[arch-general] An empty /etc/crontab file maybe needed bo be add in to package filesystem.

[郑文辉(Techlive Zheng)]

2012/3/18 Auguste Pop <auguste at gmail.com>:
> On Sun, Mar 18, 2012 at 6:15 PM, Auguste Pop <auguste at gmail.com> wrote:
>> On Mon, Feb 20, 2012 at 2:00 AM, Leonid Isaev <lisaev at umail.iu.edu> wrote:
>>> On Sun, 19 Feb 2012 07:01:52 +0800
>>> 郑文辉(Techlive Zheng) <techlivezheng at gmail.com> wrote:
>>>
>>>> 2012/2/19 郑文辉(Techlive Zheng) <techlivezheng at gmail.com>:
>>>> > I see, I just upgraded to 1.4.8 on 14 Feb 2012, The log must be
>>>> > generated by an former version of cronie. Now it seems all gone, and I
>>>> > can't provid the spamed log because I have cleaned them up 2 days ago.
>>>> >
>>>> > Let's see, if there are spams again, I will post here.
>>>> >
>>>> > 2012/2/19 Leonid Isaev <lisaev at umail.iu.edu>:
>>>> >> On Sat, 18 Feb 2012 15:26:46 +0800
>>>> >> 郑文辉(Techlive Zheng) <techlivezheng at gmail.com> wrote:
>>>> >>
>>>> >>> 2012/2/18 Heiko Baums <lists at baums-on-web.de>:
>>>> >>> > Am Sat, 18 Feb 2012 14:25:54 +0800
>>>> >>> > schrieb 郑文辉(Techlive Zheng) <techlivezheng at gmail.com>:
>>>> >>> >
>>>> >>> >> Due to cronie doesn't contain an /etc/crontab anymore, there are losts
>>>> >>> >> of msgs of missing crontab as shown below in errors.log.
>>>> >>> >>
>>>> >>> >> > /usr/sbin/crond[1236]: (root) CAN'T OPEN (/etc/crontab): No such
>>>> >>> >> > file or directory
>>>> >>> >
>>>> >>> > Such an empty /etc/crontab would belong into the package cronie and not
>>>> >>> > into the package filesystem. It's cronie specific since fcron, which I
>>>> >>> > use, doesn't need and provide one. The corresponding, but also not
>>>> >>> > necessary file for fcron would be /etc/fcrontab. And I'm not sure if
>>>> >>> > such an empty /etc/crontab would affect fcron.
>>>> >>> >
>>>> >>> > If cronie doesn't provide an empty /etc/crontab and doesn't run
>>>> >>> > without it, it is a bug in cronie.
>>>> >>> >
>>>> >>> > Heiko
>>>> >>>
>>>> >>> It runs well,but just spam the error.log and crond.log
>>>> >>> without /etc/crontab.
>>>> >>
>>>> >> Since 1.4.8 cronie doesn't need /etc/crontab... Can you show relevant
>>>> >> piece of /var/log/crond.log?
>>>> >>
>>>> >> --
>>>> >> Leonid Isaev
>>>> >> GnuPG key ID: 164B5A6D
>>>> >> Key fingerprint: C0DF 20D0 C075 C3F1 E1BE  775A A7AE F6CB 164B 5A6D
>>>>
>>>> Still have the problem:
>>>>
>>>> Feb 19 06:31:01 vbox02 /usr/sbin/crond[8394]: (root) CAN'T OPEN
>>>> (/etc/crontab): No such file or directory
>>>> Feb 19 06:32:01 vbox02 /usr/sbin/crond[8394]: (root) CAN'T OPEN
>>>> (/etc/crontab): No such file or directory
>>>
>>> This is odd... you must have something in /var/spool/cron. Otherwise please
>>> provide more info because your problem is not easily reproducible.
>>>
>>> --
>>> Leonid Isaev
>>> GnuPG key ID: 164B5A6D
>>> Key fingerprint: C0DF 20D0 C075 C3F1 E1BE  775A A7AE F6CB 164B 5A6D
>>
>> i have the same problem. i do have a file in /var/spool/cron/, because
>> i have some user cron jobs to do.
>>
>> here's some log from /var/log/crond.log
>>
>> Mar 18 18:04:30 pop crontab[8708]: (pop) BEGIN EDIT (pop)
>> Mar 18 18:04:32 pop crontab[8708]: (pop) REPLACE (pop)
>> Mar 18 18:04:32 pop crontab[8708]: (pop) END EDIT (pop)
>> Mar 18 18:05:01 pop /usr/sbin/crond[8619]: (root) CAN'T OPEN
>> (/etc/crontab): No such file or directory
>> Mar 18 18:05:01 pop /usr/sbin/crond[8619]: (pop) RELOAD (/var/spool/cron/pop)
>
> after some further test, it seems the error only occurs after crontab -e.
> i think this may be an upstream bug, if upstream says that
> /etc/crontab is not indispensable.
> anyway, showing one line of missing file in log is not a big deal. we
> don't constantly modify our crontab.
>
> best regards,

My problem did not occur any more after I delete /var/spoon/cron/root,
I don't know what exactly cause the problem.