RAL Tier1 weekly operations castor 02/02/2018
Contents
Draft agenda
1. Problems encountered this week
2. Upgrades/improvements made this week
3. What are we planning to do next week? 4. Long-term project updates (if not already covered)
1. SL5 elimination from CIP and tape verification server 2. CASTOR stress test improvement 3. Generic CASTOR headnode setup 4. Aquilonised headnodes
5. Special topics
6. Actions
7. Anything for CASTOR-Fabric?
8. AoTechnicalB
9. Availability for next week
10. On-Call
11. AoOtherB
Operation problems
gdss762 (atlasStripInput) crashed again
gdss761 (lhcbDst) crashed and removed from prod
Alice used more of the batch farm than they are allowed to and this put a large load on aliceDisk disk servers
Operation news
New check_tape_pools version running on Atlas Stager
Disk space rebalancing on lhcbDst
Plans for next week
Run new check_tape_pools version on all Castor stagers
GP: Fix-up on Aquilon SRM profiles.
Long-term projects
CASTOR stress test improvement - Script writing, awaiting testing and validation
Headnode migration to Aquilon - Stager configuration and testing complete.
Target: Combined headnodes running on SL7/Aquilon - implement CERN-style 'Macro' headnodes.
Draining of remainder of 12 generation HW - waiting on CMS migration to Echo. No more draining ongoing.
Draining of 4 x 13 generation disk servers from Atlas that will be deployed on genTape
Actions
RA/BD: Run GFAL unit tests against CASTOR. Get them here: https://gitlab.cern.ch/dmc/gfal2/tree/develop/test/
GP/RA to chase up Fabric team about getting action on RT197296(use fdscspr05 as the preprod stager - replacement for ccse08)
Miguel to determine of there is a need to have a nagios test for checking the number of entries on the newrequests table
RA and GP to sit down and evaluate the gfal-copy stress test
GP to generate a ralreplicas version for repack
RA to organise a meeting with the Production team to discuss the CASTOR callouts spreadsheet
RA to organise a meeting with the Fabric team to discuss outstanding issues with Data Services hardware
Staffing
GP on call
