Visualización de artículos etiquetados 'centos'
Steps to grow your KVM VM/Container’s partition after extending root OS size or extending...
Steps to grow your KVM VM/Container’s partition after extending root OS size or extending...
The post outlines steps to create a Property-Based Filter to Discard( suppress ) a particular...
To list all installed rpm packages on CentOS, RHEL and Fedora distributions using four different...
Apache has a default timeout of 60 seconds, you can increase default timeout by creating a custom...
Remote MySQL connections are maimed by the error in cPanel servers because they are granted a...
The systemd facility replaces the older System-V initialization scripts from earlier releases....
By default, /var/log/messages* are created with read-write permissions for ‘root’ user only....
The default location of /var/log/messages file can be changed to any location of your choice....
The user wants to change the default permissions of the log file /var/log/messages to make it...
The parameter timeout:n can be set in the configuration file /etc/resolv.conf to adjust the time...
The chronyd service uses the /etc/chrony.conf configuration file to set synchronization...
In environments such as government companies, users may want to secure their data which can...
Promiscuous mode or promisc mode is a feature that makes the ethernet card pass all traffic it...
Promiscuous mode or promisc mode is a feature that makes the ethernet card pass all traffic it...
In earlier versions of RHEL, network bonding was the default method for creating aggregated...
Follow below steps to configure rsyslog to filter messages with specific IP address. 1....
To allow rsync and disable ssh by configuring rsync in daemon mode. In order to achieve this...
Following steps to configure udev rule which would automatically switch the USB disks to...
Realmd provides a simple way to discover and join identity domains. It configures Linux system...
Device-Mapper Multipath (DM-Multipath) is a Linux native multipath tool, which allows you to...
A CPU is an acronym for the central processing unit. It is an essential part of a computer. The...
The avahi-daemon Linux service runs on client machines to perform network-based Zeroconf service...
1. Login to the server as root. 2. Take backup of the file /lib/systemd/system/sssd.service....
As per package description, RealtimeKit is a D-Bus system service that changes the scheduling...
Apache is an open-source HTTP server for modern operating systems, including UNIX and Windows....
In CentOS/RHEL 7, /etc/init/control-alt-delete.override no more works to override the key...
Firewalld is a progressive daemon to handle firewall with support for networks zones. In the...
Secure File Transfer Protocol (SFTP) is a great tool for performing secure file transfers. This...
In order to allow users to see what is going on, auditd can record all the audit-related events...
Find out BIOS version, run: # dmidecode | less $ sudo dmidecode | less How to check BIOS...
Installing psacct (process accounting) The psacct service is responsible for starting and...
If the home directory, say /home, is a filesystem (mount point), then you could use df. If it's...
Method 1: If you only have remote access to the server If the server’s management module (such...
This article will help you how to recursively dig into directories to find and list all files...
I am a new Linux user. How do I hide files and directories in Linux operating systems using the...
ABRT (Automatic Bug Reporting Tool), is a set of tools that help users detect and analyze...
SELinux (Security Enhanced Linux) provides mandatory access control to the Linux operating...
The Elastic Stack — formerly known as the ELK Stack — is a collection of open-source software...
An incorrect configuration in /etc/grub2.conf or /boot/grub2/grub.cfg can cause CentOS/RHEL 7 to...
CentOS is a Linux distribution that provides a free, community-supported computing platform...
UUID (Universally Unique IDentifier) should be unique, and its purpose is to identify storage...
System auditing is a very important task that should be a part of every server. It allows us to...
One of the best things about auditd is that it is tightly integrated with the kernel, so it gives...
Auditing can provide accountability by tracing the actions of a user or process. It can state...
Use the following curl command: curl -I url curl -I curl -I...
DNS errors occur essentially because you cannot connect to an IP address, which can sometimes...
The post outlines steps to create UDEV rules that run a specific script when a USB device is...
The following are the steps for direct audit logs of a remote rsyslog server on a CentOS/RHEL...
There could be a requirement from client to have custom device names such as /dev/asmdisk01 for...
Do you know? You can turn off the banner in Linux or Unix using a particular file. We will walk...
The psacct service is responsible for starting and stopping process accounting at system boot...
The nc utility, which is also called netcat, comes in very handy when you want to test TCP/IP...
CloudLinux OS is a Linux distribution marketed to shared hosting providers. It uses the OpenVZ...
How to update Roundcube in CentOS Web Panel (CWP) ? You can easily update your RoundCube to...
cThe auditd service can be a perfect tool to investigate such file deletion issues. The post...
A SYSCALL happens whenever a user executes a command that requests that the Linux kernel provide...
ALUA stands for Asymmetrical Logical Unit Access. Midrange arrays usually have an internal...
The Problem While accessing a directory mounted on XFS filesystem, it is throwing Input/Output...
CentOS 7 install Google Chrome Use wget command to grab Google Chrome 73 installer, run: $...
curl is a command-line tool to transfer data to or from a server, using any of the supported...
cPanel, alongside Web Host Manager, enables and makes web hosting accessible for website...
Need of a Centralized Rsyslog Server Every *NIX system has some sort of logging facility that...
Symptoms will include (but are not limited to): After turning off swap or after a reboot, one...
The systemctl command is used to interact with systemd and can be used to list systemd unit...
This may be a case of Firewall on the local server dropping inbound connection attempts from...
User is unable to Extend the LVM file system which has a snapshot, Error "Snapshot origin volumes...
A Martian packet as one which arrives on an interface where the interface does not use that...
Applications that handle a huge number of TCP connections, either as a server or as a client,...
Error While executing yum commands user is getting below error: # yum update Bad id for repo:...
This issue could occur when two or more Ethernet interfaces are connected to the same subnet or...
The issue is caused by the use_mlockall parameter in the LVM configuration file...