Cdms workshop

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Notes for the CDMS workshop March 2014

MIDAS general picture

MIDAS general picture

MIDAS web security

File:Web security.svg Web security.png

MIDAS main data path

hardware -> mfe user thread -> ring buffer ->
(compression thread -> ring buffer ->)
mfe main thread -> TCP socket ->
mserver -> event buffer -> event builder thread -> SYSTEM buffer -> 
mlogger -> (ring buffer -> compression thread -> ) data file -> 
lazylogger -> dcache/castor/hadoop/cloud storage

Needs to scale from 0.5GB/0.3GHz/1core PPC on FPGA to 1GB/1GHz/1core 32-bit ARM to 64GB/4GHz/12core 64-bit x86!

MIDAS slow controls paths


MIDAS history paths