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master: Add nonce to shreds repairs, add shred data size to header (#10109)

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* Add nonce to shreds/repairs

* Add data shred size to header

Co-authored-by: Carl <carl@solana.com>
This commit is contained in:
carllin
2020-05-19 12:38:18 -07:00
committed by GitHub
parent 427c78d891
commit 97f2bcff69
15 changed files with 598 additions and 256 deletions
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10
core/benches/shredder.rs
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@ -32,7 +32,7 @@ fn bench_shredder_ticks(bencher: &mut Bencher) {
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;
let num_ticks = max_ticks_per_n_shreds(1, Some(SIZE_OF_DATA_SHRED_PAYLOAD)) * num_shreds as u64;
let entries = create_ticks(num_ticks, 0, Hash::default());
bencher.iter(|| {
let shredder = Shredder::new(1, 0, RECOMMENDED_FEC_RATE, kp.clone(), 0, 0).unwrap();
@ -46,7 +46,11 @@ fn bench_shredder_large_entries(bencher: &mut Bencher) {
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);
let num_entries = max_entries_per_n_shred(
&make_test_entry(txs_per_entry),
num_shreds as u64,
Some(shred_size),
);
let entries = make_large_unchained_entries(txs_per_entry, num_entries);
// 1Mb
bencher.iter(|| {
@ -61,7 +65,7 @@ fn bench_deshredder(bencher: &mut Bencher) {
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;
let num_ticks = max_ticks_per_n_shreds(1, Some(shred_size)) * num_shreds as u64;
let entries = create_ticks(num_ticks, 0, Hash::default());
let shredder = Shredder::new(1, 0, RECOMMENDED_FEC_RATE, kp, 0, 0).unwrap();
let data_shreds = shredder.entries_to_shreds(&entries, true, 0).0;