同样的两台hpdl580g5机器，安装红旗dc5。0sp3，一台正常安装完毕，令一台安装时，启动内核过程中，有错误提示，而且一直循环无法继续
uhhuh. nmi received for unknown reason 30.
dazed and confused, but trying to continue
do you have a strange power saving mode enabled?
uhhuh. nmi received for unknown reason 20.
dazed and confused, but trying to continue
do you have a strange power saving mode enabled?
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转载如下：
q. i've upgrade my
centos / rhel (red hat enterprise linux) 4.7 on hp proliant dl580 g5
and it is showing unknown nmi errors in the logs:
uhhuh. nmi received for unknown reason 30.
dazed and confused, but trying to continue
do you have a strange power saving mode enabled?
uhhuh. nmi received for unknown reason 20.
dazed and confused, but trying to continue
do you have a strange power saving mode enabled?
how do i fix this error?
a. this is caused when the system is hanging under load. add any one of the following to you /boot/grub.conf file:
- disable the nmi watchdog by adding "nmi_watchdog=0"
- disable the high precision event timer (hpet) by adding "nohpet"
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