• CentOS root on ZFS

    by klump. Filed under Server. Tagged LinuxZFS.

    I have bought some Infiniband cards to link the fileserver and the hypervisor together. I chose Infiniband over 10GbE because it is cheaper and offers me more bandwidth, but more on that in a later post. I have traditionally run FreeBSD for my fileserver because it has had ZFS for quite a while and I want to have a proven implementation of my filesystem on my fileserver.

  • Rabbit meets beetroot

    by klump. Filed under fun. Tagged rabbit.

    When peeling the beetroot for a soup, I got the urge to color our white/gray-ish rabbit with it. This is how it looks:

  • How to create a working CA

    by klump. Filed under SSL. Tagged CA.

    We recently had a lab in school, where we had to create a certificate authority using openssl, which includes a index file containing all certificates issued by the CA. More information about the process can be found here.

  • Centralized Authentication with OpenBSD and OpenLDAP

    by klump. Filed under OpenBSD. Tagged LDAPAuthentication.

    If you have a lot of servers and a lot of users, you do not want to manage them via editing passwd files. Using LDAP is one way out of the dilemma. Searching the web resulted in a lot of outdated information, but after a while I found something helpful on a mailing list, so thanks Gary ;)

  • Collection of Useful Oneliners

    by klump. Filed under Linux. Tagged oneliners.

    Here comes my personal collection of oneliners. I hope it will grow with time.