Category Uncategorized

Install imagick on WHM/cPanel

We’ll be going over the steps involved in installing Image Magick and imagick on WHM / cPanel. Image Magick is an opensource application that let’s you create, change, modify and convert images. From resizing, rotating to creating and splitting PDF’s,…

ZFS on Linux

Requires: kernel(posix_acl_valid) = 0x7add44b5

We got this error when trying to install ZFS on a server recently: Error: Package: kmod-zfs-0.7.13-1.el7_6.x86_64 (zfs-kmod) Requires: kernel(posix_acl_valid) = 0x7add44b5 Installed: kernel-3.10.0-1127.19.1.el7.x86_64 (@updates) kernel(posix_acl_valid) = 0xc89bfa92 Available: kernel-3.10.0-1127.el7.x86_64 (base) kernel(posix_acl_valid) = 0xc89bfa92 Available: kernel-3.10.0-1127.8.2.el7.x86_64 (updates) kernel(posix_acl_valid) = 0xc89bfa92 Available:…

killall: command not found

We’ll be looking at how to install the Linux command killall in this article. Killall send’s a signal to, if not explicitly specified, terminate all the processes with the given name. CentOS used to ship with killall out of the…

nginx timeout

504 Gateway Time-out – Nginx

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…