstart,我将创建upstart脚本,它将在关闭之前刷新数据库中的脏页。我使用Ubuntu 14.04和MariaDB。我使用以下命令启动upstart脚本: start on stopping mysql script [something] end script 但脚本返回: start: Unknown job: on Script started, file is typescript 但脚本什么都不做。。。我哪里有错?有人能帮我吗?Ths;) 脚本: # # mysql-shutd
start on stopping mysql
script
[something]
end script
但脚本返回:
start: Unknown job: on
Script started, file is typescript
但脚本什么都不做。。。我哪里有错?有人能帮我吗?Ths;) 脚本:
#
# mysql-shutdown - This script clean innodb dirty pages
# from: http://www.mysqlperformanceblog.com/2009/04/15/how-to-decrease-innodb-shutdown-times/
#
start on stopping mysql
console output
script
echo "Mysql-shutdown script start:"
pct=0
# Call the given function, require that it complete successfully, and then
# return the status.
rcall() {
echo -n '+'
echo -n $@
$@
status=$?
if [ $status != 0 ]; then
echo " FAILED"
exit $status
fi
echo
return $status
}
if [ "$1" = "--allow_dirty_buffers" ]; then
pct=90
fi
innodb_status=$(echo "SHOW ENGINES;" | rcall mysql --user=root | grep InnoDB | cut -f2)
if [ "$innodb_status" = "DISABLED" ]; then
echo "The Innodb storage engine is disabled"
exit 0
fi
# tell mysql that we need to shutdown so start flushing dirty pages to disk.
# Normally InnoDB does this by itself but only when port 3306 is closed which
# prevents us from monitoring the box.
rcall mysql --user=root << EOF
SLAVE STOP;
SET GLOBAL innodb_max_dirty_pages_pct=$pct;
EOF
# ..... how wait until the dirty buffer size goes down to zero.
IFS=
if [ "$1" = "--progress" ]; then
echo "Innodb dirty pages:"
while [ true ]; do
status=$(echo 'SHOW INNODB STATUS\G' | rcall mysql --user=root)
modified_db_pages=$(echo $status | grep -E '^Modified db pages' | grep -Eo '[0-9]+$')
if [ "$modified_db_pages" = "0" ]; then
echo
break
fi
echo -ne "$modified_db_pages\r";
sleep 1
done
fi
end script
#
#mysql关机-此脚本清除innodb脏页
#发件人:http://www.mysqlperformanceblog.com/2009/04/15/how-to-decrease-innodb-shutdown-times/
#
开始停止mysql
控制台输出
剧本
echo“Mysql关闭脚本启动:”
pct=0
#调用给定的函数,要求它成功完成,然后
#返回状态。
rcall(){
回声-n'+'
回声-n$@
$@
状态=$?
如果[$status!=0];则
回显“失败”
退出$status
fi
回响
返回$status
}
如果[“$1”=”--允许脏缓冲区”];然后
pct=90
fi
innodb|u status=$(echo“SHOW ENGINES;”rcall mysql--user=root | grep innodb | cut-f2)
如果[“$innodb_status”=“DISABLED”];然后
echo“Innodb存储引擎已禁用”
出口0
fi
#告诉mysql我们需要关闭,所以开始将脏页刷新到磁盘。
#通常InnoDB会自行执行此操作,但只有在端口3306关闭时才会执行此操作
#阻止我们监视该框。
rcall mysql--user=root脚本部分是问题所在,您需要向我们展示它。