gaspersic/solana
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Rework shred headers to fix position of signature (#6451)

Browse Source 
* Rework shred headers to fix position of signature

* fix clippy
This commit is contained in:
Pankaj Garg
2019-10-18 22:55:59 -07:00
committed by GitHub
parent e59af8269e
commit badeb4d31a
7 changed files with 293 additions and 201 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
core/benches/shredder.rs
View File

@ -6,10 +6,9 @@ use solana_core::test_tx;
use solana_ledger::entry::{create_ticks, Entry};
use solana_ledger::shred::{
max_entries_per_n_shred, max_ticks_per_n_shreds, Shred, Shredder, RECOMMENDED_FEC_RATE,
SIZE_OF_SHRED_HEADER,
SIZE_OF_DATA_SHRED_PAYLOAD,
};
use solana_sdk::hash::Hash;
use solana_sdk::packet::PACKET_DATA_SIZE;
use solana_sdk::signature::{Keypair, KeypairUtil};
use std::sync::Arc;
use test::Bencher;
@ -30,7 +29,7 @@ fn make_large_unchained_entries(txs_per_entry: u64, num_entries: u64) -> Vec<Ent
#[bench]
fn bench_shredder_ticks(bencher: &mut Bencher) {
let kp = Arc::new(Keypair::new());
let shred_size = PACKET_DATA_SIZE - *SIZE_OF_SHRED_HEADER;
let shred_size = *SIZE_OF_DATA_SHRED_PAYLOAD;
let num_shreds = ((1000 * 1000) + (shred_size - 1)) / shred_size;
// ~1Mb
let num_ticks = max_ticks_per_n_shreds(1) * num_shreds as u64;
@ -44,7 +43,7 @@ fn bench_shredder_ticks(bencher: &mut Bencher) {
#[bench]
fn bench_shredder_large_entries(bencher: &mut Bencher) {
let kp = Arc::new(Keypair::new());
let shred_size = PACKET_DATA_SIZE - *SIZE_OF_SHRED_HEADER;
let shred_size = *SIZE_OF_DATA_SHRED_PAYLOAD;
let num_shreds = ((1000 * 1000) + (shred_size - 1)) / shred_size;
let txs_per_entry = 128;
let num_entries = max_entries_per_n_shred(&make_test_entry(txs_per_entry), num_shreds as u64);
@ -59,7 +58,7 @@ fn bench_shredder_large_entries(bencher: &mut Bencher) {
#[bench]
fn bench_deshredder(bencher: &mut Bencher) {
let kp = Arc::new(Keypair::new());
let shred_size = PACKET_DATA_SIZE - *SIZE_OF_SHRED_HEADER;
let shred_size = *SIZE_OF_DATA_SHRED_PAYLOAD;
// ~10Mb
let num_shreds = ((10000 * 1000) + (shred_size - 1)) / shred_size;
let num_ticks = max_ticks_per_n_shreds(1) * num_shreds as u64;
@ -74,7 +73,7 @@ fn bench_deshredder(bencher: &mut Bencher) {
#[bench]
fn bench_deserialize_hdr(bencher: &mut Bencher) {
let data = vec![0; PACKET_DATA_SIZE - *SIZE_OF_SHRED_HEADER];
let data = vec![0; *SIZE_OF_DATA_SHRED_PAYLOAD];
let shred = Shred::new_from_data(2, 1, 1, Some(&data), true, true);