This week we held a technical workshop with a small, but dedicated group of people. We’ve heard that our large 1 day annual workshop is great, but there are areas where people wanted to have a more in-depth discussion.
The workshop was built around “un-conference” format, where we had two pre-arranged talks but the rest of the day was open for discussion – though we were guided by the topics people suggested as part of the registration process.
The morning session kicked off with some high level discussion of possible topics followed by one of our invited talks – Stig Telfer from StackHPC gave a talk on some performance work they’ve been doing with Ceph to support CRAY and the Human Genome project. It was interesting to note the difference moving to bluestore made to Ceph performance and also how LVM and partition use of the NVMe devices had a huge impact on performance of the storage system. Continue reading →