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Merged
oritwoen merged 2 commits into from
Apr 2, 2026
Merged

Add puzzle 49 to benchmark, track time instead of ops/s #104

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d0f2167
feat(bench): add puzzle 49 and track solve time instead of ops/s
oritwoen Apr 2, 2026
cec41d2
fix(bench): preserve legacy M/s history rows on format migration
oritwoen Apr 2, 2026
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16 changes: 8 additions & 8 deletions BENCHMARKS.md
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Original file line number Diff line number Diff line change
Expand Up @@ -30,15 +30,15 @@ kangaroo --benchmark

### Performance History

| Version | 48-bit Rate | Improvement |
| Version | 48-bit Time | Improvement |
|---------|-------------|-------------|
| v0.2.0 | 3.70 M/s | baseline |
| v0.3.0 | 5.50 M/s | +49% |
| v0.4.0 | 8.84 M/s | +139% |
| v0.6.0 | 17.00 M/s | +359% |
| v0.7.0 | 23.33 M/s | +531% |
| v0.7.1 | 23.27 M/s | +529% |
| v0.8.0 | 21.79 M/s | +489% |
| v0.3.0 | 30.35s | baseline |
| v0.4.0 | 25.11s | +17% |
| v0.5.0 | 25.10s | +17% |
| v0.6.0 | 12.93s | +57% |
| v0.7.0 | 12.91s | +57% |
| v0.7.1 | 12.92s | +57% |
| v0.8.0 | 0.87s | +97% |

## Contributing

Expand Down
71 changes: 39 additions & 32 deletions src/benchmark.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,12 @@ const CASES: &[Case] = &[
start: "800000000000",
range_bits: 48,
},
Case {
name: "49-bit",
pubkey: "02591d682c3da4a2a698633bf5751738b67c343285ebdc3492645cb44658911484",
start: "1000000000000",
range_bits: 49,
},
];

struct CaseResult {
Expand Down Expand Up @@ -166,13 +172,13 @@ fn generate_markdown(
out
};

let rate_48 = results
let time_48 = results
.iter()
.find(|r| r.name == "48-bit")
.map(|r| r.rate / 1_000_000.0);
.map(|r| r.time_secs);

if let Some(rate) = rate_48 {
content = update_performance_history(&content, version, rate);
if let Some(time) = time_48 {
content = update_performance_history(&content, version, time);
}

content
Expand Down Expand Up @@ -229,15 +235,15 @@ fn format_ops(ops: u64) -> String {
result
}

fn update_performance_history(content: &str, version: &str, rate_m: f64) -> String {
fn update_performance_history(content: &str, version: &str, time_secs: f64) -> String {
let version_tag = format!("v{version}");
let section_header = "### Performance History";

if let Some(range) = find_gpu_section(content, section_header) {
let section = &content[range.0..range.1];
let rows = parse_history_rows(section);
let baseline = rows.first().map(|r| r.rate).unwrap_or(rate_m);
let new_rows = upsert_history_row(rows, &version_tag, rate_m, baseline);
let baseline = rows.first().map(|r| r.time).unwrap_or(time_secs);
let new_rows = upsert_history_row(rows, &version_tag, time_secs, baseline);
let new_section = format_history_section(&new_rows, baseline);
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let mut out = String::with_capacity(content.len());
Expand All @@ -250,9 +256,9 @@ fn update_performance_history(content: &str, version: &str, rate_m: f64) -> Stri
let new_section = format_history_section(
&[HistoryRow {
version: version_tag,
rate: rate_m,
time: time_secs,
}],
rate_m,
time_secs,
);

let mut out = String::with_capacity(content.len() + new_section.len());
Expand All @@ -264,9 +270,9 @@ fn update_performance_history(content: &str, version: &str, rate_m: f64) -> Stri
let new_section = format_history_section(
&[HistoryRow {
version: version_tag,
rate: rate_m,
time: time_secs,
}],
rate_m,
time_secs,
);
let mut out = content.to_string();
out.push_str(&new_section);
Expand All @@ -276,7 +282,7 @@ fn update_performance_history(content: &str, version: &str, rate_m: f64) -> Stri

