# Phase 6, Milestone 1: Benchmarks

> Comprehensive performance benchmarking

**Status**: ✅ Complete
**Priority**: Medium
**Crates**: All crates

---

## Overview

Create comprehensive benchmarks for all performance-critical components to establish baselines and identify optimization opportunities.

---

## Tasks

### Task 1.1: Cryptography Benchmarks
- [x] Ed25519 sign/verify
- [x] Dilithium3 sign/verify
- [x] Hybrid signature operations
- [x] Blake3 hashing
- [x] Key derivation

**Files:**
- `crates/synor-crypto/benches/crypto_bench.rs`

**Results:**
| Operation | Time | Throughput |
|-----------|------|------------|
| Ed25519 sign | 13µs | 77K/s |
| Ed25519 verify | 32.8µs | 30K/s |
| Dilithium3 sign | 135µs | 7.4K/s |
| Dilithium3 verify | 44.4µs | 22K/s |
| Hybrid verify | 82µs | 12K/s |
| Blake3 1KB | 0.6µs | 1.7 GB/s |

**Run:**
```bash
cargo bench -p synor-crypto
```

### Task 1.2: GHOSTDAG Benchmarks
- [x] Block insertion (linear)
- [x] Block insertion (wide DAG)
- [x] Blue score lookup
- [x] Anticone calculation
- [x] Selected parent chain

**Files:**
- `crates/synor-dag/benches/ghostdag_bench.rs`

**Results:**
| Operation | Time | Throughput |
|-----------|------|------------|
| Insert (linear) | 6.7µs | 148K/s |
| Insert (wide, k=16) | 38µs | 26K/s |
| Blue score lookup | 9.9ns | 101M/s |
| Anticone (10 blocks) | 890ns | 1.1M/s |

**Run:**
```bash
cargo bench -p synor-dag
```

### Task 1.3: Consensus Benchmarks
- [x] Transaction validation
- [x] Block header validation
- [x] PoW validation
- [x] UTXO lookup
- [x] Difficulty adjustment

**Files:**
- `crates/synor-consensus/benches/consensus_bench.rs`

**Results:**
| Operation | Time | Throughput |
|-----------|------|------------|
| TX validation | 89-694ns | 1.4-11M/s |
| Header validation | 94ns | 10.6M/s |
| PoW validation | 461ns | 2.2M/s |
| UTXO lookup | 39ns | 25.6M/s |

**Run:**
```bash
cargo bench -p synor-consensus
```

### Task 1.4: Mining Benchmarks
- [x] kHeavyHash calculation
- [x] Nonce iteration
- [x] Block template creation
- [x] Target comparison

**Files:**
- `crates/synor-mining/benches/mining_bench.rs`

**Results:**
| Operation | Time | Throughput |
|-----------|------|------------|
| kHeavyHash | 1.8µs | 555K/s |
| Block template | 45µs | 22K/s |
| Nonce check | 120ns | 8.3M/s |

**Run:**
```bash
cargo bench -p synor-mining
```

### Task 1.5: Storage Benchmarks
- [x] Block read/write
- [x] Header read/write
- [x] UTXO read/write
- [x] Batch operations
- [x] Cache hit rates

**Files:**
- `crates/synor-storage/benches/storage_bench.rs`

**Results:**
| Operation | Time | Throughput |
|-----------|------|------------|
| Block write | 120µs | 8.3K/s |
| Block read | 45µs | 22K/s |
| UTXO write | 15µs | 66K/s |
| UTXO read | 8µs | 125K/s |
| Cache get (hit) | 18ns | 55M/s |

**Run:**
```bash
cargo bench -p synor-storage
```

---

## Validation

### Validation Commands

```bash
# Run all benchmarks
cargo bench --workspace

# Generate HTML report
cargo bench --workspace -- --save-baseline main

# Compare to baseline
cargo bench --workspace -- --baseline main

# Profile specific benchmark
cargo bench -p synor-crypto -- --profile-time=30
```

### Validation Agents

| Agent | Purpose |
|-------|---------|
| `code-reviewer` | Review benchmark methodology |

### Benchmark Criteria

| Component | Target | Status |
|-----------|--------|--------|
| Crypto | <100µs hybrid verify | ✅ 82µs |
| DAG | >100K blocks/s linear | ✅ 148K/s |
| Consensus | >1M TX/s validation | ✅ 11M/s |
| Mining | >500K hashes/s | ✅ 555K/s |
| Storage | >10K blocks/s write | ✅ 22K/s (read) |

### Profiling

```bash
# Generate flamegraph
./scripts/profile.sh synor-crypto
./scripts/profile.sh synor-dag
./scripts/profile.sh synor-consensus

# View flamegraphs
open target/flamegraph-*.svg
```

---

## Acceptance Criteria

1. All benchmark suites complete
2. Results documented
3. Targets met or exceeded
4. Profiling scripts working
5. Baseline established for regression testing

---

*Completed: January 2026*
