An important part of benchmarking is to draw graphs. A graph can reveal results you wouldn't have spotted just by looking at raw numbers. By the way, the process of massaging the raw numbers into graphs will often reveal things too.
Sysbench output tends to be quite wordy, especially when you have a script that runs 1, 2, 4, 8... threads with the same test. To manually copy paste the numbers into a spreadsheet is tiresome. So I came up with this monster shell one-liner to condense the output into a csv file. I'm posting it here so I will find it the next time I need it: