linux Archives - The Shell GuruThe Shell Guru

Failed to stop httpd.service: Failed to activate service ‘org.freedesktop.systemd1’: timed out

August 13, 2020
General Linux
0 Comments

One of our production servers started throwing this error whenever we tried to start/stop/restart a service. Heck, even issuing reboot would return a similar error. [crayon-600551f7227db979693431/] The only thing that…

Enable timestamps for bash history

January 29, 2020
General Linux
0 Comments

The HISTORY command in bash lets you see the last 1000 commands issued at the terminal. By default, this list does not contain timestamps for the commands you've issued. To…

Table is marked as crashed and last (automatic?) repair failed – MySQL / MariaDB / Percona

October 21, 2019
General Linux
0 Comments

Today we'll look into repairing a crashed Wordpress database table. The error message could appear in one of many ways, some of them below: [crayon-600551f723a31986111711/] A quick look at the…

Install NodeJS on Ubuntu 16.04 LTS, 18.04 LTS and 19.04

October 1, 2019
Ubuntu
0 Comments

We'll be looking into how to install Node.js on Ubuntu versions 16.04 LTS, 18.04 LTS and 19.04. We'll install Node.js with NVM (Node Version Manager). This lets us install any version…

How to increase the size of a ZFS Pool / Add drive to ZFS Pool

September 5, 2019
ZFS
0 Comments

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…

Create new database in MongoDB

August 27, 2019
CentOS
0 Comments

Today we'll look at how to create a new database in MongoDB. Connect to mongod via the following line, replace your credentials [crayon-600551f72426d152989580/] If you're successfully authenticated then you'll see…

SSH connection takes too long to respond/connect

August 23, 2019
CentOS
0 Comments

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…

530 Login incorrect – ProFTPD

August 1, 2019
General Linux
0 Comments

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,…

Mount an NTFS drive on CentOS 7

July 26, 2019
CentOS
0 Comments

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…

Install and Configure ZFS – CentOS 7.6

July 25, 2019
CentOS
0 Comments

We'll look at installing and configuring ZFS on CentOS 7.6 today. Why ZFS? [crayon-600551f724dbb414363618/] Installation Start off by installing the repo rpm for ZFS, we'll be installing with the kABI-tracking…