Changes between Version 9 and Version 10 of db/HardwareModel


Ignore:
Timestamp:
06/09/2009 09:13:47 AM (10 years ago)
Author:
ktl
Comment:

Entered information from Chris Cribbs. Fixed units typo for Eee memory bandwidth.

Legend:

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  • db/HardwareModel

    v9 v10  
    1414The "Today (GW)" numbers in the table below are based on the !GrayWulf configuration.  The "Today (eee)" numbers are based on an Asus eee PC with SSD, which may be able to provide similar performance at lower cost and lower power consumption.  Both use numbers from Alex Szalay. 
    1515 
    16 || '''Parameter''' || '''Unit''' || '''Today (GW)''' || '''Today (eee)''' || '''DC4''' || '''DR1''' || '''DR11''' || 
    17 || Sustained bandwidth from disk to 1 core || MB/s || 180 || 100 || ? || ? || ? || 
    18 || Sustained disk bandwidth from 1 spindle || MB/s || 50 || 200 || ? || ? || ? || 
    19 || Sustained bandwidth from disks to 1 controller || MB/s || 720 || 200 || ? || ? || ? || 
    20 || Sustained bandwidth to/from memory on 1 box || GB/s || 2.88 || > 400 || ? || ? || ? || 
    21 || Disks that can be attached to 1 box || disks || 30 || 1 || ? || ? || ? || 
    22 || Disk size for 1 (cheap) spindle || GB || 750 || 256 || ? || ? || ? || 
    23 || Maximum random I/O rate for 1 spindle || IO/s || 30 || 180 || ? || ? || ? || 
    24 || Memory per box || GB || > 8 || > 1 || ? || ? || ? || 
    25 || Number of cores per box || cores || 8 || 2 || ? || ? || ? || 
     16|| '''Parameter''' || '''Unit''' || '''Today (GW)''' || '''Today (eee)''' || '''DC4 (2011)''' || '''DR1 (2016)''' || '''DR11 (2026)''' || 
     17|| Sustained bandwidth from disk to 1 core || MB/s || 180 || 100 || ? || 500 || 1800 || 
     18|| Sustained disk bandwidth from 1 spindle || MB/s || 50 || 200 || ? || 500 || 1800 || 
     19|| Sustained bandwidth from disks to 1 controller || MB/s || 720 || 200 || ? || 1200 || 2600 || 
     20|| Sustained bandwidth to/from memory on 1 box || GB/s || 2.88 || > 0.4 || ? || 5 || 24 || 
     21|| Disks that can be attached to 1 box || disks || 30 || 1 || ? || 120 || 1000 || 
     22|| Disk size for 1 (cheap) spindle || GB || 750 || 256 || ? || 2000 || 64000 || 
     23|| Maximum random I/O rate for 1 spindle || IO/s || 30 || 180 || ? || 256 || 2048 || 
     24|| Memory per box || GB || > 8 || > 1 || ? || 64 || 2048 || 
     25|| Number of cores per box || cores || 8 || 2 || ? || 16 || 512 ||