How to Fix “/var/run/php-fpm.sock failed (13: Permission denied) while connecting to upstream, client: 127.0.0.1”

Issue : I received the following error in nginx error log. Happened on nginx/1.6.2 and PHP 5.4.32 (fpm-fcgi). 2014/09/17 00:17:30 [crit] 11909#0: *34 connect() to unix:/var/run/php-fpm.sock failed (13: Permission denied) while connecting to upstream, client: 127.0.0.1, server: www.ehowstuff.com, request: “GET /feed/ HTTP/1.1”, upstream: “fastcgi://unix:/var/run/php-fpm.sock:”, host: “www.ehowstuff.com” Solution : Edit /etc/php-fpm.d/www.conf . Uncomment “listen.mode = 0666”

DDoS attacks rally Linux servers

A significant string of distributed denial-of-service (DDoS) campaigns during the second quarter of 2014 were driven by Linux web servers that were compromised and infected by IptabLes and IptabLex malware, according to a threat advisory from Akamai’s Prolexic Security Engineering & Research Team (PLXsert). “The .IptabLex/s threat is extensive,” Greg Lindor, lead malware analyst for […]

How to Configure Static IP Address on RHEL 7.0/CentOS 7.0/Oracle Linux 7

This article will describe the procedure to configure static Ip address on RHEL 7/CentOS 7/Oracle Linux 7 minimal installation. Network interface configuration files control the software interfaces for individual network devices. As the system boots, it uses these files to determine what interfaces to bring up and how to configure them. These files are usually […]

How to Install ifconfig and netstat on RHEL 7.0/CentOS 7.0/Oracle Linux 7

Question : I have just setup on RHEL 7.0/CentOS 7.0/Oracle Linux 7 minimal server installation but i notice ifconfig and netstat command not found. How to make those command available ? Solution : By default, ifconfig and netstat utility is not installed on RHEL 7.0/CentOS 7.0/Oracle Linux 7 minimal server installation. You need to install […]

How to Upgrade Zimbra Collaboration Suite 8.0.7 to 8.5.0 on CentOS 6.5 x86_64

On August 26 2014, the new zimbra version 8.5.0 has been released and it surprise us with the new major features available. The following are the major new features and enhancements in Zimbra Collaboration 8.5.0. MariaDB MariaDB is a drop-in replacement for MySQL MariaDB 10.0 is used with XtraDB storage engine No data reload required, […]

How to Install VMware Tools on RHEL 7/CentOS 7

VMware Tools is one of important components for virtual machine (VM) in order get excellent performance. It is a group of utilities that help to enhances the overall performance of the virtual machine’s guest operating system (OS) and improves management of the VM. Without the VMware Tools, guest OS performance will lacks some of the […]

How to Disable SELinux on RHEL 7/CentOS 7/Oracle Linux 7

Security-Enhanced Linux (SELinux) is an implementation of security policies for operating systems that provides a mechanism to support and help control access in the linux kernel. On Red Hat Enterprise Linux 7 (RHEL 7), CentOS 7 and Oracle Linux 7 (OL7), SELinux services were installed by default. The following tutorial will show you the basic […]