struct HistoryRow {
version: String,
rate: f64,
time: f64,
}

fn parse_history_rows(section: &str) -> Vec<HistoryRow> {
Expand All @@ -290,12 +296,12 @@ fn parse_history_rows(section: &str) -> Vec<HistoryRow> {
continue;
}
let version = cols[1].trim().to_string();
let rate_str = cols[2].trim();
if let Some(rate) = rate_str
.strip_suffix(" M/s")
let time_str = cols[2].trim();
if let Some(time) = time_str
.strip_suffix("s")
.and_then(|s| s.trim().parse::<f64>().ok())
{
rows.push(HistoryRow { version, rate });
rows.push(HistoryRow { version, time });
}
}
rows
Expand All @@ -304,15 +310,15 @@ fn parse_history_rows(section: &str) -> Vec<HistoryRow> {
fn upsert_history_row(
mut rows: Vec<HistoryRow>,
version: &str,
rate: f64,
time: f64,
_baseline: f64,
) -> Vec<HistoryRow> {
if let Some(existing) = rows.iter_mut().find(|r| r.version == version) {
existing.rate = rate;
existing.time = time;
} else {
rows.push(HistoryRow {
version: version.to_string(),
rate,
time,
});
}
rows
Expand All @@ -322,13 +328,14 @@ fn format_history_section(rows: &[HistoryRow], baseline: f64) -> String {
let mut s = String::new();
writeln!(s, "### Performance History").unwrap();
writeln!(s).unwrap();
writeln!(s, "| Version | 48-bit Rate | Improvement |").unwrap();
writeln!(s, "| Version | 48-bit Time | Improvement |").unwrap();
writeln!(s, "|---------|-------------|-------------|").unwrap();
for row in rows {
let improvement = if (row.rate - baseline).abs() < 0.01 {
let improvement = if (row.time - baseline).abs() < 0.01 {
"baseline".to_string()
} else {
let pct = ((row.rate - baseline) / baseline) * 100.0;
// Lower time = better, so invert the percentage
let pct = ((baseline - row.time) / baseline) * 100.0;
if pct >= 0.0 {
format!("+{pct:.0}%")
} else {
Expand All @@ -337,8 +344,8 @@ fn format_history_section(rows: &[HistoryRow], baseline: f64) -> String {
};
writeln!(
s,
"| {} | {:.2} M/s | {} |",
row.version, row.rate, improvement
"| {} | {:.2}s | {} |",
row.version, row.time, improvement
)
.unwrap();
}
Expand Down Expand Up @@ -497,10 +504,10 @@ Submit your results!

### Performance History

| Version | 48-bit Rate | Improvement |
| Version | 48-bit Time | Improvement |
|---------|-------------|-------------|
| v0.2.0 | 3.70 M/s | baseline |
| v0.5.0 | 8.84 M/s | +139% |
| v0.2.0 | 25.00s | baseline |
| v0.5.0 | 15.00s | +40% |

## Contributing

Expand All @@ -509,7 +516,7 @@ Submit your results!

let content = generate_markdown("Test GPU", "0.6.0", &sample_results(), existing);
assert!(content.contains("v0.6.0"));
assert!(content.contains("17.10 M/s"));
assert!(content.contains("13.00s"));
assert_eq!(content.matches("v0.2.0").count(), 1);
assert!(content.contains("baseline"));
}
Expand All @@ -523,10 +530,10 @@ Submit your results!

### Performance History

| Version | 48-bit Rate | Improvement |
| Version | 48-bit Time | Improvement |
|---------|-------------|-------------|
| v0.2.0 | 3.70 M/s | baseline |
| v0.5.0 | 8.84 M/s | +139% |
| v0.2.0 | 25.00s | baseline |
| v0.5.0 | 15.00s | +40% |

## Contributing

Expand All @@ -536,7 +543,7 @@ Submit your results!
let content = generate_markdown("New GPU", "0.5.0", &sample_results(), existing);
assert!(content.contains("*Version: 0.5.0*"));
assert_eq!(content.matches("v0.5.0").count(), 1);
assert!(content.contains("17.10 M/s"));
assert!(content.contains("13.00s"));
}

#[test]
Expand Down
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