Lighton Phiri

I’ve been using ggplot2’s facet_wrap and facet_grid feature mostly because multiplots I’ve had to plot thus far were in one way or the other related. However, I needed to plot a multiplot consisting of four (4) distinct plot datasets. In ...

I’ve been desperately trying to create more time, and naturally I decided to do an analysis of, among other things, how I spend my time on the terminal… the premise here being that automation will inevitably result in more time. ...

ApacheBench was an obvious choice for my benchmarking related tasks, at least until I ended up spending almost three hours trying to figure out why I kept getting “apr_poll: The timeout specified has expired (70007)” errors… it turns out ...

Too tired to think straight and with very little time left, I came up with a primitive script to randomly spawn workloads for a series of experiments I was running. As it turns out, the natural order of the dataset ...

I have been benchmarking Apache Solr batch indexing of a linearly increasing workload of XML documents… I am using Solr’s Data Input Handler on a Pentium(R) Dual-Core CPU E5200@ 2.50GHz that has 4 GB RAM. I ran 5 repeated runs ...