Three Ways to Lock and Unlock User Account in Linux
If password policy had already implemented in your organization, then you no need to look for this options. However, if you had set up lock period for 24 hours, in this case you might...
Category: Linux Commands
5 Easy Ways To Free Up Space (Remove Unwanted or Junk Files) on Ubuntu
Most of us may perform this action whenever we fall into out of disk space on system. Most of us may perform this action whenever we are running out of space on Linux system...
How To Verify NTP Setup (Sync) is Working or Not In Linux?
NTP stand for Network Time Protocol, which synchronize the clock between computer systems over the network. NTP server keep all the servers in your organization in-sync with an accurate time to perform time based...
Two Methods To Check Or List Installed Security Updates on Redhat (RHEL) And CentOS System
We had wrote two articles in the past about this topic and each articles were published for different requirements. If you would like to check those articles before getting into this topic. Navigate to...
Four Ways To Install Security Updates On Red Hat (RHEL) And CentOS Systems?
Patching of the Linux server is one of important and routine task of Linux admin. Keeping the system with latest patch level is must. It protects your system against unnecessary attack. There are three...
How To Check Available Security Updates On Red Hat (RHEL) And CentOS System?
As per your organization policy you may need to push only security updates due to varies reasons. In most cases, it could be an application compatibility issues. How to do that? Is it possible...
How To Check Whether The Given Package Is Installed Or Not On Debian/Ubuntu System?
We have recently published an article about bulk package installation. While doing that, i was struggled to get the installed package information and did a small google search and found few methods about it....
Five Methods To Check Your Current Runlevel In Linux?
A run level is an operating system state on Linux system. There are seven runlevels exist, numbered from zero to six. A system can be booted into any of the given runlevel. Run levels...
Four Methods To Check The Default Gateway Or Router IP Address In Linux?
Your default gateway is the IP address of your router that you should aware of that. Typically this is automatically detected by your operating system during installation, if not then you may need to...
How To Monitor Disk I/O Activity Using iotop And iostat Commands In Linux?
Do you know what are the tools we can use for troubleshooting or monitoring real-time disk activity in Linux? If Linux system performance gets slow down we may use top command to see the...
