SQL – Null Byte

Changing ORG vDC Network owner

By Antti Hurme 07/04/2015 No Comments 2 Min Read

Encountered this error today, while trying to get rid of an old vDC that wasn’t in use anymore. That vDC had a organization network, which was shared and used in another vDC within the same organization. Looking at the organization view in networking, you can see a column named “owner”, and there the vDC that was used when creating that organization network. This option can’t be changed with the GUI,…

Cannot update edge gateway – The following IP addresses are already in use

VMware

By Antti Hurme 06/11/2013 No Comments 2 Min Read

Cannot update edge gateway – The following IP addresses are already in use

vSheild firewalls in VMware vCloud Director can sometimes give errors with allocated IP addresses and claim that they are already in use, even though they are not. vCloud Director does have an option for IP Address release timeout, but in my experience this doesn’t work every time. To change the default IP address release timeout, go to the Administration tab and select general from System Settings. You can find network…

MySQL NDB Cluster setup on Ubuntu 12.04 LTS

Development Linux

By Antti Hurme 09/01/2013 24 Comments 9 Min Read

MySQL NDB Cluster setup on Ubuntu 12.04 LTS

This post is is a guide on how to create a MySQL cluster on Ubuntu 12.04 LTS server distribution. I will not go trough basic Ubuntu installation as that can be expected a pre-requisite when creating an MySQL cluster. I will try to cover every aspect of the installation process and touch some parts regarding testing. There is another excellent guide behind the following link which has pretty much the…