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DRBD Benchmarking

I’ve got some performance problems with a mail server that’s using DRBD so I’ve done some benchmark tests to try and improve things. I used Postal for testing delivery to an LMTP server [1]. The version of Postal I released a few days ago had a bug that made LMTP not work, I’ll release a […]

Autism and a Child Beauty Contest

Fenella Wagener wrote an article for the Herald Sun about an Autistic girl who won the “best personality” award from the controversial new Australian children’s beauty pageant [1]. The girl’s mother is complaining that an Autistic girl shouldn’t win a prize for personality and is critizing the pageant organisers.

A beauty contest involves queuing, being […]

Standardising Android

Don Marti wrote an amusing post about the lack of standards for Android phones and the fact that the iPhone has a better accessory market as a result [1].

I’d like to see some Android phones get standardised in a similar manner to the PC. The big thing about the IBM PC compatible market was […]

Links December 2011

Barry Ritholtz wrote an insightful post quoting Federal Reserve Bank of Kansas City President Thomas Hoenig, who warns that the nation’s biggest banks are putting the U.S. capitalist society at risk [1]. Big banks oppose capitalism.

Glenn Greenwald has written an insightful article for Salon about the modern definition of American excellence being the killing […]

Sociological Images

I’ve recently been reading the Sociological Images blog [1]. That site has lots of pictures and videos that are relevant to the study of Sociology (most of which have a major WTF factor) and it’s run by people who have Ph.Ds in Sociology so the commentary is insightful. Since reading that I’ve started photographing relevant […]

My Blog Server was Cracked

On the 1st of August I noticed that the server which runs my blog among other things was having an occasional SEGV from a sshd process. Unfortunately I was busy and didn’t pay much attention to this, which turned out to be a big mistake.

On the 12th of September I started investigating this properly […]

Secure Boot and Protecting Against Root

There has been a lot of discussion recently about the recent Microsoft ideas regarding secure boot, in case you have missed it Michael Casadevall has written a good summary of the issue [1].

Recently I’ve seen a couple of people advocate the concept of secure boot with the stated idea that “root” should be unable […]

Some Notes on DRBD

DRBD is a system for replicating a block device across multiple systems. It’s most commonly used for having one system write to the DRBD block device such that all writes are written to a local disk and a remote disk. In the default configuration a write is not complete until it’s committed to disk locally […]

Hetzner Failover Konfiguration

The Wiki documenting how to configure IP failover for Hetzner servers [1] is closely tied to the Linux HA project [2]. This is OK if you want a Heartbeat cluster, but if you want manual failover or an automatic failover from some other form of script then it’s not useful. So I’ll provide the simplest […]

Cocolo Chocolate

Cocolo Overview

I recently wrote about buying a fridge for storing chocolate [1].

Jason Lewis (the co-founder of Organic Trader [2]) read that post and sent me some free samples of Cocolo chocolate [3] (Cocolo is an Organic Trader product that is made in Switzerland).

It’s interesting to note that Cocolo seem very focussed on […]