dCache Tier I meeting August 2, 2011

[part of a series of meetings]

Present

dCache.org(Tanja, Antje, Paul), IN2P3(Nicolous), Sara(), Triumf(), BNL(), NDGF(), PIC(Gerard), GridKa(Doris), Fermi(), CERN()

Agenda

(see box on the other side)

Site reports

PIC

Production system

Update next Thursday 1.9.12-8 released. Problems with PNFS. Gerd provided RC version.

Waiting on the release of 1.9.12-8.

GridKa

Everything is fine. No problems ..

IN2P3

Everything is OK. Quiet at the moment.

Pool-to-pool transfers

Sometimes we have a problem (esp. CMS) many jobs finish at exactly at the same time.

Because the cost calculation

All transfers on the same pool: pool-2-pool transfers, that also

1.9.5-25.

PIC see activity but it's not really a problem.

When 95% for percentile cost-cut.

Possible Space-Manager

maxNumberOfPool2PoolCopies

500

Works on a single file?

rcSetSameCostCopy

best-effort ?

rc retry same host.

Support tickets for discussion

[Items are added here automagically]

DTNM

Same time, next week.