FDR5 Cluster

  • 92 homogeneous worker nodes(2208 CPU cores) are available in FDR5.

The Specifications per nodes:

  • CPU Model: Intel(R) Xeon(R) CPU E5-2650 v4 @ 2.20GHz
  • CPU Number: 24 (12 Core per socket, 2 sockets)
  • Memory Size: 125 GB
  • Disk Space: 1.8 TB

System Topography

  • The system scheme could be found in Figure. 1. The network connection is majorly in 10G ethernet.
    Image not found
    System Topology

Software Repositories (same in DiCOS clusters)

/cvmfs/cvmfs.grid.sinica.edu.tw/

Ceph File System

/ceph/sharedfs/groups/<groupname>
/ceph/sharedfs/users/<initial>/<username>
(/ceph/astro_phys/ is for AstroPhysics group)

User Interface for job management and data access

ssh <dicos account>@condor-ui01.twgrid.org

User working directories

User Home

It's your home directory in UI. Data access is be limited with NFS system 10Gb/s.

/dicos_ui_home/<your dicos account>/

Ceph User Working Directory

Strongly recommended for its high performance of data access for inputs/outputs. Please follow the first letter order to find your Ceph working directory. For example, username 'jack' will be in /ceph/sharedfs/users/j/jack.

/ceph/sharedfs/users/<initial>/<your dicos account>
(etc, for user "jack" /ceph/sharedfs/users/j/jack)

Condor Queue Policy

  • Below is our current configuration of partitions
    a.jpg
    Condor JobFlavour (queue) policy

This article was last modified 2 months, 3 weeks ago by Mike Yang.