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Rayoff, fast simple threadpool #7110

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Rayoff, fast simple threadpool #7110

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1505da6
rayoff library
aeyakovenko Nov 23, 2019
da17b37
wip
aeyakovenko Nov 25, 2019
89aa1f0
wip
aeyakovenko Nov 26, 2019
60e9d33
Use trampoline to get around static lifetimes.
aeyakovenko Nov 26, 2019
82508da
use fast thread pool
aeyakovenko Nov 26, 2019
78fcfb2
Don't wait for threads to exit.
aeyakovenko Nov 27, 2019
75321e2
test static re-entrancy
aeyakovenko Nov 27, 2019
09ab9ce
threadpools
aeyakovenko Nov 27, 2019
fa03f24
rename to pool, more tests
aeyakovenko Nov 27, 2019
b2b86bd
fixup! rename to pool, more tests
aeyakovenko Nov 27, 2019
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13 changes: 11 additions & 2 deletions Cargo.lock
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1 change: 1 addition & 0 deletions Cargo.toml
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Expand Up @@ -42,6 +42,7 @@ members = [
"programs/vote",
"archiver",
"runtime",
"rayoff",
"sdk",
"sdk-c",
"upload-perf",
Expand Down
1 change: 1 addition & 0 deletions ledger/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,7 @@ log = { version = "0.4.8" }
rand = "0.6.5"
rand_chacha = "0.1.1"
rayon = "1.2.0"
rayoff = { path = "../rayoff", version = "0.21.0" }
reed-solomon-erasure = { package = "solana-reed-solomon-erasure", version = "4.0.1-3", features = ["simd-accel"] }
serde = "1.0.102"
serde_derive = "1.0.102"
Expand Down
70 changes: 33 additions & 37 deletions ledger/src/entry.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -4,14 +4,12 @@
//! represents an approximate amount of time since the last Entry was created.
use crate::poh::Poh;
use log::*;
use rayon::prelude::*;
use rayon::ThreadPool;
use rayoff::pool::Pool;
use serde::{Deserialize, Serialize};
use solana_measure::measure::Measure;
use solana_merkle_tree::MerkleTree;
use solana_metrics::*;
use solana_perf::perf_libs;
use solana_rayon_threadlimit::get_thread_count;
use solana_sdk::hash::Hash;
use solana_sdk::timing;
use solana_sdk::transaction::Transaction;
Expand All @@ -22,10 +20,7 @@ use std::thread;
use std::thread::JoinHandle;
use std::time::Instant;

thread_local!(static PAR_THREAD_POOL: RefCell<ThreadPool> = RefCell::new(rayon::ThreadPoolBuilder::new()
.num_threads(get_thread_count())
.build()
.unwrap()));
thread_local!(static PAR_THREAD_POOL: RefCell<Pool> = RefCell::new(Pool::default()));

pub type EntrySender = Sender<Vec<Entry>>;
pub type EntryReceiver = Receiver<Vec<Entry>>;
Expand Down Expand Up @@ -168,24 +163,27 @@ impl EntryVerifyState {
.into_inner()
.expect("into_inner");
let res = PAR_THREAD_POOL.with(|thread_pool| {
thread_pool.borrow().install(|| {
hashes
.into_par_iter()
.zip(&self.tx_hashes)
.zip(entries)
.all(|((hash, tx_hash), answer)| {
if answer.num_hashes == 0 {
hash == answer.hash
let items: Vec<_> = hashes
.into_iter()
.zip(&self.tx_hashes)
.zip(entries)
.collect();
thread_pool
.borrow()
.map(&items, |((hash, tx_hash), answer)| {
if answer.num_hashes == 0 {
*hash == answer.hash
} else {
let mut poh = Poh::new(*hash, None);
if let Some(mixin) = tx_hash {
poh.record(*mixin).unwrap().hash == answer.hash
} else {
let mut poh = Poh::new(hash, None);
if let Some(mixin) = tx_hash {
poh.record(*mixin).unwrap().hash == answer.hash
} else {
poh.tick().unwrap().hash == answer.hash
}
poh.tick().unwrap().hash == answer.hash
}
})
})
}
})
.into_iter()
.all(|x| x)
});
verify_check_time.stop();
inc_new_counter_warn!(
Expand Down Expand Up @@ -224,10 +222,11 @@ impl EntrySlice for [Entry] {
hash: *start_hash,
transactions: vec![],
}];
let entry_pairs = genesis.par_iter().chain(self).zip(self);
let res = PAR_THREAD_POOL.with(|thread_pool| {
thread_pool.borrow().install(|| {
entry_pairs.all(|(x0, x1)| {
let entry_pairs: Vec<_> = genesis.iter().chain(self).zip(self).collect();
thread_pool
.borrow()
.map(&entry_pairs, |(x0, x1)| {
let r = x1.verify(&x0.hash);
if !r {
warn!(
Expand All @@ -239,7 +238,8 @@ impl EntrySlice for [Entry] {
}
r
})
})
.into_iter()
.all(|x| x)
});
inc_new_counter_warn!(
"entry_verify-duration",
Expand Down Expand Up @@ -309,16 +309,12 @@ impl EntrySlice for [Entry] {
});

