Database Meeting 2016-01-20

Date

20 Jan 2016

Attendees

• John Gates, Fritz Mueller, Vaikunth Thukral, Andy Salnikov, Brian Van Klaveren, Unknown User (npease), Fabrice Jammes, Serge Monkewitz, Andy Hanushevsky, Unknown User (kelsey), Jacek Becla

Discussion items

Multi-node integration tests via Docker - demo by Fabrice

• Related links:
  • http://www.slac.stanford.edu/exp/lsst/qserv/2015_11/HOW-TO/docker-multinode-test.html
  • https://github.com/fjammes/packer-openstack-example/blob/master/README.md
• Discussion
  • definitely great for CI, for running on production clusters
  • to be determined if not too complicated for an average developer, time will tell
  • current version still needs lots of cleanup, still not fully automated
  • next step: plug it into CI, hopefully will happen before JTM
  • after that: improve code related to port conflicts, auto-locating services, reduce dependency on DNS/network configuration, useful for testing in docker and without

Qserv in VM / openstack at ncsa

• works well, painless
• eventually we will need to migrate from lsst-dbdev* to VMs

RocksDB

• seeing scalability issue with 30 million entries
• will check with RocksDB developers at FB

Webserv for SUI

• discuss S16 plan with IPAC - Data Access mtg this coming Monday (pinging Unknown User (xiuqin) to let her know)