Solaris Tips: Enable SVM while booted from alternate media

This operation is not officially supported, so use it at your own risk. Often times administrators must boot a Solaris from alternate media in single user mode (failsafe, cd/dvdrom, or network ...

One Liners: Set up SSH Authorized Keys

$ ssh-keygen $ ssh-add -L | ssh username@server “umask 077; test -d .ssh||mkdir .ssh; cat >>.ssh/authorized_keys”

Quick Reference: ZFS vs Btrfs

ZFS vs BtrFS This guide is not a discussion on which is better: ZFS or BtrFS (While many may argue that the fundamental design of BtrFS is superior, it is an ...

Running BIND in a chroot jail

There are two ways to create a chroot jail for BIND.  You can either use the -t option with named, or you can use /usr/sbin/chroot.  Both procedures are provided below.  ...

Linux software RAID tips

There are a variety of Linux software RAID-like options out there which each have their own quirks and features.  Personally, I like the simplicity and functionality of mdadm.  It provides ...