---
name: "hist2workspace"
section: "1"
platform: "linux"
package: "root"
version: "6.40.04-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/hist2workspace"
---

# hist2workspace(1)

## SYNOPSIS

usage: hist2workspace \[-h\] \[-v\] \[-vv\] \[-disable\_binned\_fit\_optimization\]

## DESCRIPTION

hist2workspace is a utility to create RooFit/RooStats workspace from histograms

## OPTIONS

- \-h

  show this help message and exit

- \-v

  switch HistFactory message stream to INFO level

- \-vv

  switch HistFactory message stream to DEBUG level

- \-disable\_binned\_fit\_optimization

  disable the binned fit optimization used in HistFactory since ROOT 6.28