macOS
Homebrewverified · 100%
brew install pmixlocal Homebrew formula metadata
brew / rank 643
Install pmix with Homebrew, dnf, Nix, zypper, apt, pacman
Process Management Interface for HPC environments. Version 6.1.0 via Homebrew; verified 2026-09-10. Also installable with debian: sudo apt install libpmix-bin.
install
Additional install commands
Linux
Fedora dnfverified · 92%
sudo dnf install pmixFedora Rawhide package metadata · pmix · source: dl.fedoraproject.org
Nixverified · 92%
nix profile install nixpkgs#pmixnixpkgs package indexes · pkgs/by-name/pm/pmix/package.nix · source: api.github.com
openSUSE zypperverified · 92%
sudo zypper install pmixopenSUSE Tumbleweed package metadata · pmix · source: download.opensuse.org
Debian aptverified · 92%
sudo apt install libpmix-binDebian stable package indexes · libpmix-bin · source: deb.debian.org
Arch Linux pacmanverified · 92%
sudo pacman -S openpmixArch Linux sync databases · openpmix · source: geo.mirror.pkgbuild.com
overview
Package summary
Process Management Interface for HPC environments
Project links
Commands and aliases
- palloc
- pattrs
- pctrl
- pevent
- plookup
- pmix_info
- pmixcc
- pps
- pquery
history
Project history and usage
PMIx, the Process Management Interface for Exascale, is a standalone client/server library and standard-facing reference implementation for communication among HPC applications, tools, launchers, resource managers, and schedulers.
Project history
The earlier PMI interfaces from MPICH exchanged process wire-up information, but exascale-scale launches exposed limitations in PMI-1 and PMI-2. PMIx extended that model to support rapid startup and application-resource-manager interaction at very large scale.
The OpenPMIx library predates the separately maintained PMIx Standard by several years. The official documentation notes that the reference library remains the only implementation of the standard, so the names OpenPMIx and PMIx are commonly used interchangeably.
Adoption history
PMIx was designed for adoption by resource managers, launchers, schedulers, MPI libraries, applications, and HPC tools. The reference implementation includes client and server libraries and preserves compatibility with the older PMI-1 and PMI-2 interfaces.
Open MPI and PRRTE are prominent adopters. Official administration documentation describes PRRTE as the PMIx reference runtime and explains that Open MPI includes matched PMIx and PRRTE components or can be built against external installations.
How it is used
Application and tool developers use PMIx APIs to publish, look up, query, monitor, and exchange process or job information. Host environments embed the PMIx server library and provide policy, launch, and resource-management callbacks.
Administrators and developers inspect the installation with `pmix_info` and tune Modular Component Architecture parameters through environment variables or the documented user and system parameter files.
Why package nerds care
PMIx is package-nerd infrastructure because a seemingly small library package sits at an ABI and runtime boundary between applications, MPI implementations, launchers, resource managers, and cluster schedulers. Compatible PMIx, PRRTE, and Open MPI release pairings matter when constructing HPC environments.
Timeline
- PMI era: MPICH released the PMI-1 and PMI-2 interfaces.
- Exascale initiative: PMIx extended PMI to address launch, wire-up, and management at roughly million-process scale.
- Later: The separate PMIx Standard project followed the reference library.
- Current ecosystem: PMIx is paired closely with PRRTE and integrated into Open MPI.
Related projects
- MPICH supplied the PMI-1 and PMI-2 lineage.
- PRRTE is the reference host environment and runtime for PMIx.
- Open MPI uses PMIx for runtime coordination and ships matched PMIx and PRRTE components.
- The PMIx Standard project specifies the portable interface implemented by OpenPMIx.
Sources
security posture
Risk level: green
narrow executable package without higher-risk signals.
Risk classifier
green risk · low confidence · appliance
Why
- narrow executable package without higher-risk signals
Signals
- metadata:no-higher-risk-signals
Install behavior
- No Homebrew post-install hook is recorded in formula metadata.
- Homebrew bottle metadata is available for 7 platform targets.
- Installs with 2 runtime dependencies.
Recommended review
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
local files
Configuration and credential file locations
These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.
Configuration files
Config paths the tool may read or write during local use.
- Unix
~/.pmix/mca-params.conf$prefix/etc/pmix-mca-params.conf
executables
Installed executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
palloc | cli | global executable | |
pattrs | cli | global executable | |
pctrl | cli | global executable | |
pevent | cli | global executable | |
plookup | cli | global executable | |
pmix_info | cli | global executable | |
pmixcc | cli | global executable | |
pps | cli | global executable | |
pquery | cli | global executable |
freshness
Version and freshness
These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.
