macOS
brew install stress-nglocal Homebrew formula metadata
sudo port install stress-ngMacPorts ports tree · benchmarks/stress-ng/Portfile · source: api.github.com
brew
Stress test a computer system in various selectable ways. Version 0.21.03 via Homebrew; verified 2026-06-12.
install
brew install stress-nglocal Homebrew formula metadata
sudo port install stress-ngMacPorts ports tree · benchmarks/stress-ng/Portfile · source: api.github.com
sudo apk add stress-ngAlpine Linux edge package indexes · stress-ng · source: dl-cdn.alpinelinux.org
sudo apt install stress-ngDebian stable package indexes · stress-ng · source: deb.debian.org
sudo dnf install stress-ngFedora Rawhide package metadata · stress-ng · source: dl.fedoraproject.org
nix profile install nixpkgs#stress-ngnixpkgs package indexes · pkgs/by-name/st/stress-ng/package.nix · source: api.github.com
sudo pacman -S stress-ngArch Linux sync databases · stress-ng · source: geo.mirror.pkgbuild.com
sudo zypper install stress-ngopenSUSE Tumbleweed package metadata · stress-ng · source: download.opensuse.org
overview
Stress test a computer system in various selectable ways
history
stress-ng is a broad system stress and kernel-exercising CLI descended in spirit from the older `stress` utility but expanded into hundreds of targeted stressors for CPUs, memory, filesystems, kernel interfaces, and hardware behavior.
The in-tree Debian changelog records stress-ng 0.01.00 on 2013-10-15 as the initial version by Colin King. The upstream README describes stress-ng as the upstream project repository and says it was designed to exercise physical subsystems and operating-system kernel interfaces.
The project name means stress next generation, and the README now describes a large test surface: hundreds of stress tests, CPU-specific tests, virtual-memory tests, filesystem tests, and memory/cache tests. That growth changed it from a simple load generator into a toolkit for provoking kernel, platform, and hardware edge cases.
stress-ng is distributed across many Unix-like package managers in the supplied package facts, including apk, Homebrew, Debian, Fedora/dnf, MacPorts, Nix, pacman, Ubuntu, and zypper. Its README also points Ubuntu users to a project PPA for recent versions.
Its official Ubuntu wiki page is maintained as a kernel reference and quick-start guide, which reflects how the tool moved from a standalone utility into common kernel, distro, and hardware validation workflows.
Common package-manager usage is installing `stress-ng` and running one or more named stressors with a timeout, such as CPU matrix work, scheduler classes, memory pressure, filesystem operations, or perf/metrics reporting. The Ubuntu guide emphasizes caution because the tests can heat hardware and cause heavy thrashing.
The README warns that stress-ng can measure throughput rates but is not intended as a precise benchmark suite. In package culture, that distinction matters: it is for reproducing stress and finding failures, not for publishing synthetic leaderboard numbers.
stress-ng is beloved by system-package people because it is small to install, scriptable, broad in coverage, and useful immediately after a kernel, libc, compiler, VM, or hardware change.
For maintainers, it is also a packaging canary: if a platform port, sandbox, container, scheduler, filesystem, or architecture behaves oddly under stress-ng, there is probably a real bug worth chasing.
security posture
narrow executable package without higher-risk signals.
green risk · low confidence · appliance
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
stress-ng | cli | global executable |
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.
https://github.com/ColinIanKing/stress-ng
install metadata
| Package key | brew:stress-ng |
|---|---|
| Version | 0.21.03 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/stress-ng |
| Homepage | https://wiki.ubuntu.com/Kernel/Reference/stress-ng |
| Repository | https://github.com/ColinIanKing/stress-ng |
| Upstream docs | https://github.com/ColinIanKing/stress-ng#readme |
| License | GPL-2.0-or-later |
| Source archive | https://github.com/ColinIanKing/stress-ng/archive/refs/tags/V0.21.03.tar.gz |
| Last updated | 2026-06-12T12:52:25Z |
| Pulse | updated |
| Uses from macOS | libxcrypt |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
registry facts
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | stress-ng |
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
source database matches
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
stress-ng 0.19.02-1
tool to load and stress a computer
https://github.com/ColinIanKing/stress-ng
sudo apt install stress-ngstress-ng
nix profile install nixpkgs#stress-ngstress-ng 0.17.06-1build1
tool to load and stress a computer
https://github.com/ColinIanKing/stress-ng
sudo apt install stress-ngstress-ng 0.21.02-r0
stress-ng will stress test a computer system in various selectable ways
https://github.com/ColinIanKing/stress-ng
sudo apk add stress-ngstress-ng-bash-completion 0.21.02-r0
Bash completions for stress-ng
https://github.com/ColinIanKing/stress-ng
sudo apk add stress-ng-bash-completionstress-ng-doc 0.21.02-r0
stress-ng will stress test a computer system in various selectable ways (documentation)
https://github.com/ColinIanKing/stress-ng
sudo apk add stress-ng-docstress-ng 0.21.01-1.fc45
Stress test a computer system in various ways
https://github.com/ColinIanKing/stress-ng
sudo dnf install stress-ngstress-ng 0.21.02-1
Software to stress test a computer system in various selectable ways
https://github.com/ColinIanKing/stress-ng
sudo pacman -S stress-ngstress-ng 0.21.02-1.1
Tool to load and stress a computer
https://github.com/ColinIanKing/stress-ng
sudo zypper install stress-ngstress-ng-bash-completion 0.21.02-1.1
Bash Completion for stress-ng
https://github.com/ColinIanKing/stress-ng
sudo zypper install stress-ng-bash-completionstress-ng
sudo port install stress-ngsource trail
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