70 lines
2.0 KiB
Rust
70 lines
2.0 KiB
Rust
#![feature(test)]
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extern crate test;
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use log::*;
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use solana_runtime::{message_processor::PreAccount, rent_collector::RentCollector};
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use solana_sdk::{account::Account, pubkey::Pubkey};
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use test::Bencher;
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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(&Account::new(0, BUFSIZE, &owner), &owner, true);
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let post = Account::new(0, BUFSIZE, &owner);
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assert_eq!(pre.verify(&owner, &RentCollector::default(), &post), Ok(()));
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// this one should be faster
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bencher.iter(|| {
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pre.verify(&owner, &RentCollector::default(), &post)
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.unwrap();
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});
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let summary = bencher.bench(|_bencher| {}).unwrap();
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info!("data no change by owner: {} ns/iter", summary.median);
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let pre = PreAccount::new(&Account::new(0, BUFSIZE, &owner), &non_owner, true);
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match pre.data {
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Some(ref data) => bencher.iter(|| *data == post.data),
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None => panic!("No data!"),
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}
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let summary = bencher.bench(|_bencher| {}).unwrap();
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info!("data compare {} ns/iter", summary.median);
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bencher.iter(|| {
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pre.verify(&non_owner, &RentCollector::default(), &post)
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.unwrap();
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});
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let summary = bencher.bench(|_bencher| {}).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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