Technology – Page 4

Port-based VLAN on managed switch to ESXi

This exercise is driven by a need to connect my MythTV’s 3 HDHomeRun network tuners to my MythTV server. This is filled with various challenges:My MythTV runs in a VM on a VMware ESXi 6.0 server The ESXi server only has one network adaptor, NIC. Experience has shown that the HDHomeRuns are more reliable on… read more…
Clear cache for add-ons in Kodi

I have been doing some work with MythTV and the Kodi MythTV addon. This has been around upgrading my MythTV from 0.25 to 0.29 which is quite a steps and I have had to go back and forth between versions. One of the biggest challenges is that I am using Kodi on Windows 10 as… read more…
Cannot mount block device : Error mounting CentOS share on OMV

I needed to have a scheduled job to copy files from my MythTV server to my Open Media Vault server, but when I tried to mount the Samba/SMB share I got the following: root@nas2:/mnt# mount -t cifs \\\\192.168.202.44\\public /mnt/192.168.202.44 -o domain=CANTABRIAN,user=backup,pass=mypassword mount: block device \\192.168.202.44\public is write-protected, mounting read-only mount: cannot mount block device \\192.168.202.44\public… read more…
Spark Sport – F1 Hyper Stimulator

Friday Spark Sport brought in the folks from Hyper Stimulator and put down a couple of their cars in the atrium at Spark City and let us have a go and boy was it fun. I really enjoyed it and those that tried had a great time also. In our case we were driving a… read more…
Kapa Haka by Westmere Primary School

The kids from Westmere Primary School came to the Spark NZ atrium to perform a Kapa Haka. Originally intended for another audience which didn’t work out at the last minute they moved to Spark City in Auckland and boy they put on a great show. The costumes were fantastic, the singing was great and the… read more…
MythTV on CentOS 7

MythTV is the best Open Source media recording application MythTV Wiki This article follows the path I traveled when setting up a new MythTV server running on CentOS 7. The setup I followed in setting up the host is detailed firstly in CentOS 7 base VM for WordPress and MythTV then in CentOS 7 VM for WordPress… read more…
Monitor all queries to MariaDB

Want to see what is being run against your MariaDB this is what to do. Firstly you need to enable logging to a file of all queries. You do this by running: SET GLOBAL general_log=1; SET GLOBAL general_log_file=’/var/opt/rh/rh-mariadb102/log/mariadb/maria_general.log’; Problem is you need special permissions and in practical terms the easiest way is to run it… read more…
Installing Tomcat 9 behind Apache on CentOS 7

There are a number of posts on how to do this. I have created this post mostly for my own records so I know I will continue to have a record of what I have done. Setup Ensure you have at least JDK 8, I have the RPM “java-1.8.0-openjdk.x86_64” installed by this point. Create a… read more…
CentOS 7 VM for WordPress and MythTV – Post install setup

In the post CentOS 7 base VM for WordPress and MythTV I described how to create a base CentOS 7 VM. This post describes follows on from that post and describes the post installation tasks to make the VM a good solid base for me to run WordPress or MythTV. When setting up a Linux server… read more…
Rename a CentOS 7 host

Simple and official way to rename a host: hostnamectl set-hostname centos7-base.cantabrian Then restart the host. You should find the new name is reflected in the file: /etc/hostname Note: You only need to edit “/etc/resolv.conf ” if you are changing workgroups or domains. Get hostname details You can use hostnamectl to get other details by running:… read more…