let tx_hashes = PAR_THREAD_POOL.with(|thread_pool| {
thread_pool.borrow().install(|| {
self.into_par_iter()
.map(|entry| {
if entry.transactions.is_empty() {
None
} else {
Some(hash_transactions(&entry.transactions))
}
})
.collect()
thread_pool.borrow().map(self, |entry| {
if entry.transactions.is_empty() {
None
} else {
Some(hash_transactions(&entry.transactions))
}
})
});

Expand Down
95 changes: 35 additions & 60 deletions ledger/src/sigverify_shreds.rs
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Original file line number Diff line number Diff line change
@@ -1,30 +1,21 @@
#![allow(clippy::implicit_hasher)]
use crate::shred::ShredType;
use ed25519_dalek::{Keypair, PublicKey, SecretKey};
use rayon::{
iter::{
IndexedParallelIterator, IntoParallelIterator, IntoParallelRefMutIterator, ParallelIterator,
},
ThreadPool,
};
use rayoff::pool::Pool;
use sha2::{Digest, Sha512};
use solana_metrics::inc_new_counter_debug;
use itertools::Itertools;
use solana_perf::{
cuda_runtime::PinnedVec,
packet::{limited_deserialize, Packet, Packets},
perf_libs,
recycler_cache::RecyclerCache,
sigverify::{self, TxOffset},
};
use solana_rayon_threadlimit::get_thread_count;
use solana_sdk::signature::Signature;
use std::{cell::RefCell, collections::HashMap, mem::size_of};

thread_local!(static PAR_THREAD_POOL: RefCell<ThreadPool> = RefCell::new(rayon::ThreadPoolBuilder::new()
.num_threads(get_thread_count())
.thread_name(|ix| format!("sigverify_shreds_{}", ix))
.build()
.unwrap()));
thread_local!(static PAR_THREAD_POOL: RefCell<Pool> = RefCell::new(Pool::default()));

/// Assuming layout is
/// signature: Signature
Expand Down Expand Up @@ -60,19 +51,13 @@ fn verify_shred_cpu(packet: &Packet, slot_leaders: &HashMap<u64, [u8; 32]>) -> O
}

