Skip to content

Increase the broadcast budget #55

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.

Sign up for GitHub

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

Merged
puddly merged 1 commit into from
Jul 29, 2026
Merged

Increase the broadcast budget #55

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
12 changes: 3 additions & 9 deletions crates/ziggurat-zigbee/src/constants.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -377,17 +377,11 @@ tunables! {

/// Broadcast admission budget: a token bucket shared across traffic classes,
/// mirroring the frame budget above but bounding broadcast *rate*.
///
/// This is the burst capacity: a discrete host action (a button press, a scene)
/// draws from it and goes out immediately, however low the sustained rate is, so
/// responsiveness comes from the burst, not from the rate below.
broadcast_budget_tokens: u8 = 15,
broadcast_budget_tokens: u8 = 40,

/// Time to regenerate one broadcast token; the reciprocal is the sustained
/// admission rate (~0.55/s here). Held just under a stock SiLabs router's ~0.6/s
/// relay budget so the surrounding mesh always keeps headroom to carry our
/// broadcasts.
broadcast_token_refill: Duration = Duration::from_millis(1800),
/// admission rate (~1.48/s here).
broadcast_token_refill: Duration = Duration::from_millis(675),

/// Broadcast tokens only stack-critical broadcasts (route discovery, key updates,
/// leaves, ZDO management) may draw; a host flood can never consume them.
Expand Down