sf_daq_buffer

Prof of concept for the SF DAQ detector needs.

Useful links

• Hyperslab selection https://support.hdfgroup.org/HDF5/Tutor/phypecont.html
• Intro to lock free programming https://preshing.com/20120612/an-introduction-to-lock-free-programming/
• POSIX compliant write order test on GPFS https://svn.hdfgroup.org/hdf5/branches/hdf5_1_10_0/test/POSIX_Order_Write_Test_Report.pdf
• Best Practice Guide - Parallel I/O https://prace-ri.eu/wp-content/uploads/Best-Practice-Guide_Parallel-IO.pdf
• MPI-IO/GPFS, an Optimized Implementationof MPI-IO on top of GPFS https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=1592834
• JSON library benchmarks https://github.com/miloyip/nativejson-benchmark
• Tuning CPU scheduler for reducing latency https://www.scylladb.com/2016/06/10/read-latency-and-scylla-jmx-process/
• Low latency 10Gbps Ethernet https://blog.cloudflare.com/how-to-achieve-low-latency/

Build

In order to compile you will need to install:

• devtoolset-8
• cmake3
• zeromq-devel
• hdf5-devel

Procedure:

• mkdir build
• cd build
• cmake3 ..
• make