SDCC Liaison Meeting
3-192
Bldg 510
Facility News and Announcements
Belle II cluster arriving next week. LQCD Skylake cluster to be integrated IC - addition of 54 machines Facility Monitoring Link details Usage graph for groups and individual users, extend to other users (like PHENIX) Discussion for additional storage resources for PHENIX/STAR as old Farm equipment is being retired Network usage issues, requirements for PHENIX Upcoming Technology Meeting CVFMS Shared Cluster development SSO activities at the SDCC Staff News – John Hover will be taking over the organizer role of the next scheduled Liaison meeting. Summer students joining SDCC to work on various projects See slides posted on agenda
RACF/SDCC Network Operations
RHIC Migration,ATLAS Dcache Migration – Status reports
Significant cleanup of CDCE - No unused fibres Conversion of compute node racks in CDCE to spine-and-leaf infrastructure Cleaning of legacy copper infrastructure STAR GPFS changes Belle II dCache Storage upgrade - received new systems LQCD cluster to be added to the IC New real hardware based CVMFS system was moved SciCore switch pair changes
See slides posted on agenda
HPSS status
HPSS tapes delivery next week
Operations are fine.
STAR - less data taking
PHENIX DST data
Replace tape drives (due to errors) done transparently
Wednesday -Tapes taken out for shredding of media by shredding company
done either by riggers or outside company
Silo arrangements
Tile work checks – Imran Latif
Two tapes purchase done, media delivery
PHENIX if necessary, tapes will be purchased
ATLAS - box staging tests (not much in production)
DCache upgrade
Server tests on latest version, tested on SL6/SL7.
Working on libraries for PHENIX software, doing db conversions
Working on back end scripts for HPSS
Pool upgrade, take one pool and run through the process
Scheduling dCache upgrade for Wednesday. Upgrade pools on SL6
PHENIX – no NFS mounting, but other functionalities will be looked into.
General Services:
RCF Mail server has been upgraded and migration completed for all users Some issues in sending mails (port changes) being resolved Disable SSL - completely transparent Next week disable support for SSLv3 for both IMAP and SMTP on the server side. SSLv3 was declared deprecated in 2015 by IETF. Planning for NFS appliance upgrade in mid July
RACF Linux Farm
Storage solutions – PHENIX network performance
Retire row 22/24
Dcache upgrade, SL7 upgrade for PHENIX scheduled
CVMFS testing for PHENIX
Big volumes to be moved to CVFMS
CSI – HPC file systems on shared pool
Set up Condor – requires Singularity
CSI Resources
Stable output
LQCD Skylake cluster to be integrated/Network/Power
Belle II delivery