wiki:PreparationMeeting6th
Last modified 6 years ago Last modified on 03/20/12 16:05:24

Familiy Meeting Januar 24, 2012

dCache installation workshop

Introduction ( 1/4 h )

  • 'release notes' of previous 12 months
  • FHS mentioning
  • IT HIT mentioning
  • New dCache license AGPL (implications)
  • New Media (Customer information services)
    • Twitter
    • RSS Feed
    • Google Plus
    • User Forum, announcements should be made available on static web pages
  • Release policy for next 12 month.

Improved File (re)distribution ( 1 hours , Gerd )

  • High level view
  • Introduction of mechanisms/algorithms
  • News on the migration module for file reshuffling

gPlazma2 ( 1 h - 1.5 h )

  • Theory
    • Why gPlamza2
    • High level design
    • How about ARGUS
    • Configuration files and things
  • Hands-on migration to gPlazma 2
    • default setup
    • complicated setup with GRID plus individual users
      • vo-role-mapping
      • kpwd or NIS

Protocols

  • pNFS ( 1.5 - 2.0 hours )
    • Complete server/client installation procedure including Kerberos and LDAP
      • All on authentication and authorization
    • Hands-on (maybe together with gPlazma)(Oleg)
      • Andreas : Kerberos preparation
    • Some words on x509 and pNFS
  • xrootd ( 1/4 hours )
    • What's new in dcache : enableing xrootd redirector
  • WebDAV ( 1/4 hours )
    • Basic authentication
    • IT-Hit imbedded WebDAV client in broswer
    • Authenticate against KDC

Black Magic ( 1 - 1.5 hours )

  • Postgres (Sergey)
    • Postgres tuning (How to run in-memory, Postgres profiling)
    • Postgres backup
    • Postgres high availability
  • File system tuning (Christoph)
    • Blocksizes and scheduler
    • Present possible configurations of FS's (xfs, ext4 blah blah)

Bits and Pieces ( 0.5 )

  • Instructions on how to migrate to FHS (dCache no longer root) (Christoph)
  • New web administaration interface (Tanja)

Related Topics and reports ( 1 hours )

  • PIC : on Nagios probes
  • LMU : distribution of files based on billing DB
  • DESY : Birgit report on DESY Photon science
  • Wuppertal : Sergey on virtualization of biling DB
  • Paul: WLCG Teg working group results

The usual Promises ( 1/4 hours )

  • 3 Tier
  • HDFS, GPFS
TitleMinMax
Introduction 1/4 1/4
Improved File (re)distribution 1 1
gPlazma2 1 1.5
Protocols 2 2.5
Black Magic 1 1.5
Bits and Pieces 0.5 0.5
Related Topics and reports 1 1
The usual Promises 1/4 1/4