Today we’ll look at how to increase the size of a ZFS pool. We’ll do this by adding a new drive to the ZFS pool. ZFS makes this incredibly easy and you can do all this without destroying your data…
You run a task and Nginx throws the following error: upstream timed out (110: Connection timed out) while reading response header from upstream This can be truly annoying and at times difficult to pinpoint. To fix this error, create a…
Today we’ll create a new user and grant it access to a single database in MongoDB. Start off by logging into mongodb with your admin/root user mongo -u ‘username’ -p ‘password’ –authenticationDatabase ‘admin’ You’ll land at a prompt like below…
Today we’ll look at how to create a new database in MongoDB. Connect to mongod via the following line, replace your credentials mongo -u ‘username’ -p ‘password’ –authenticationDatabase ‘admin’ If you’re successfully authenticated then you’ll see the following prompt: To…
Has an SSH connection taken too long to return the password prompt? There are two possible fixes to it. There are two possible ways to fix this, First, disable Reverse DNS lookups on SSH connections on the target machine. Edit…
Ran into this rather peculiar error recently while installing Varnish Cache on CentOS 7. Resolving Dependencies –> Running transaction check —> Package varnish-devel.x86_64 0:5.2.1-1.el6 will be installed –> Processing Dependency: varnish = 5.2.1-1.el6 for package: varnish-devel-5.2. 1-1.el6.x86_64 –> Running transaction…
We updated an old server recently and the ProFTP server started throwing this error “530 Login incorrect” and wouldn’t let us in. We looked at the usual culprits, reset passwords, verified directories but nothing seemed to work. We ran ProFTPD…
This tutorial will cover how to mount an NTFS drive on CentOS 7. We’ll use the open-source version of the NTFS for Linux driver by Tuxera, NTFS-3G. The Prerequisites To mount an NTFS drive, start off by adding the remi-release…
We’ll look at installing and configuring ZFS on CentOS 7.6 today. Why ZFS? “It is an enterprise-ready open source file system and volume manager with unprecedented flexibility and an uncompromising commitment to data integrity. ZFS is a truly next-generation file…
Windows Subsystem for Linux (WSL) let’s you do a lot of interesting stuff inside Windows, biggest of which is installing Linux applications. We’ll look into installing MariaDB on Ubuntu running inside WSL. Before we start, make sure you have WSL…