CDT/MSc cluster networking - at November 2017

At 14.11.2017:

       +--------- cdt0 ---------+        +--------- cdt1 ---------+
       |                        |        |                        |
       | (not used)   SFP+ DA   |        | (not used)   SFP+ DA   |
       | ..........  +--------+ |        | ..........  +--------+ |
       | . A1  A2 .  | B1  B2 | |        | . A1  A2 .  | B1  B2 | |
       | ..........  +--+---+-+ |        | ..........  +--+---+-+ |
       +----------------|---|---+        +----------------|---|---+
                        |   |                             |   |
       atc0/E6 <--------+   |            atc1/E6 <--------+   |
   Max In:  292.93MBytes/s  |        Max In:  184.97MBytes/s  |
            (23.43%)        |                 (14.80%)        |
   Max Out: 232.22MBytes/s  |        Max Out: 304.45MBytes/s  |
            (18.58%)        |                 (24.36%)        |
                            |                                 |
    +-----------------------+         +-----------------------+
    |                                 |
    |  +--------- msc0 ---------+     |  +--------- msc1 ---------+
    |  |                        |     |  |                        |
    |  | (not used)    DA  DA   |     |  | (not used)    DA  DA   |
    |  | ..........  +--------+ |     |  | ..........  +--------+ |
    |  | . A1  A2 .  | B1  B2 | |     |  | . A1  A2 .  | B1  B2 | |
    |  | ..........  +--+---+-+ |     |  | ..........  +--+---+-+ |
    |  +----------------|---|---+     |  +----------------|---|---+
    |                   |   |         |                   |   |
    |                   |   +---------)-------------------)---+         
    |                   |             |                   |
    +-------------------+             +-------------------+   
   Max In:  162.54MBytes/s           Max In:  115.48MBytes/s
            (13.00%)                          (9.24%)
   Max Out: 143.64MBytes/s           Max Out: 96.61MBytes/s 
            (11.49%)                          (7.73%)

Notes:

1. All switches are HP ProCurve/Aruba 2920s
2. All links shown are 10Gb/s
3. All figures are 'Yearly 5-minute maxima to Tuesday November 14 2017'; for full statistics, see:
   • cdt0/B1: http://netmonat.inf.ed.ac.uk/cgi-bin/cdt0_B1+E+T.cgi
   • cdt1/B1: http://netmonat.inf.ed.ac.uk/cgi-bin/cdt1_B1+E+T.cgi
   • msc0/B1: http://netmonat.inf.ed.ac.uk/cgi-bin/msc0_B1+E+T.cgi
   • msc1/B1: http://netmonat.inf.ed.ac.uk/cgi-bin/msc1_B1+E+T.cgi

-- IanDurkacz - 14 Nov 2017