[CentOS] ntpd date sync before service startup

Fri May 16 12:12:13 UTC 2008
David Hláčik <david at hlacik.eu>

I am sorry, but when i will config ntp trought system-config-date and check
sync time before service startup, it is working, but i do not see any -x
switch in /etc/sysconfig/ntp . :(


On Fri, May 16, 2008 at 12:55 AM, John R Pierce <pierce at hogranch.com> wrote:

>  David Hláčik wrote:
>> Hello,
>> in system-config-date i have checkbox synchronize date before service
>> startup.
>> Which config switch,file does it affect? I want to turn it on on my CentOS
>> machine without xauth , just editing config files , i was hoping it could be
>> in /etc/sysconfig/ntpd but no.
> most likely, the system-config util is setting that option in
> /etc/sysconfig/ntpd which by default reads...
> # Drop root to id 'ntp:ntp' by default.
> OPTIONS="-u ntp:ntp -p /var/run/ntpd.pid"
> # Set to 'yes' to sync hw clock after successful ntpdate
> # Additional options for ntpdate
> if -x is /not/ set in OPTIONS, it calls /usr/sbin/ntpdate with various
> parameters, this hard sets the system time to the NTP server time. if -x
> /is/ set, it does the time step thing
> if SYNC_HWCLOCK=yes, then it invokes sync_hwclock in the /etc/init.d/ntpd
> script, which in turn runs /sbin/hwclock with various options as specified.
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