Feature Matrix

Discovery	Linux	AIX	Mac OS X	HP-UX	Solaris	Windows	FreeBSD NetBSD	x86	other	notes
PUs	✅	✅	✅	✅	✅	✅	✅	❌	〰️	x86 needs OS help for discovering PUs
NUMA nodes	✅	✅	✅	✅	✅	✅	❌	〰️	❌
Packages	✅	❌	✅	❌	✅	✅	❌	✅	❌
Cores	✅	✅	✅	❌	✅	✅	❌	✅	❌
Caches	✅	〰️	〰️	❌	❌	✅	❌	✅	❌
Distance Groups	✅	❌	❌	❌	✅	❌	❌	❌	❌
I/O	✅	〰️	〰️	〰️	〰️	❌	〰️	❌	〰️	requires libpciaccess. actual locality only on Linux

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CPU Binding	Linux	AIX	HP-UX	Solaris	Windows	FreeBSD	NetBSD
Get Current Process	✅	✅	❌	✅	〰️	✅	✅
Set Current Process	✅	✅	✅	✅	〰️	✅	✅
Get Another Process	✅	✅	❌	✅	〰️	✅	✅
Set Another Process	✅	✅	✅	✅	〰️	✅	✅
Get Current Thread	✅	✅	❌	✅	✅	✅	✅
Set Current Thread	✅	✅	✅	✅	✅	✅	✅
Set Another Thread	✅	✅	❌	❌	✅	✅	✅
Get Another Thread	✅	✅	✅	❌	❌	✅	✅

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Getting current CPU location	Linux	AIX	Windows
Current Process	✅	❌	❌
Another Process	✅	❌	❌
Current Thread	✅	✅	✅