系统优化

 

Xshell 4 (Build 0113)
Copyright (c) 2002-2012 NetSarang Computer, Inc. All rights reserved.

Type `help' to learn how to use Xshell prompt.
Xshell:\>

Connecting to 192.168.7.7:22...
Connection established.
To escape to local shell, press 'Ctrl+Alt+]'.

Last login: Tue Sep 25 17:44:54 2012 from 192.168.7.2
[root@Cacti ~]# ulimit -n
1024

[root@Cacti ~]# vi /etc/security/limits.conf
# /etc/security/limits.conf

最后添加：
* soft nproc 11000
* hard nproc 11000
* soft nofile 65535
* hard nofile 65535
保存后退出、重启。
"/etc/security/limits.conf" 55L, 1905C written
[root@Cacti ~]# reboot

Broadcast message from [email protected]
    (/dev/pts/0) at 9:22 ...

The system is going down for reboot NOW!
[root@Cacti ~]#
Connection closed by foreign host.

Type `help' to learn how to use Xshell prompt.
Xshell:\>

Connecting to 192.168.7.7:22...
Connection established.
To escape to local shell, press 'Ctrl+Alt+]'.

Last login: Wed Sep 26 09:21:01 2012 from 192.168.7.36
[root@Cacti ~]# ulimit -n
65535