page generated2026-11-04
manager version6.1.0
manager updated2026-09-10
local dataok
upstreamnot checked
latest detectednot detected
https://github.com/openpmix/openpmix
- infoNo cached GitHub release or tag data was available.https://github.com/openpmix/openpmixnone confidence
install metadata
Package metadata
| Package key | brew:pmix |
|---|---|
| Version | 6.1.0 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/pmix |
| Homepage | https://openpmix.org/ |
| Repository | https://github.com/openpmix/openpmix |
| Upstream docs | https://openpmix.org/ |
| License | BSD-3-Clause-Open-MPI |
| Source archive | https://github.com/openpmix/openpmix/releases/download/v6.1.0/pmix-6.1.0.tar.bz2 |
| Last updated | 2026-09-10T09:30:27Z |
| Pulse | updated |
| Dependencies | hwloc, libevent |
| Bottle | available (on arm64_golden_gate, arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
registry facts
Source database details
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | pmix |
| Version Scheme | 0 |
| Revision | 0 |
| Head Version | HEAD |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
source database matches
Other package-manager records
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
Debian apt95%
libpmix-bin 5.0.7-1
Process Management Interface (Exascale) library - tools
sudo apt install libpmix-bin- Section: net
- Architecture: amd64
- Source Package: pmix
- 2 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Pmix
Debian apt95%
libpmix-dev 5.0.7-1
Development files for the PMI Exascale library
sudo apt install libpmix-dev- Section: libdevel
- Architecture: amd64
- Source Package: pmix
- 5 dependencies
- normalized package name match
- Matched by: Pmix
Debian apt95%
libpmix2t64 5.0.7-1
Process Management Interface (Exascale) library
sudo apt install libpmix2t64- Section: libs
- Architecture: amd64
- Source Package: pmix
- 7 dependencies
- 1 provides
- normalized package name match
- Matched by: Pmix
Debian apt95%
python3-pmix 5.0.7-1
Process Management Interface (Exascale) library - Python wrapper
sudo apt install python3-pmix- Section: net
- Architecture: amd64
- Source Package: pmix
- 3 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Pmix
Nix95%
pmix
nix profile install nixpkgs#pmix- normalized package name match
- Matched by: Pmix
Ubuntu apt95%
libpmix-bin 5.0.1-4.1build1
Process Management Interface (Exascale) library - tools
sudo apt install libpmix-bin- Section: universe/net
- Architecture: amd64
- Source Package: pmix
- 2 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Pmix
Ubuntu apt95%
libpmix-dev 5.0.1-4.1build1
Development files for the PMI Exascale library
sudo apt install libpmix-dev- Section: universe/libdevel
- Architecture: amd64
- Source Package: pmix
- 4 dependencies
- normalized package name match
- Matched by: Pmix
Ubuntu apt95%
libpmix2t64 5.0.1-4.1build1
Process Management Interface (Exascale) library
sudo apt install libpmix2t64- Section: universe/libs
- Architecture: amd64
- Source Package: pmix
- 7 dependencies
- 1 provides
- normalized package name match
- Matched by: Pmix
Ubuntu apt95%
python3-pmix 5.0.1-4.1build1
Process Management Interface (Exascale) library - Python wrapper
sudo apt install python3-pmix- Section: universe/net
- Architecture: amd64
- Source Package: pmix
- 3 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Pmix
dnf95%
pmix 5.0.7-4.fc45
Process Management Interface Exascale (PMIx)
sudo dnf install pmix- License: BSD-3-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: pmix
- 8 dependencies
- 3 provides
- normalized package name match
- Matched by: Pmix
dnf95%
pmix-devel 5.0.7-4.fc45
Development files for pmix
sudo dnf install pmix-devel- License: BSD-3-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: pmix
- 4 dependencies
- 2 provides
- normalized package name match
- Matched by: Pmix
dnf95%
pmix-tools 5.0.7-4.fc45
Tools for pmix
sudo dnf install pmix-tools- License: BSD-3-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: pmix
- 4 dependencies
- 1 provides
- normalized package name match
- Matched by: Pmix
pacman95%
openpmix 5.0.11-1
Extended version of the PMI standard
https://github.com/openpmix/openpmix
sudo pacman -S openpmix- License: BSD-3-Clause
- Architecture: x86_64
- 6 dependencies
- 2 provides
- 1 optional deps
- normalized package name match
- Matched by: Pmix
zypper95%
libmca_common_dstore1 3.2.5-2.9
Communication library used by PMI-X
sudo zypper install libmca_common_dstore1- License: BSD-3-Clause
- Category: System/Libraries
- Architecture: x86_64
- Source Package: pmix
- 2 dependencies
- 2 provides
- normalized package name match
- Matched by: Pmix
zypper95%
libpmix2 3.2.5-2.9
PMI-X lib version 1
sudo zypper install libpmix2- License: BSD-3-Clause
- Category: System/Libraries
- Architecture: x86_64
- Source Package: pmix
- 7 dependencies
- 2 provides
- normalized package name match
- Matched by: Pmix
zypper95%
pmix 3.2.5-2.9
Process Management Interface for MPI
sudo zypper install pmix- License: BSD-3-Clause
- Category: Development/Libraries/Parallel
- Architecture: x86_64
- Source Package: pmix
- 2 dependencies
- 1 provides
- normalized package name match
- Matched by: Pmix
source trail
Generated from repository data
This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.
Combined YAML source
View the package source record on GitHub.
Used sources
- Geiger risk classifier
- cross-ecosystem install command graph
- curated configuration and credential file locations
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment
- pkg.so package database
- pkgdb category and tag curation