Tuesday, May 01, 2007

HEPiX Summary

This week I 'ave mostly been attending Spring HEPiX 2007

I've summarised below some of the things I picked up on from the talks - Both slides and the video streams are available in the DESY Indico system.

Day 1 - Site Reports
LAL
WN's running SL4.4 64 bit with the ability to "fix" a VO to SL3 nodes
Evaluating LUSTRE
Lemon/Quattor for monitoring
Sun Thumper good.

LAPP (French T3)
Use GPFS/Woodcrest Blades (HP)
Cacti / Nagios / Ganglia
Developing own accounting tools for parsing Torque / Maui logs

PSI.ch
FreeNX desktops
SL5 Live CD
v12n - Use VMware / Eval Xen.
Use Lustre (on Cray) and GPFS (Linux clusters)

CASPUR
Mix of systems - IBM P5 / 2*Opteron clusters (Infiniband / Qsnet) / NEC SX6 / HP EV7.
GPFS / AFS / NFS
Xen / VMware
BNL
2*8500 robots using HPSS
Linux farm is big (>4700 CPUs, 1.3PB Local disk)
Nagios / Ganglia / Cacti
Temp Monitors distributed in datacentre - alert to RT Tickets.
Use both RT (helpdesk) and AT (assets) - also linked to OSG Footprints

GSI
OTRS Ticketing
Debian
1U boxes with 16 cores/32G RAM / 4 SATA Hot Swap disks for 8K Euro

RAL
2nd 8500 silo, perhaps with tape-passing interface
CASTOR problems
Disk problems fixed
Network upgraded

GridKa
Procurement via benchmark
How to connect 10GE to storage.

PDSF
HPSS
New Building
Blades

ScotGrid
Hey, We're great.

TRIUMF
Using BGP within the ATLAS network!
In-Row cooling
Dirvish / Amanda backups
Funky Videoconference room

INFN-T1
GPFS
RedEye (DIY) Monitoring System
Disk0Tape1 is CASTOR-2, D1T0 - GPFS / StoRM, D1T1 probably CASTOR-2
Nagios / MRTG / ntop

IN2P3
8500 robot
HPSS

CERN
Magnet issues
Firewall changes (no UDP)
Procurement via benchmark
Clampdown on Skype / p2p
Silent Data corruption
SLC3 support. SLC5 tests.

DESY
New Machine room
Nagios
8500 robot
Request Tracker / Zope

SLAC
Sun BlackBox, Thumpers, 8500


Phew. I'll write up the other days ASAP.

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