I had a bit of a storage outage in my lab due to a funky behaviour on the Synology that I use as primary storage for all my VMs: Today I Learned: Adding IP address to interfaces on Synology causes reboots :/ Lab now in not such great shape. 80 VMs with APD. #vExpert — […]
Replicating SAN on openSUSE with VAAI
This article was written a few years back, but never published – it was some work I was doing in my lab to try and get to grips around the work involved in creating a SAN with synchronous replication built in from scratch. It in no way should be used for production, but rather as […]
Replaying Linux CLI commands with history
Very handy little snippet I discovered today, mostly here for my own reference in future. It’s handy to be able to re-play/re-submit commands that you’ve typed into the CLI before on your Linux box, to do this you can use the history command.
Utilising Kerberos/AD auth in Ubuntu 14.04 with realmd
It has, over the years always been quite a quandary to get SSO auth working from *nix->MS AD without a huge amount of fiddling and tinkering, but there is a new auth framework in town by the name of realmd. While tinkering with The Foreman recently it had dawned on me it would be cool […]
How to test if 9000 MTU/Jumbo Frames are working
Fairly straight forward this time, you’ve configured your MTU/jumbo frames to be 9000 on your client and destination devices (say a laptop/desktop/server/san/nas) and on ALL your switching devices in between – you’ve done that right? ;)