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Showing posts from November, 2019

Schedule Tasking using "crontab" and "at"

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Schedule Tasking Why we need " Scheduling " ? Schedule makes our life more comfortable. In day to day life or even our life time we have to follow a schedule (may be not). In the college or school there was a time table. Assume a day that all teachers are came to school (In my point of view that was the worst day ). So teachers were allocated a time period for conducting their lesson. According to that schedule they come to the class and do the lesson. No one need to go and remember it to them. Somehow, in a particular time period some action happen without any support of third parties. In a computing field, specially system administration field "Schedule Tasking" is a major component. In this session  gonna tell you about schedule tasking in redhat. What are the main scheduled works (jobs) ?  Works which are done once              Works which are need to do in consecutive time period   So  first take ...

RHCSA - Red Hat Certfied System Adminitrator

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An IT professional who has earned the Red Hat Certified System Administrator (RHCSA ® ) is able to perform the core system administration skills required in Red Hat Enterprise Linux environments. The credential is earned after successfully passing the Red Hat Certified System Administrator (RHCSA) Exam (EX200). Prove your skills and knowledge A Red Hat ® Certified System Administrator (RHCSA) is able to perform the following tasks: Understand and use essential tools for handling files, directories, command-line environments, and documentation Operate running systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services Configure local storage using partitions and logical volumes Create and configure file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems Deploy, configure, and maintain ...