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[Companion] Bound Election and Staking by MaxActiveValidators (#6157)

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* add maximum winners to multi phase election provider

* fallback to noelection

* fmt

* missing values

* convert boundedvec to inner before sort

* dont clone

* pr feedback

* update lockfile for {"substrate"}

* run onchain election on westend benchmark

Co-authored-by: parity-processbot <>
This commit is contained in:
Ankan
2022-11-09 12:00:03 +01:00
committed by GitHub
parent 6d7f33e612
commit a3fefccbeb
6 changed files with 252 additions and 246 deletions
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polkadot/utils/staking-miner/src/emergency_solution.rs
+9 -7
View File
@@ -36,21 +36,23 @@ macro_rules! emergency_solution_cmd_for { ($runtime:ident) => { paste::paste! {
log::info!(target: LOG_TARGET, "mined solution with {:?}", &raw_solution.score);
let mut ready_solution = EPM::Pallet::<Runtime>::feasibility_check(raw_solution, EPM::ElectionCompute::Signed)?;
let ready_solution = EPM::Pallet::<Runtime>::feasibility_check(raw_solution, EPM::ElectionCompute::Signed)?;
let encoded_size = ready_solution.encoded_size();
let score = ready_solution.score;
let mut supports = ready_solution.supports.into_inner();
// maybe truncate.
if let Some(take) = config.take {
log::info!(target: LOG_TARGET, "truncating {} winners to {}", ready_solution.supports.len(), take);
ready_solution.supports.sort_unstable_by_key(|(_, s)| s.total);
ready_solution.supports.truncate(take);
log::info!(target: LOG_TARGET, "truncating {} winners to {}", supports.len(), take);
supports.sort_unstable_by_key(|(_, s)| s.total);
supports.truncate(take);
}
// write to file and stdout.
let encoded_support = ready_solution.supports.encode();
let encoded_support = supports.encode();
let mut supports_file = std::fs::File::create("solution.supports.bin")?;
supports_file.write_all(&encoded_support)?;
log::info!(target: LOG_TARGET, "ReadySolution: size {:?} / score = {:?}", ready_solution.encoded_size(), ready_solution.score);
log::info!(target: LOG_TARGET, "ReadySolution: size {:?} / score = {:?}", encoded_size, score);
log::trace!(target: LOG_TARGET, "Supports: {}", sp_core::hexdisplay::HexDisplay::from(&encoded_support));
Ok(())