The FibreChannel Project at the CCIN2P3

1
The tests ...
Configuration
3490E
SCSI
FC
9840
IBM F50
FC
SUN U60
9840
2
The tests ...
Configuration
3490E
SCSI
9840
IBM F50
Switch FC
SUN U60
9840
3
The tests ...

• Verification of closure of data paths
• Stability on heavy load
• Adaptation of libTapeIO library
• Test of main applications (TSM, XTAGE/TACOS)

4
The tests ...
Up to 80 MB/sc 1 drive 34.7 MB/sec 2
drives 31.1 MB/sec x 2 62.2 MB/sec 3 drives
26.5 MB/sec x 3 79.6 MB/sec 4 drives 19.8
MB/sec x 4 79.2 MB/sec
S
Switch
Server
5

• Perspectives ...

6
xtageread
RFIO
7
xtagewrite
RFIO
HPSS/AFS
8
xtageread
9
xtagewrite
RFIO
HPSS/AFS
10
Conclusions ...

• FC technology has helped the IN2P3
• Sharing drives
• Improving performance
• Integrating heterogeneous environments
• Results are as we had expected
• IN2P3 will continue using FC in the medium term
  (at least)

11
Hector DUQUE, Rolf RUMLER duque_at_in2p3.fr,
rumler_at_in2p3.fr HEPIX, Orsay, April 2001