Douglas Eadline is continuing his series of posts on HPC Pitfalls this week by taking on the notion that Free Software has no Cost: One of the biggest issues facing cluster administrators is upgrading software. Commonly, cluster users simply load a standard Linux release on each node and add some message-passing middleware (i.e., MPI) and a batch scheduler. This arrangement offers a quick victory for the administrator, but could cause serious upgrade issues and…
Read more at insideHPC
