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Replacing A Failed Hard Drive In A Software RAID1 Array Replacing A Failed Hard Drive In A Software RAID1 Array Replacing A Failed Hard Drive In A... 25 Most Frequently Used Linux IPTables Rules Examples In the below examples we are using ETH0 as network interface, however your interface name might... Apache Virtual Hosts Running several name-based web sites on a single IP address. Your server has a single IP... Bind nameserver zone example for ns ptr records Bind file: /var/named/3.222.68.in-addr.arpaShould look to like this:; cPanel... CentOS / Red Hat Linux Install VSFTPD FTP Server  How do I configure and install an FTP server in CentOS / RHEL 5 / Fedora Linux server?CentOS /... Centos 6: Format drive with XFS filesystem For servers that have over 16TB of usable space, we have had to use XFS filesystem instead of... Centos 7 - Add secondary IPs In Centos 7 there is no more use for the ifconfig command. instead it is the 'ip' command. $ ip... Centos 7 - Show all IPs, aliases, secondary ips on an interface On Redhat system's the ifconfig command to display system IP address has become obsolete.... Centos 7 nic bonding What is Network bonding? Network bonding is a method of combining (joining) two or more... Copying Files to Multiple Systems Simultaneously with PSSH ave you ever wondered if there is a simple way to copy files and run commands on multiple... DELL PERC5/i Integrated (LSI Logic MegaRAID) – Emergency Cheat Sheet DELL PERC5/i Integrated (LSI Logic MegaRAID) – Emergency Cheat Sheet – 1 Requirements and... DNS Server Installation Step by Step Using CentOS 6.5/6.4/6.3 DNS, Domain Name System, translates hostnames or URLs into IP addresses. For example if we type... Enable MySQL Caching One of the best ways to speed up your web application is to enable query caching in your... Finding UUID of a hard drive To find UUID of disk in Linux via blkid: blkid /dev/sdXX [root@box ~]# blkid... How To Find Last Time The User Logged In On The System In this tutorial I will teach you how to find out who has recently used the unix-like server,... How To Fix Error: database disk image is malformed Today I have been trying to update my CentOS 6.5 virtual machine using command “yum update”. #... How do I see how much free ram I really have? Linux Ate My RAM Don't panic. Your RAM is fine What's going on?Linux is borrowing unused memory... How to Monitor Network Bandwidth with vnstat vnStat is a console-based network traffic monitor for Linux and BSD that keeps a log of network... How to add IPv6- centos or windows netblock: 2607:9000:0:2::0/64gateway: 2607:9000:0:2::1 Centos##############################A)... How to change my ssh port IMPORTANT: Beofre changing your port, make sure the new port is whitelisted in your firewall, if... How to install BIND/NAMED on CentOS 6 This article will show you how to setup and configure the BIND DNS Server.Before we begin, it is... How to install Varnish and phpMyAdmin on a CentOS 7 VPS with Nginx, MariaDB and PHP-FPM In this tutorial, we will show you how to install Varnish cache and phpMyAdmin on a CentOS 7 VPS... Increase the Size of a Linux Root Partition Without Rebooting https://devops.profitbricks.com/tutorials/increase-the-size-of-a-linux-root-partition-without-reb... Install EPEL Repository On RHEL / CentOS / Scientific linux 6 & 5 EPEL stands for Extra Packages for Enterprise Linux. It is a Fedora Special Interest Group that... Install Fail2ban System on RHEL/CentOS 6.3/5.8, Fedora 17/12 Fail2ban is an open source free intrusion prevention framework developed in python programming... Install LAMP Server (Apache, MySQL or MariaDB, PHP) On Ubuntu 14.04/13.10 Install Apache Apache is an open-source multi-platform web server. It provides a full range of... Install LAMP Server (Apache, MySQL, PHP) On RHEL, CentOS, Scientific Linux 6.5/6.4 LAMP is a combination of operating system and open-source software stack. The acronym LAMP is... Install and Configure Nagios On CentOS Prerequisites Before