wiki:tier-one-meeting-20160726
Last modified 3 years ago Last modified on 07/26/16 15:03:34

dCache Tier I meeting MONTH DATE, 2013

[part of a series of meetings]

Present

dCache.org(Tigran, Paul), IN2P3(), Sara(), Triumf(), BNL(), NDGF(), PIC(Marc), KIT(Xavier), Fermi(), CERN()

Agenda

(see box on the other side)

Site reports

KIT

Problem with network equipment; e.g., xrootd doors for LHCb, when the problem

could of the pools dropped of the network. The xrootd door spammed ~60 GiB in a few hours.

compressed to 150 MiB

That is with 2.13.9.

Xavier to send a few sample lines once ticket: seems to be "Hop count exceeds 30".

email problems

Email was sent this morning at 09:04.

xrootd and closed files

issues with ATLAS and xrootd, might be related with network issues.

Frequent error; client closed the connection to the file without.

For 2--3 files, this was such a big error the xrootd door started to spam the log file. After this time, it recovered.

Xavier to send details once the issue with the ticketing system is fixed.

SQL for removing tags

Migration to 2.16 instance today, after this Tigran will have time to investigate this.

Nearline SPI

Still not working; Tigran checked, should be fine now. He's sending a link pointing to the documentation as part of the existing support ticket.

PIC

Upgrade to 2.13.35 in order to solve the NFS issue. After this everything is working well.

Upgrade production to 2.16 in November/December?.

One pool had a problem. Directory /var/lib/dcache "dcache status" was failing line

Support tickets for discussion

[Items are added here automagically]

DTNM

Same time, next week.