安装服务器之家阿里云LNAMP环境临时目录每天产生几万条数据

虽然容量没什么影响，但MYSQL数据库会报错，提示：临时文件无法创建和写入，我手动删除到手软了才删除了10万，数据库就好了。
要不然数据库一直报错：
141008 11:39:21 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:39:23 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:39:26 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:39:32 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:39:43 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_ucenter_newpm' is marked as crashed and last (automatic?) repair failed
141008 11:39:43 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:39:54 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:40:05 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:40:16 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:40:27 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:40:34 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:40:34 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_ucenter_newpm' is marked as crashed and last (automatic?) repair failed
141008 11:40:34 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_ucenter_pm_lists' is marked as crashed and last (automatic?) repair failed
141008 11:40:38 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:40:43 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:40:43 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_ucenter_newpm' is marked as crashed and last (automatic?) repair failed
141008 11:40:43 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_ucenter_pm_lists' is marked as crashed and last (automatic?) repair failed
141008 11:40:49 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_security_failedlog' is marked as crashed and last (automatic?) repair failed
141008 11:40:49 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_ucenter_newpm' is marked as crashed and last (automatic?) repair failed
141008 11:40:49 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_ucenter_pm_lists' is marked as crashed and last (automatic?) repair failed
141008 11:40:51 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_ucenter_newpm' is marked as crashed and last (automatic?) repair failed
141008 11:40:51 [ERROR] /usr/local/mysql/bin/mysqld: Table './qchid/pre_ucenter_pm_lists' is marked as crashed and last (automatic?) repair failed

学习了，，，我也去看看我的

session有效期设置的是30天，你看到的应该是session文件，文件容量很少，基本没什么影响。

有需要的话可以修改/etc/php.ini中的这一行
session.cookie_lifetime = 2592000
单位是秒

？？？？100多万？？？取个图看看？