I tried looking /var/logs/auth.log, I cannot find such file in my machine. Few more details: Hosted on AWS Created and shared .pem file CentOS - centos-release-7-2.1511.el7.centos.2.10.x86_64 EC2 instance I have not set flow log Can someone help to track SSH login details ?

Hex Editor For Huge Files hexpeek: a hex editor for huge files. Occasionally I need to work with huge binary files. Over the years I’ve tried many different tools and never found one that was exactly what I wanted. In my experience most hex editors either (1) do not work well with 4GB+ files or (2) require the user to learn a curses interface and are not scriptable. Linux log files /var/log/kern.log (Ubuntu operating system/DEB, and can be configured for Centos® and Red Hat®) Contains log details from the kernel’s initialization at system bootup, as well as any kernel errors or informational messages that are sent from the kernel. /var/log/lastlog. Displays recent login information. Run this command to view the log where some of the logs are dumped under a subdirectory like cups, samba, httpd. Among the logs under /var/log the /var/log/messages is the most common one as the kernel / core system logs are held there. The kernel modules generally dumps there too. So, for problem diagnosis / monitoring the /var/log/messages is the primary log file to examine. Dec 06, 2014 · I would like to know where are the log files located under Debian/Ubuntu or CentOS/RHEL/Fedora Linux server? How do I open or view log files on Linux operating systems? Almost all logfiles are located under /var/log directory and its sub-directories on Linux. You can change to this directory using the cd command.

php - Where can I find error log files? - Stack Overflow

/var/log/kern.log (Ubuntu operating system/DEB, and can be configured for Centos® and Red Hat®) Contains log details from the kernel’s initialization at system bootup, as well as any kernel errors or informational messages that are sent from the kernel. /var/log/lastlog. Displays recent login information. Run this command to view the log

linux - Where to find SSH Login log files on centos

Mar 20, 2020 · Starting with CentOS 5 the SELinux Troubleshooting tool can be used to help analyze log files converting them into a more human-readable format. The tool consists of a GUI tool for displaying messages in human-readable format and possible solutions, a desktop notification icon alerting of new issues and a daemon process, setroubleshootd , that The log files are rotated such that the most recent is always called vbox.log and older ones are vbox.log.[123]. These log files contain lots of information about the capabilities of both the host and the guest vm and should be provided whenever reporting issues with VirtualBox. Log File Format