Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Tune stride size for multi-packet receive queues #119

Open
bmerry opened this issue Oct 20, 2020 · 0 comments
Open

Tune stride size for multi-packet receive queues #119

bmerry opened this issue Oct 20, 2020 · 0 comments

Comments

@bmerry
Copy link
Contributor

bmerry commented Oct 20, 2020

It appears that changing the log of the stride size from 6 to 8 (i.e. 64 -> 256 bytes) makes a massive (20%) performance improvement in maximum receive rate on one machine (Epyc 7402P) while slightly reducing performance on another (Xeon E5-2637 v2).

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Projects
None yet
Development

No branches or pull requests

1 participant