deemsenterprises.com

This domain is registered for one of our customers.

If this is your domain name, please visit this page to see how to register it as DNS zone into your account.

Note: If you already have registered the DNS zone for your domain name, please wait for DNS propagation. Your web site will be displayed soon. It may take few minutes.

*Do you know what Cron and Anacron are?

Automating repetitive tasks is essential for system administrators and developers, and Cron and Anacron are two of the most commonly used scheduling tools in Unix-based systems. While both automate commands at set intervals, they function differently based on system uptime and scheduling needs. Cron executes tasks at exact times, making it ideal for always-on systems like servers. Anacron, on the other hand, ensures that scheduled jobs run even if the system was powered off at the designated time.

Cron is highly precise, allowing tasks to be scheduled down to the minute, which makes it perfect for time-sensitive operations like log rotations, database backups, or monitoring scripts. It works continuously in the background, checking crontabs and executing commands when scheduled. However, if the system is offline at the time of execution, the task is missed. Anacron, in contrast, operates on a daily or longer interval basis and does not require constant uptime. If a scheduled job is missed due to system downtime, Anacron will run it as soon as the machine is powered on.

Cron is best for servers and always-on systems where precise execution times matter, such as database backups or log rotations.
Anacron is ideal for periodic maintenance tasks on desktops and laptops that may be powered off at scheduled times.

Choosing the right tool depends on whether precision or reliability of execution is the priority. Learn more about the differences and decide whether Anacron or Cron is the best fit for your automation needs.