When you open the Event Viewer in Windows 11, it will list out all three. The view will remain the same if you have not changed the Windows 11 Error Reporting logs location in the in the Group Policy. However, identifying all logs for one of these levels will take up a lot of your ...
Logs.Apache generates logs to track its activity. The error log reports problems or misconfigurations, while theaccess logtracks client interactions and resource usage. These logs, stored in/var/log/httpd/, sometimes become large, so it's important to rotate them periodically and use tools liket...
Linux distributionsare different from Windows and macOS. Each Linux distribution might use a different DNS service, such asnscd(Name Service CachingDaemon),dnsmasq,BIND, orsystemd-resolved. Open the terminal and run the command below to check whichDNS resolveris used in your system: sudo lsof -i...
For advanced Linux users, starting, stopping, and restarting Linux services is essential. These operations allow users to access the functionality of each service. For example, to use a web server, users need to start the Apache service, or to use a database, users must start the MySQL serv...
Stack trace:The sequence of function calls leading up to the crash, helping developers identify the specific location in the code where the issue happened. Error message: Descriptions of the issue, such as exceptions or memory errors. Device/System info: Details about the device, OS version, an...
The root directory of the majority of log files is/var/log, while most system logs are generated by thesyslog log daemonto capture activities. The OS will use syslog, whereas the majority of programs will log data to files in the /var/log subdirectory. ...
You now know the physical and logical structure of a Linux system, what the kernel is, and how to work with processes. This chapter will teach you how the kernel starts— or boots. In other words, you’ll learn how the kernel moves into memory up to the point where the first user pr...
You now know the physical and logical structure of a Linux system, what the kernel is, and how to work with processes. This chapter will teach you ...
Where USERNAME is the name of the user to be added. Once the user logs out and logs back in, they will now enjoy full sudo privileges. If you were using Fedora or a Red Hat-based distribution, you would use the wheel group instead: ...
ostechnix pts/1 2021-01-12 08:42 (192.168.225.37) Display currently logged in users in Linux using who command As you see in the above output,whocommand shows the username, type of the terminal device (E.g.ttyorpts) on which the session took place, boot time and the source IP addres...