RAL Tier1 weekly operations castor 23/02/2018

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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 was removed from production and it is now back in read-only mode

aliceDisk run out of space - VO's responsibility

Operation news

vCert is back in production

Patching of the Castor Standby Environments

Plans for next week

Patching of the Neptune and Pluto DB and testing of switching over to R26 on Thu 01/03: Rolling update and test of the switch over to standby. CASTOR downtime from

Patching of the Juno database on 7th of March: CASTOR downtime from 10:30 to 13:30

GP: Fix-up on Aquilon SRM profiles: 1) Move nscd feature to a sub-dir task 2) Make castor/cron-jobs/srmbed-monitoring part of castor/daemons/srmbed feature task

Long-term projects

Headnode migration to Aquilon - Stager, scheduler, utility and nameserver configuration mainly complete. Stager, scheduler, utility tested seperately and all together on preprod. Will start combining the Stager, scheduler, utility features in one node

HA-proxyfication of the CASTOR SRMs: HA proxy is back and can be tested on preprod

Target: Combined headnodes running on SL7/Aquilon - implement CERN-style 'Macro' headnodes.

Draining of 4 x 13 generation disk servers from Atlas that will be deployed on genTape

Draining of 10% of the 14 generation disk servers

Actions

RA/BD: Run GFAL unit tests against CASTOR. Get them here: https://gitlab.cern.ch/dmc/gfal2/tree/develop/test/

RA to organise a meeting with the Fabric team to discuss outstanding issues with Data Services hardware

GP to talk to Alastair about draining of 10% of 14 gen disk servers

GP/RA to write a Nagios test to check for large number of requests that remain for a long time

Staffing

RA on call

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