安装了oprofile后怎么查看不了？

yesl

[root@localhost tmp]# rpm -ivh oprofile-0.8-0.20040121.4.i386.rpm
warning: oprofile-0.8-0.20040121.4.i386.rpm: V3 DSA signature: NOKEY, key ID 9d6b4012
Preparing...                ########################################### [100%]
   1profile               ########################################### [100%]
[root@localhost tmp]# rpm -ivh oprofile-devel-0.8-0.20040121.4.i386.rpm
warning: oprofile-devel-0.8-0.20040121.4.i386.rpm: V3 DSA signature: NOKEY, key
ID 9d6b4012
Preparing...                ########################################### [100%]
   1profile-devel         ########################################### [100%]
[root@localhost tmp]# cd ..
[root@localhost /]# cd /root
[root@localhost root]# oprofiled --version
Couldn't determine kernel version.
[root@localhost root]# oprofiled
Couldn't determine kernel version.

yesl

这里的DX怎么都不愿意帮助我们啊