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NDGF All Hands 2

6 November 2018
HPC2N
Europe/Copenhagen timezone

Contribution List

16 / 16
2. dCache preprod monitoring
06/11/2018, 09:00

Do we need more probes for the pre-production dCache setup on mordor?
5. New Ubuntu release readiness and upgrade plan
06/11/2018, 09:20
7. ood/ooc scheduling
06/11/2018, 09:50

Please prep the common calendar the week before. Chrulle will then come up with a suggested schedule ahead of time. If you are not OoD or OoC you have an early break :)
11. Publishing our scripts
06/11/2018, 10:05

Discussion on publishing our ansible scripts etc on github.
6. Kafka for everything?
06/11/2018, 10:45
  1. What can we put into kafka in addition to dcache billing.
  2. What is our strategy towards logstash if we put everything into kafka:
    a. Ditch it and install es-consumer that feeds data directly to the ES.
    b. A separate instance on dedicated machine that queries kafka on different topics and submits them to the ES.
    c. Other.
1. Clom & Zanak replacement
06/11/2018, 11:15

Service for C&Z will run out on 30 September 2019. It is time to start deciding on and procuring the replacement. Discussion on sizing our production Ganeti and Postgresql cluster.
8. Postgresql topics
06/11/2018, 11:35

OS / FS tuning: overcommit, dirty pages etc.

How are we handling DB backup today. Should we look into alternatives?
15. Lunch venue decision
06/11/2018, 11:55
9. Site news and plans
06/11/2018, 13:00

Sites will prepare a short presentation on news and plans.
13. LHC news and future
Oxana Smirnova (NeIC / Lund University)
06/11/2018, 14:00

Oxana will give a presentation on LHC news and lead a discussion on future requirements.
3. Tape Carousel Test - Lessons learned
06/11/2018, 14:30
10. Future tape performance
06/11/2018, 15:30

Future requirements for tape performance, with implications and discussions on tape pool hardware
4. Ceph for compute and storage
06/11/2018, 15:50

Discussion of experiences with using Ceph and ARC together and for using ceph with dcache.
12. Accounting/reporting of local jobs
Mr Ville Salmela (csc.fi)
06/11/2018, 16:20

Discussion on including local jobs in reporting.
14. Disk pool requirements
06/11/2018, 16:40

The usage of ATLAS and ALICE pools today look pretty different. Is the usage going to diverge further? Or is it going to converge? Are we going to need smaller pools more suited for random IO?
16. Next NDGF All Hands
06/11/2018, 17:00

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