installing Nagios, make sure that you've a properly installed apache and... Install and Secure phpMyAdmin on a CentOS 6.x Step One - Add EPEL Repositories The phpMyAdmin package is not included in the CentOS default... Install and Secure phpMyAdmin on a Ubuntu 14 Step One Install phpMyAdmin To get started, we can simply install phpMyAdmin from the default... Iperf3 networking testing Iperf is an Open source network bandwidth testing application, available on Linux, Windows and... Juniper rate limit   1) set firewall family ethernet-switching filter filter-500m term limit then acceptset... LSI Megaraid Cron script Megaraid LSI/Dell Raid check script   ———... LSI Monitoring script https://github.com/racker/rackspace-monitoring-agent-plugins-contrib/blob/master/megaraid.sh... LSI Raid Script https://calomel.org/megacli_lsi_commands.html MegaCLI Scripts and Commands making LSI raid... Linux - disk iops performance test yum -y install wget libibverbs.x86_64wget... Linux Software Raid How to Posted originally at: http://tldp.org/HOWTO/Software-RAID-HOWTO-1.html 1. Introduction This... Monitor Per Process Network Bandwidth Usage with Nethogs NetHogs is an open-source, small ‘net top’ tool. Instead of breaking the traffic down per... Monitor System Processes on Linux with HTOP What is htop ? htop is a Linux tool divided into three section ( CPU and Memory usage... Mount Remote Filesystems Over SSH Using SSHFS We, all, use NFS, Samba and OpenAFS to mount and access remote file systems over network.... MySQL - connect to a remote database This tutorial will walk you through setting up a user on your MySQL server to connect... Nginx Basics - How to Install Nginx on RHEL and Debian based Operating Systems This all changed with the release of Apache 2.4, which has an event based model with Worker MPM.... Nginx Virtual Hosts Step One - Create a New Directory The first step in creating a virtual host is to a create a... Nic Bonding in Centos 6 Depending on what bond mode you choose, certain modes only have to have changes on the server... Onboard raid, Intel chipset, linux check [root@box ~]# cat /proc/mdstatPersonalities : [raid1]md126 : active raid1 sda[1](S) sdb[0]... Optimizing MySQL For MySQL optimization, we recommendmysqlmymonlite.sh (http://mysqlmymon.com/)Mysqlmymonlite.sh... Partition GPT Disk Partition GPT disk>parted -a optimal /dev/sdX # substitute with your drive (and you prolly... Password-less SSH Login with PUTTY (Windows) This guide describes how to generate and use a private/public key pair to log in to a remote... Resize LVM space and merge /home partition back to / # df -h /Filesystem Size Used Avail Use% Mounted on/dev/mapper/vg_static2062266459-lv_root50G 47G... SSHFS to Mount Remote File Systems Over SSH Installing SSHFS On Ubuntu/Debian SSHFS is Linux based software that needs to be installed on... Scan your Linux system for malware with Malware Detect/maldet Maldet – It is an efficient Malware Detect virus scanner for Linux. Please follow the below steps... Single user mode for Centos 6, Centos 7, Ubuntu, Debian, FreeBSD, CoreOS As seen at: https://www.vultr.com/docs/boot-into-single-user-mode-reset-root-password Access... Single user mode for password reset 1. Reboot your computer / Turn your computer on.2. Hold down the Shift key at the start of the... Synchronize Files And Directories with RSYNC Rsync is an open source software that can be used to synchronize files/folders from local to... Ten "Find" Command Examples for Beginners Find command is used for locate files in a directory hierarchy on Linux/Unix systems. You can... Ubuntu error: Diskfilter writes are not supported Originally from:... Ubuntu restart network Restart Ubuntu network interfaces after editing interface... linux kickstart with software raid -- excerpt from kicksart profile -- # Clear the Master Boot Recordzerombr# Remove ALL... remount read-only filesystem remount readonly filesystem mount -o remount,rw /ormount -o remount,rw /dev/hda2 /
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