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go-hep/hep
Replace `golang.org/x/exp/rand` with `math/rand/v2`

We have upgraded our minimum Go version to 1.23 in PR https://github.com/go-hep/hep/pull/1016. Go 1.22 introduces the new math/rand/v2 package ^1, which is intended to replace golang.org/x/exp/rand as ...
  • Juneezee
  • 1
  • Opened 
    on Dec 13, 2024
  • #1025

go-hep/hep
groot: low CPU utilization, from vars decoded in the main `rtree.Reader.Read` goroutine

When running a trivial event loop (i.e. just return nil for every event, without doing any real work), I ve noticed that my CPU utilization is fairly low (only about 230% on average, on a 4 core / 8 hyperthread ...
  • bburghgr
  • 3
  • Opened 
    on Nov 11, 2024
  • #1020

go-hep/hep
groot: question about mmap use / large RSS

Forgive me if this is a stupid question, but what is the motivation for using mmap in groot/riofs to read files, instead of just a plain os.Open? A side effect of using mmap is that the resident set size ...
  • bburghgr
  • 6
  • Opened 
    on Nov 8, 2024
  • #1019

go-hep/hep
Xrootd

Why is there no method in xrootd for the server to accept locate requests
  • TDCBQ
  • 1
  • Opened 
    on May 29, 2024
  • #1014

go-hep/hep
distributed use cases?

Hi! I m looking for a go framework to run experiments on an HPC cluster, and I m wondering if any of your simulations are amenable to that? Basically I can have a set of connected nodes and (if the library ...
  • vsoch
  • 3
  • Opened 
    on Mar 16, 2024
  • #1010

go-hep/hep
groot/rhist: consider adding JSON serialization for TH{1,2}x

this is a follow-up from https://github.com/go-hep/hep/issues/982. We should consider providing JSON serialization of TH{1,2}x, compatible with the ROOT one.
groot
  • sbinet
  • Opened 
    on Sep 6, 2023
  • #991

go-hep/hep
groot: handle files produced by mt-G4

as reported in https://root-forum.cern.ch/t/root2csv-segmentation-fault-for-geant4-merged-root-file/56052 we should be able to read back the files created by Geant4 in multithreaded mode: // Merge Multi-threaded ...
groot
  • sbinet
  • Opened 
    on Sep 6, 2023
  • #989

go-hep/hep
hplot: consider adding a JSON backend for hplot.Save

this is a follow-up from https://github.com/go-hep/hep/issues/982. we could consider adding a JSON backend to hplot.Save, that is: p := hplot.New() p.Title.Text = Title p.X.Label.Text = X p.Y.Label.Text ...
feature
hplot
  • sbinet
  • 4
  • Opened 
    on Sep 5, 2023
  • #986

go-hep/hep
groot: finding child object (multilevel TDirectory) in a ROOT file and conversion of plots to JSON

I have 2 questions which are related with each other. I have a local root file, let s say dqm.root, and it includes so many objects/plots. Q-1 How can I get the object using goroot? In PyROOT, we can ...
  • mrceyhun
  • 5
  • Opened 
    on Aug 11, 2023
  • #982

go-hep/hep
correctionlib: consider adding a package for applying corrections

something (ideally) compatible with: - https://cms-nanoaod.github.io/correctionlib/ - https://indico.cern.ch/event/1205685/contributions/5071206/attachments/2521011/4334849/ncsmith-amg-correctionlib.pdf ...
enhancement
feature
help wanted
proposal
  • sbinet
  • Opened 
    on Oct 4, 2022
  • #966
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