RAL Tier1 weekly operations castor 01/12/2017
Contents
Draft agenda
1. Problems encountered this week
2. Upgrades/improvements made this week
3. What are we planning to do next week?
1. Facilities Headnode Replacement
4. Long-term project updates (if not already covered)
1. SL7 upgrade on tape servers 2. SL5 elimination from CASTOR functional test boxes and tape verification server 3. CASTOR stress test improvement 4. Generic CASTOR headnode setup
5. Special topics
6. Actions
7. Anything for CASTOR-Fabric?
8. AoTechnicalB
9. Availability for next week
10. On-Call
11. AoOtherB
Operation problems
gdss746 went out of production
lhbDst is almost full (%2 free space is left)
Corrupted/incompletely written files due to 20/11 power outage
Operation news
Completed SL7 upgrade of the Facilities tape servers
Plans for next week
Upgrade of the non-LHCb SRMs to 2.1.16-18 on Wed 06/12
Long-term projects
CASTOR stress test improvement - Script writing, awaiting testing and validation
Headnode migration to Aquilon - Stager configuration almost complete; functional tests pass. Focus on features but not personalities
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.
Special topics
Patching - consider turning repeatedly re-used patching plan into standard procedure.
Actions
RA to check if the disk server setting, changed to bring disk servers back more quickly after a CASTOR shutdown, is still in place
RA/GP: Run GFAL unit tests against CASTOR. Get them here: https://gitlab.cern.ch/dmc/gfal2/tree/develop/test/
GP: Turn CASTOR SRMs & other Aquilonised nodes from clients to servers
GP to chase up Fabric team about getting action on RT197296(use fdscspr05 as the preprod stager - replacement for ccse08)
Staffing
GP on call
RA out until 6th December