The Australian lawmakers are passing laws that progressively take away privacy of the citizens of this country. The most recent successful attempt to increase the powers of the security agencies focuses in “encrypted message interception” which, in effect forced technology companies to assist security agencies with message interception. Exactly how
Read more
This article extends on a previous article focused on installing and performance testing Gluster on CentOS 7. You can see that article here. Here we’ll be focusing on installing Samba4 and using Gluster as the back-end storage solution. We could use the Gluster FUSE method but Samba4 comes with a
Read more
Gluster is an amazing Software Defined Storage (SDS) solution offered as part of the Redhat solutions portfolio. Here we push Gluster to see how it performs in different circumstances to help you understand the benefits and value of Gluster in your business. You can see the next article in this
Read more
This article discusses the installation of Janus on a Redhat Enterprise Linux 7 server. The installation process is long and complicated due to the dependencies required for Janus and their lack of inclusion in Yum repositories. The steps below require come code compiling. The process is simple but may be
Read more
Disk space may be cheep but off-site backups are often slow so daily full-backups aren’t always the best option. Tar supports the highly efficient “incremental” backup scheme and it’s simple to use. Take a look at the example below: tar -czf backup-day-$(date +%w).tar.gz –listed-incremental=/root/tar.snapshot /etc The first time you run
Read more
This article demonstrates how to find viruses on your Linux workstation or server, move the virus to a special directory and notify you if a virus was found. In addition, (as an example only) we don’t want to scan the “/var/lib/mysql” directory because that’s where our databases are so we’ll
Read more
This article demonstrates how to restrict SSH access to only specified users and/or groups. You can do the reverse by allowing all but a few users to SSH into the server but we’ll focus on allowing only those we specify. Open the file “/etc/ssh/sshd_config” and look for (or create if
Read more
This is a quick one-liner to remind you how to mount an NFS share on a MACOS client. sudo mount -t nfs -o resvport 172.20.10.2:/share/this /mnt/nfs A few points to remember: You need to do this as root (or SUDO). You need to include the “-o resvport” option. Obviously make
Read more
This article lists some situations you might find yourself in with Gluster and what you can expect. Basically I’ve tried to break, push and put Gluster into impossible situations to see what happens so you don’t have to. Just read this article and you’ll save yourself the pain. I will
Read more
If you’re a Windows system administrator with a need to log into a Linux server and troubleshoot it, this article is for you. Log into Linux Logging into a Linux server can be done via any of the following: Login with to a remote Linux server using SSH. Login at
Read more