Introduction LUKS encryption (and similar offerings such as Vormetric) protect data “at rest”. Fundamentally, this means that the filesystem is “unlocked” when it is mounted and the contents can be [ … ]
Disk Encryption on Linux
What is Disk Encryption? Disk encryption provides protection for Data At Rest, that is to say, inactive data stored in a physical from such as on disk or tape. To [ … ]
Creating an Encrypted Disk Image
Instructions First, create your disk image file. The below will create a 10GB file as /root/encrypted [root@MyShinyServer /]# dd if=/dev/zero of=/root/encrypted bs=1M count=10k Set up the loopback for it [root@MyShinyServer [ … ]
DAS – EMC VNX 5100 Setup
Install Instructions Software should be installed at kick. Brocade driver website: http://www.brocade.com/services-support/drivers-downloads/adapters/Linux.page Install the Brocade HBA driver and utility: 1a. Locate the Brocade tarball (i.e. “brocade_driver_linux_rhel6_v3-2-0-0.tar.gz”) 1b. Extract the tarball: [ … ]
Dell iDRAC Virtual NIC USB
iDRAC Setting Graphical / Web Within the webUI of the iDRAC itself, within the iDRAC Settings, is the option to enable/disable and configure the virtual device. This screenshot shows the [ … ]
The PHP-FPM Ondemand Process Manager
Php-fpm Pool Configuration The PM section of the php-fpm pool (e.g.v/etc/php-fpm.d/domain.com.conf, in Red Hat/CentOS) should look something like this: pm = ondemand pm.max_children = 20 pm.max_requests = 100 pm.process_idle_timeout = [ … ]
strace apache child serving your request
Overview First of all we will identify the PID of apache child process serving our request and we will then strace that specific PID while it is serving our HTTP [ … ]
Linux Install SSL Certificate and Key
Checking the Certificate There are some commands you can run to check if the certificate is valid from the command line. You want to do this before installing a certificate [ … ]
Instant LAMP Deployment Ansible Playbooks
What this does This version of the Ansible playbook is hosted and maintained here: https://github.com/dannylujan/lamp-fpm-centos-7 This playbook will set up LAMP on a clean install. It sets up Q and [ … ]
HTTP2 Support and Install – Part 2
Plesk While 12.5.30 Update #28 and above is aware and capable of using HTTP2 also requires the latest version of nginx. the underlying Operating System must also provide the correct [ … ]