WARNING: This web is not used anymore. Please use PDBService.PDBNumbers instead!

PDB Numbers

Some numbers related to Physics DB services at CERN.

Service Configuration Numbers


Service component Value Comment
CPU 450 CPU cores most production on dual-CPU quad core servers
RAM 900 GB most production servers with 16GB RAM
Storage 2000 Disks SATA disks in FC array controllers
Storage 550 TB raw capacity
Fiber Channel 640 fiber cables 40 16-port FC switch
Ethernet 400 Ethernet cables 1xGbps Ethernet

Production DB Numbers

Service component Value Comment
Databases (application schemata) ~1000 schemata production (users's) schemata  
Number of tables and indexes 364286 segments production (users') schemata
Space used 14.7 TB production (users') deployed schemata
Largest table: N# rows 4.05 billion rows non-partitioned index organized table (compass DST)

Last updated 10-11-2008, L.C.

Edit | Attach | Watch | Print version | History: r4 < r3 < r2 < r1 | Backlinks | Raw View | WYSIWYG | More topic actions
Topic revision: r4 - 2008-11-10 - LucaCanali
    • Cern Search Icon Cern Search
    • TWiki Search Icon TWiki Search
    • Google Search Icon Google Search

    PSSGroup All webs login

This site is powered by the TWiki collaboration platform Powered by PerlCopyright & 2008-2023 by the contributing authors. All material on this collaboration platform is the property of the contributing authors.
or Ideas, requests, problems regarding TWiki? use Discourse or Send feedback