crontab entry environment variables [PSARC/2007/503 FastTrack timeo

[Bill Sommerfeld]

On Fri, 2007-09-07 at 16:41 -0700, Don Cragun wrote:
> 	The concern is that it is not unusual for 3rd party applications
> to install crontab entries to perform periodic maintenance on log files,
> databases, etc. during off-peak hours. 

Exactly what constitutes off-peak hours for an installation depends not
only on $TZ, but also on when peak activity actually occurs.  

> The warning
> needs to specify that that crontab files may need to be manually
> editted if software installation adds crontab tntries to any shared
> crontab files if crontab timezone shifting is enabled.

But that also the case if timezone shifting isn't enabled; a vendor's
preconception of likely off-peak hours will be wrong at many sites.

					- Bill