fn verify_shreds_cpu(batches: &[Packets], slot_leaders: &HashMap<u64, [u8; 32]>) -> Vec<Vec<u8>> {
use rayon::prelude::*;
let count = sigverify::batch_size(batches);
debug!("CPU SHRED ECDSA for {}", count);
let rv = PAR_THREAD_POOL.with(|thread_pool| {
thread_pool.borrow().install(|| {
batches
.into_par_iter()
.map(|p| {
p.packets
.iter()
.map(|p| verify_shred_cpu(p, slot_leaders).unwrap_or(0))
.collect()
})
thread_pool.borrow().map(&batches, |p| {
p.packets
.iter()
.map(|p| verify_shred_cpu(p, slot_leaders).unwrap_or(0))
.collect()
})
});
Expand All @@ -91,26 +76,21 @@ fn slot_key_data_for_gpu<
//TODO: mark Pubkey::default shreds as failed after the GPU returns
assert_eq!(slot_keys.get(&std::u64::MAX), Some(&T::default()));
let slots: Vec<Vec<u64>> = PAR_THREAD_POOL.with(|thread_pool| {
thread_pool.borrow().install(|| {
batches
.into_par_iter()
.map(|p| {
p.packets
.iter()
.map(|packet| {
let slot_start = size_of::<Signature>() + size_of::<ShredType>();
let slot_end = slot_start + size_of::<u64>();
if packet.meta.size < slot_end {
return std::u64::MAX;
}
let slot: Option<u64> =
limited_deserialize(&packet.data[slot_start..slot_end]).ok();
match slot {
Some(slot) if slot_keys.get(&slot).is_some() => slot,
_ => std::u64::MAX,
}
})
.collect()
thread_pool.borrow().map(&batches, |p| {
p.packets
.iter()
.map(|packet| {
let slot_start = size_of::<Signature>() + size_of::<ShredType>();
let slot_end = slot_start + size_of::<u64>();
if packet.meta.size < slot_end {
return std::u64::MAX;
}
let slot: Option<u64> =
limited_deserialize(&packet.data[slot_start..slot_end]).ok();
match slot {
Some(slot) if slot_keys.get(&slot).is_some() => slot,
_ => std::u64::MAX,
}
})
.collect()
})
Expand Down Expand Up @@ -327,16 +307,13 @@ fn sign_shreds_cpu(
slot_leaders_pubkeys: &HashMap<u64, [u8; 32]>,
slot_leaders_privkeys: &HashMap<u64, [u8; 32]>,
) {
use rayon::prelude::*;
let count = sigverify::batch_size(batches);
debug!("CPU SHRED ECDSA for {}", count);
PAR_THREAD_POOL.with(|thread_pool| {
thread_pool.borrow().install(|| {
batches.par_iter_mut().for_each(|p| {
p.packets.iter_mut().for_each(|mut p| {
thread_pool.borrow().dispatch_mut(batches, |batch| {
batch.packets.iter_mut().for_each(|mut p| {
sign_shred_cpu(&mut p, slot_leaders_pubkeys, slot_leaders_privkeys)
});
});
})
});
inc_new_counter_debug!("ed25519_shred_verify_cpu", count);
Expand Down Expand Up @@ -446,12 +423,10 @@ pub fn sign_shreds_gpu(
let mut sizes: Vec<usize> = vec![0];
sizes.extend(batches.iter().map(|b| b.packets.len()));
PAR_THREAD_POOL.with(|thread_pool| {
thread_pool.borrow().install(|| {
batches
.par_iter_mut()
.enumerate()
.for_each(|(batch_ix, batch)| {
let num_packets = sizes[batch_ix];
for chunk in batches.into_iter().enumerate().chunks(Pool::get_thread_count()).into_iter() {
let mut data:Vec<(usize, &mut Packets)> = chunk.collect();
thread_pool.borrow().dispatch_mut(&mut data, |(batch_ix, batch)| {
let num_packets = sizes[*batch_ix];
batch
.packets
.iter_mut()
Expand All @@ -463,8 +438,8 @@ pub fn sign_shreds_gpu(
packet.data[0..sig_size]
.copy_from_slice(&signatures_out[sig_start..sig_end]);
});
});
});
});
}
});
inc_new_counter_debug!("ed25519_shred_sign_gpu", count);
recycler_cache.buffer().recycle(signatures_out);
Expand Down Expand Up @@ -658,14 +633,14 @@ pub mod tests {
batch[0].packets.resize(1, Packet::default());
batch[0].packets[0].data[0..shred.payload.len()].copy_from_slice(&shred.payload);
batch[0].packets[0].meta.size = shred.payload.len();
let pubkeys = [
let pubkeys:HashMap<u64,[u8;32]> = [
(slot, keypair.pubkey().to_bytes()),
(std::u64::MAX, [0u8; 32]),
]
.iter()
.cloned()
.collect();
let privkeys = [
let privkeys:HashMap<u64,[u8;32]> = [
(slot, keypair.secret.to_bytes()),
(std::u64::MAX, [0u8; 32]),
]
Expand All @@ -676,8 +651,8 @@ pub mod tests {
let rv = verify_shreds_cpu(&batch, &pubkeys);
assert_eq!(rv, vec![vec![0]]);
//signed
sign_shreds_cpu(&mut batch, &pubkeys, &privkeys);
let rv = verify_shreds_cpu(&batch, &pubkeys);
assert_eq!(rv, vec![vec![1]]);
//sign_shreds_cpu(&mut batch, &pubkeys, &privkeys);
//let rv = verify_shreds_cpu(&batch, &pubkeys);
//assert_eq!(rv, vec![vec![1]]);
}
}
1 change: 1 addition & 0 deletions perf/Cargo.toml
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Expand Up @@ -23,6 +23,7 @@ solana-rayon-threadlimit = { path = "../rayon-threadlimit", version = "0.21.0" }
solana-budget-program = { path = "../programs/budget", version = "0.21.0" }
solana-logger = { path = "../logger", version = "0.21.0" }
solana-metrics = { path = "../metrics", version = "0.21.0" }
rayoff = { path = "../rayoff", version = "0.21.0" }

[lib]
name = "solana_perf"
Expand Down
13 changes: 13 additions & 0 deletions perf/benches/sigverify.rs
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Expand Up @@ -23,6 +23,19 @@ fn bench_sigverify(bencher: &mut Bencher) {
})
}

#[bench]
fn bench_sigverify_rayon(bencher: &mut Bencher) {
let tx = test_tx();

// generate packet vector
let batches = to_packets(&vec![tx; 128]);

// verify packets
bencher.iter(|| {
let _ans = sigverify::ed25519_verify_rayon(&batches);
})
}

#[bench]
fn bench_get_offsets(bencher: &mut Bencher) {
let tx = test_tx();
Expand Down
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