Category Archives: Unix
Another new project – Walmarts OneOps – Day 1
Since Walmarts “OneOps” platform has been open sourced and placed on github for the world to use I have added yet another project onto my TODO list. From a quick read OneOps is designed to deploy VMs from a single … Continue reading
An interesting issue with SSH in F23
Don’t know when they introduced this gem, but I have been SSHing into servers for years, but I had a need to use DSA keys to SSH into a F22 server from a F23 one, and dsa keys just refused … Continue reading
F21 to F23 upgrade, issue 2, OpenVPN behaviour changes
The way OpenVPM prompts for access has changed, they have started migrating it to run under systemd. The existing startup script I was using now fails. [root@vpnserver init.d]# service openvpn start [root@vpnserver init.d]# Broadcast message from root@vpnserver (Fri 2016-02-26 17:38:40 … Continue reading
F21 to F23 upgrade, issue 1, bacula upgrade
The bacula upgrade script fails for mariadb (and I assume mysql) databases that are running in the recomended ‘safe mode’. The script /usr/libexec/bacula/update_bacula_tables mysql (basically runs update_mysql_tables) fails with the error You are using safe update mode and you tried … Continue reading
Googles Android Studio on Linux, installing
Sigh, I’m off on a tangent again. I really need to test my website against phones. While there are a lot of websites that provide the ability to show how the website appears on different phone models I want a … Continue reading
Installing the DevStack release of OpenStack on F21
Losely based upon the single machine setup page at http://docs.openstack.org/developer/devstack/guides/single-machine.html. This is the additional steps you really should do if you want to use it. It assumes you already have a host system configured for running VMs, with a bridged … Continue reading
Fedora 21 – My upgrade notes and issues
Backups were a pain, clonezille kept reporting bitsum errors backing up the home filesystem of my Dev server, filesystem checks found no errors. So downloaded the latest release of clonezilla and burnt it to a DVD. It failed to boot … Continue reading
Compressing qcow2 images – important tip
This probably applies to normal ext4 filesystems as well as LVM ones. This post is because I deleted 60Gb of data from a qcow2 disk, and when I did a compress only got the disk image to shrink about 5Gb. … Continue reading
DevStack again, Hmmm, keep off real metal
I wanted to play some more with openstack. My existing environment was an Ubuntu VM running DevStack, so instances started under OpenStack were effectively VMs running inside VMs. When an OpemStack VM started it resoponded OK but it could take … Continue reading
The pains of using Fedora again, kernel releases
Yet again a simple “yum update” totally destroyed my system. That was over a week ago. Since then after trying a newer kernel and spending a little over 120 hours of fsck’ing disks I have everything back; including the website … Continue reading