[Cialug] crontab not doing its thing

Tim Champion timchampion at gmail.com
Wed Apr 27 13:54:26 CDT 2011


Its because there was no full path, added /usr/sbin/ to the front, and it
worked fine..  I'll work on setting up ntpd in my (non-existant) spare time.

Thanks all !!

Tim Champion
timchampion at gmail.com


On Wed, Apr 27, 2011 at 1:42 PM, Tom Pohl <tom at tcpconsulting.com> wrote:

> ntp.org had dns issues earlier this week. I wonder if they had another
> outage. Has this worked in the past or is this a new cron job?
>
> You might also try using the full path to ntpdate if you can't just run
> ntpd like others have suggested.
>
> -Tom
>
>
> On Apr 27, 2011, at 1:30 PM, David Champion <dchamp1337 at gmail.com> wrote:
>
> I would agree, you should try to run ntpd instead of the cron job.
>
> I have seen some systems (older RedHat) where ntpd wouldn't stay running,
> the system default was to run a cron task like yours. Seems like a band-aid
> fix.
>
> If you want to fix the cron, try putting the full path to the binary in the
> cron entry, since cron doesn't have any environment settings like you do
> when you run commands from the shell.
>
> -dc
>
> On Wed, Apr 27, 2011 at 1:24 PM, Aaron Porter < <atporter at gmail.com>
> atporter at gmail.com> wrote:
>
>> On Wed, Apr 27, 2011 at 11:19 AM, Tim Champion < <timchampion at gmail.com>
>> timchampion at gmail.com> wrote:
>> > I have the following line in cron that seems to not ever run.
>> >
>> > 46 03,11,19 * * * ntpdate -s 0.north-america.pool.ntp.org
>> >
>> > If I run the ntpdate command alone, it works.  I also fire off a backup
>> > script that runs successfully daily, so I have no idea what's wrong
>> here.
>>
>> Have you checked syslog? You should get cron run logs & errors there.
>> Also, if time is that important to you, why not run ntpd?
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