102 lines
2.5 KiB
Rust
102 lines
2.5 KiB
Rust
#![feature(test)]
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extern crate test;
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use {
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log::*,
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solana_program_runtime::{pre_account::PreAccount, timings::ExecuteDetailsTimings},
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solana_sdk::{account::AccountSharedData, pubkey, rent::Rent},
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test::Bencher,
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};
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#[bench]
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fn bench_verify_account_changes_data(bencher: &mut Bencher) {
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solana_logger::setup();
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let owner = pubkey::new_rand();
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let non_owner = pubkey::new_rand();
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let pre = PreAccount::new(
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&pubkey::new_rand(),
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AccountSharedData::new(0, BUFSIZE, &owner),
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);
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let post = AccountSharedData::new(0, BUFSIZE, &owner);
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assert_eq!(
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pre.verify(
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&owner,
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false,
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&Rent::default(),
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&post,
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&mut ExecuteDetailsTimings::default(),
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false,
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),
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Ok(())
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);
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// this one should be faster
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bencher.iter(|| {
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pre.verify(
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&owner,
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false,
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&Rent::default(),
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&post,
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&mut ExecuteDetailsTimings::default(),
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false,
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)
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.unwrap();
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});
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let summary = bencher.bench(|_bencher| Ok(())).unwrap().unwrap();
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info!("data no change by owner: {} ns/iter", summary.median);
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let pre_data = vec![BUFSIZE];
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let post_data = vec![BUFSIZE];
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bencher.iter(|| pre_data == post_data);
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let summary = bencher.bench(|_bencher| Ok(())).unwrap().unwrap();
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info!("data compare {} ns/iter", summary.median);
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let pre = PreAccount::new(
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&pubkey::new_rand(),
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AccountSharedData::new(0, BUFSIZE, &owner),
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);
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bencher.iter(|| {
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pre.verify(
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&non_owner,
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false,
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&Rent::default(),
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&post,
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&mut ExecuteDetailsTimings::default(),
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false,
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)
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.unwrap();
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});
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let summary = bencher.bench(|_bencher| Ok(())).unwrap().unwrap();
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info!("data no change by non owner: {} ns/iter", summary.median);
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}
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const BUFSIZE: usize = 1024 * 1024 + 127;
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static BUF0: [u8; BUFSIZE] = [0; BUFSIZE];
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static BUF1: [u8; BUFSIZE] = [1; BUFSIZE];
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#[bench]
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fn bench_is_zeroed(bencher: &mut Bencher) {
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bencher.iter(|| {
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PreAccount::is_zeroed(&BUF0);
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});
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}
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#[bench]
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fn bench_is_zeroed_not(bencher: &mut Bencher) {
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bencher.iter(|| {
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PreAccount::is_zeroed(&BUF1);
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});
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}
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#[bench]
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fn bench_is_zeroed_by_iter(bencher: &mut Bencher) {
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bencher.iter(|| BUF0.iter().all(|item| *item == 0));
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}
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#[bench]
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fn bench_is_zeroed_not_by_iter(bencher: &mut Bencher) {
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bencher.iter(|| BUF1.iter().all(|item| *item == 0));
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}
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