mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-04-26 13:27:57 +00:00
Chris Sosnin
76 lines
2.6 KiB
Rust
76 lines
2.6 KiB
Rust
// Copyright 2017-2021 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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// Polkadot is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Polkadot is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
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use log::info;
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use polkadot_node_core_pvf::sp_maybe_compressed_blob;
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use polkadot_performance_test::{
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measure_erasure_coding, measure_pvf_prepare, PerfCheckError, ERASURE_CODING_N_VALIDATORS,
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ERASURE_CODING_TIME_LIMIT, PVF_PREPARE_TIME_LIMIT, VALIDATION_CODE_BOMB_LIMIT,
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};
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use std::time::Duration;
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pub fn host_perf_check() -> Result<(), PerfCheckError> {
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let pvf_prepare_time_limit = time_limit_from_baseline(PVF_PREPARE_TIME_LIMIT);
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let erasure_coding_time_limit = time_limit_from_baseline(ERASURE_CODING_TIME_LIMIT);
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let wasm_code =
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polkadot_performance_test::WASM_BINARY.ok_or(PerfCheckError::WasmBinaryMissing)?;
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// Decompress the code before running checks.
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let code = sp_maybe_compressed_blob::decompress(wasm_code, VALIDATION_CODE_BOMB_LIMIT)
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.or(Err(PerfCheckError::CodeDecompressionFailed))?;
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info!("Running the performance checks...");
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perf_check("PVF-prepare", pvf_prepare_time_limit, || measure_pvf_prepare(code.as_ref()))?;
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perf_check("Erasure-coding", erasure_coding_time_limit, || {
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measure_erasure_coding(ERASURE_CODING_N_VALIDATORS, code.as_ref())
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})?;
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Ok(())
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}
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/// Returns a no-warning threshold for the given time limit.
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fn green_threshold(duration: Duration) -> Duration {
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duration * 4 / 5
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}
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/// Returns an extended time limit to be used for the actual check.
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fn time_limit_from_baseline(duration: Duration) -> Duration {
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duration * 3 / 2
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}
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fn perf_check(
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test_name: &str,
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time_limit: Duration,
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test: impl Fn() -> Result<Duration, PerfCheckError>,
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) -> Result<(), PerfCheckError> {
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let elapsed = test()?;
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if elapsed < green_threshold(time_limit) {
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info!("🟢 {} performance check passed, elapsed: {:?}", test_name, elapsed);
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Ok(())
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} else if elapsed <= time_limit {
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info!(
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"🟡 {} performance check passed, {:?} limit almost exceeded, elapsed: {:?}",
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test_name, time_limit, elapsed
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);
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Ok(())
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} else {
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Err(PerfCheckError::TimeOut { elapsed, limit: time_limit })
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}
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}
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