COMPARISON.md

Comparing heim to other crates

This page provides an opinionated comparison between heim and other Rust crates with the similar functionality.
Primary goals are to understand what pieces are missing in heim and to help users choose the crate suitable for their needs.

If you think that the results here are wrong or outdated, feel free to create an issue or send a message in the chat.

Crates used

• heim = "0.0.7"
• psutil = "1.7.0"
• sysinfo = "0.15.10"
• sys-info = "0.5.7"
• systemstat = "0.1.4"

Basics

	heim	psutil	sysinfo	sys-info	systemstat
Pure Rust	✓	✓	✓	✗	✓
Execution flow	async	sync	sync	sync	sync
License	Apache 2.0 / MIT	MIT	MIT	MIT	Unlicense

Supported platforms

	heim	psutil	sysinfo	sys-info	systemstat
Linux	✓	✓	✓	✓	✓
macOS	✓	✗	✓	✓	✓
iOS	✗	✗	✓	✗	✗
Windows	✓	✗	✓	✓	✓
FreeBSD	✗	✗	✗	✗	✓
OpenBSD	✗	✗	✗	✗	✓
Android	✗	✗	✓	✗	✗

CPU information

	heim	psutil	sysinfo	sys-info	systemstat
logical count	✓	✓	✓	✓	✗
physical count	✓	✓	✓	✗	✗
frequency	✓	✗	✓	✓	✗
time	✓	✓	✗	✗	✓
stats (*)	✓	✗	✗	✗	✗

(*): "stats" here refers to the information about context switches or interrupt amounts.

Disks information

	heim	psutil	sysinfo	sys-info	systemstat
usage	✓	✓	✓	✓	✓
partitions	✓	✓	✓	✗	✓
IO counters	✓	✓	✗	✗	✓

Host information

	heim	psutil	sysinfo	sys-info	systemstat
uptime	✓	✓	✓	✗	✓
boot time	✗	✗	✓	✓	✓
load average	✗	✓	✓	✓	✓
OS name	✓	✗	✓	✓	✗
OS version	✓	✗	✓	✓	✗
kernel version	✗	✗	✓	✗	✗
hostname	✓	✗	✓	✓	✗
users	✓	✗	✓	✗	✗

Memory information

	heim	psutil	sysinfo	sys-info	systemstat
memory	✓	✓	✓	✓	✓
swap	✓	✓	✓	✓	✓

Network information

	heim	psutil	sysinfo	sys-info	systemstat
NIC info	✓	✗	✓	✗	✓
IO counters	✓	✓	✓	✗	✓
connections	✗	✗	✗	✗	✗

Processes information

	heim	psutil	sysinfo	sys-info	systemstat
pids	✓	✓	✓	✗	✗
pid_exists	✓	✓	✓	✗	✗
processes	✓	✓	✓	✗	✗
process disk usage	✗	✗	✓	✗	✗

Sensors information

	heim	psutil	sysinfo	sys-info	systemstat
temperatures	✗	✗	✓	✗	✓
fans	✗	✗	✗	✗	✗