Learning Linux ls Command

ls command is used to list information of files in respected directory. LS(1) ...

Install PostgreSQL and pgAdmin 4 Under Domain Name on Centminmod CentOS 7

PostgreSQL is a powerful, open source object-relational database system with over 30 years of active development that has earned it a strong...

Upgrading MariaDB 5.5 to 10.0

How to Upgrade vi /etc/yum.repos.d/mariadb.repo Add [mariadb] name = MariaDB Server baseurl = https://downloads.mariadb.com/MariaDB/mariadb-10.0/yum/rhel/$releasever/$basearch gpgkey =...

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Enable Logging in Haproxy

HAProxy can emit log message for processing by a syslog server. This is compatible with familiar syslog tools like Rsyslog, as well...

Getting real IP in Nginx when behind cloudflare Haproxy

Create a file named cloudflare_ips.ls and in that add all the cloudflare IP's vi /etc/haproxy/cloudflare_ips.ls 173.245.48.0/20 103.21.244.0/22 103.22.200.0/22 103.31.4.0/22 141.101.64.0/18 108.162.192.0/18 190.93.240.0/20 188.114.96.0/20 197.234.240.0/22 198.41.128.0/17 162.158.0.0/15 104.16.0.0/12 172.64.0.0/13 131.0.72.0/22 2400:cb00::/32 2606:4700::/32 2803:f800::/32 2405:b500::/32 2405:8100::/32 2a06:98c0::/29 2c0f:f248::/32

Getting Real IP in HaproxyNginx configuration

Well its a little configuration can get real to nginx when haproxy is set as reverse proxy. Follow this...

Haproxy as Single Point to Failure Node With Glusterfs and MariaDB Maxscale Cluster

HAProxy is a free, very fast and reliable solution offering high availability, load balancing, and proxying for TCP and HTTP-based applications. It...

GlusterFS Replication on CentOS 7

GlusterFS is a scalable network filesystem suitable for data-intensive tasks such as cloud storage and media streaming. GlusterFS is free and open...

Installing and Using perf on CentOS 8

perf began as a tool for using the performance counters subsystem in Linux, and has had various enhancements to add tracing capabilities.

How to Install CentOS Web Panel on CentOS 7

CentOS Web Panel – a Free Web Hosting control panel designed for quick and easy management of (Dedicated & VPS) servers minus...

Installing Cpanel on CentOS 7

cPanel is an internet Linux-based graphical interface (GUI) used as a control panel to simplify server and website administration. cPanel permits you...

Kernel Symlink Protection Patch for CentOS 7

How to install the free symlink protection patchset: Below we provide instructions on how to install KernelCare and...