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2075 articles
How to encrypt root partition and entire file system using LUKS in Linux
Steps to encrypt root partition and entire filesystem using LUKS in Linux. Encrypt volume group and physical volume with cryptsetup CentOS/RHEL 7/8 Migrate Data …
How to fix 'pvs shows unknown device' in RHEL/CentOS 7/8
Troubleshoot and fix LVM Error pvs couldnt find device with uuid and pvs shows unknown device Recover or Restore lost physical volume redhat linux
How to resize LUKS partition (shrink or extend encrypted luks partition) in
You can resize LUKS partition in Linux. Shrink or Extend encrypted LUKS partition and logical volume in CentOS/RHEL 7/8 Linux. Shrink LUKS encrypted partition
Configure FTP server and pam.d to authenticate users with AD (CentOS/RHEL 7/8)
Configure FTP Server and authenticate users from Active Directory for VSFTPD server in CentOS/RHEL 7 and 8 Linux. Connect FTP Server from AD user in Linux
How to check last password change date of user in Linux/Unix
check last password change date in Linux check password expiration, check password status of system and active directory user. chage command examples.
9 commands to check if connected to internet with shell script examples
commands to check if connected to internet using Linux. Validate internet connectivity with examples using shell bash script in Linux. Check port availability.
20+ Top Open Source Application Performance Monitoring Tools (APM)
Top application performance monitoring tools, difference between application performance monitoring and application performance management. What is APM?
Configure postfix mail server and client with examples (CentOS/RHEL 7/8)
Configure postfix mail server and client using SMTP relay server. Check SMTP server configuration and connection with SWAKS. SMTP Mail Server CentOS/RHEL 7/8
Configure xfs quota (user, group and project quota) CentOS/RHEL 7/8
Configure xfs quota for user, group, projects (disk). Check and Modify XFS quota grace period. Enable and Disable XFS Quota in RHEL/CentOS 7/8 with examples
How to create and configure network bridge using nmcli (static & dhcp)
Configure network bridge using nmcli for static and dhcp ip. nmcli connection reload. nmcli onboot. nmcli network manager centos 7. nmcli con add modify
Solved: Check thread count per process in Linux [5 Methods]
Check threads per process Check threads count per process Threads vs processes Single threaded process vs Multi Threaded process max allowed threads and process …
How to install multi node openstack on virtualbox with packstack on CentOS
Install multi node OpenStack on VirtualBox using Packstack using CentOS 7 VM on Windows 10 laptop. Generate and configure packstack answer file for Openstack
How to configure port forwarding in VirtualBox for NAT Networking
Configure port forwarding in virtualbox NAT Networking using command line CLI using VboxManage GUI. ssh into virtualbox from windows port forwarding computer
Connect VM to internet in Oracle VirtualBox [10 Steps]
Steps to enable and connect virtual machine to internet connection on Oracle VirtualBox and VMware Workstation Player on Linux. Configure Bridged & NAT Network
Steps to configure Chrony as NTP Server & Client (CentOS/RHEL 8)
Steps to configure Chrony as NTP Server and NTP Client. Monitor the NTP traffic using tcpdump. Chrony force sync with NTP Server. Check the status of NTP sync