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CPU Simulation
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
9 hours ago
d03ad12
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d03ad12
9 hours ago
CPU Simulation
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Benchmarks
Binary approach: parseBinary (1KB)
benchmark/main.ts
462 Āµs
Binary approach: parseBinary (1MB)
benchmark/main.ts
371 ms
parseString.toArraySync(10 cols, 50 rows, unquoted)
benchmark/main.ts
2.1 ms
Binary approach: parseBinary (10KB)
benchmark/main.ts
3.7 ms
Binary approach: parseBinary (100KB)
benchmark/main.ts
36 ms
Scaling: 5000 rows
benchmark/main.ts
161.1 ms
Concurrent: Parallel mainThread
benchmark/main.ts
35 ms
Stream approach: parseBinaryStream (10KB)
benchmark/main.ts
35.8 ms
Stream approach: parseBinaryStream (100KB)
benchmark/main.ts
324.1 ms
Stream approach: parseBinaryStream (1KB)
benchmark/main.ts
4.4 ms
Stream approach: parseBinaryStream (1MB)
benchmark/main.ts
3 s
Concurrent: Sequential mainThread
benchmark/main.ts
35.7 ms
parseString.toArraySync(100 cols, 50 rows, quoted)
benchmark/main.ts
43.2 ms
Worker perf: medium (1000 rows) - mainThread
benchmark/main.ts
19.7 ms
parseString.toArraySync(50 cols, 50 rows, unquoted)
benchmark/main.ts
10.1 ms
parseString.toIterableIterator(50 rows)
benchmark/main.ts
1.4 ms
parseString.toArraySync(100 cols, 50 rows, unquoted)
benchmark/main.ts
14.8 ms
Custom delimiter: TSV (100 rows)
benchmark/main.ts
1 ms
Custom delimiter: PSV (100 rows)
benchmark/main.ts
1 ms
parseString.toArraySync(10000 cols, 10 rows, unquoted)
benchmark/main.ts
389.6 ms
parseString.toArraySync(10000 cols, 10 rows, quoted)
benchmark/main.ts
446.8 ms
parseStringToArraySyncWASM(50 rows)
benchmark/main.ts
1.5 ms
parseString.toArraySync(50 rows)
benchmark/main.ts
2.6 ms
Worker perf: large (10000 rows) - mainThread
benchmark/main.ts
196.1 ms
Worker perf: small (100 rows) - mainThread
benchmark/main.ts
2.1 ms
Data transformation: type conversion (100 rows)
benchmark/main.ts
3.3 ms
parseStringStream: medium (1000 rows)
benchmark/main.ts
187.5 ms
parseString.toStream(50 rows)
benchmark/main.ts
2.3 ms
Engine comparison: wasm (500 rows)
benchmark/main.ts
9.2 ms
Data transformation: no conversion (100 rows)
benchmark/main.ts
3.2 ms
Field length: 10 chars (1000 rows)
benchmark/main.ts
13.1 ms
parseString.toArraySync(50 cols, 50 rows, quoted)
benchmark/main.ts
18.7 ms
parseBinary.toArraySync(50 rows)
benchmark/main.ts
2.4 ms
Engine comparison: wasm (5000 rows)
benchmark/main.ts
113.9 ms
Engine comparison: mainThread (500 rows)
benchmark/main.ts
40.6 ms
parseString engine:fast (50 rows)
benchmark/main.ts
1.3 ms
parseStringStream: small (100 rows)
benchmark/main.ts
18.7 ms
Engine comparison: mainThread (5000 rows)
benchmark/main.ts
208.6 ms
parseString engine:fast (1000 rows)
benchmark/main.ts
29.1 ms
Worker perf: tiny (10 rows) - mainThread
benchmark/main.ts
351.1 Āµs
Field length: 100 chars (1000 rows)
benchmark/main.ts
13.4 ms
parseBinary.toStream(50 rows)
benchmark/main.ts
2.1 ms
parseString engine:stable (1000 rows)
benchmark/main.ts
21.4 ms
parseBinary.toIterableIterator(50 rows)
benchmark/main.ts
1 ms
Scaling: 1000 rows
benchmark/main.ts
34.8 ms
Low-level: CSVLexer + CSVRecordAssembler (1000 rows)
benchmark/main.ts
28 ms
parseString engine:stable (50 rows)
benchmark/main.ts
1.1 ms
Line ending: LF (1000 rows)
benchmark/main.ts
9.4 ms
Quote ratio: 100% (1000 rows)
benchmark/main.ts
13.6 ms
Field length: 10KB (100 rows)
benchmark/main.ts
16.7 ms
parseString.toArraySync(10 cols, 50 rows, quoted)
benchmark/main.ts
3.8 ms
Line ending: CRLF (1000 rows)
benchmark/main.ts
18.5 ms
Scaling: 500 rows
benchmark/main.ts
17 ms
Memory: toIterableIterator (streaming)
benchmark/main.ts
28.3 ms
Field length: 1KB (1000 rows)
benchmark/main.ts
27.3 ms
Quote ratio: 25% (1000 rows)
benchmark/main.ts
12.4 ms
Quote ratio: 0% (1000 rows)
benchmark/main.ts
12.7 ms
Scaling: 50 rows
benchmark/main.ts
1.7 ms
Low-level: CSVLexer only (1000 rows)
benchmark/main.ts
17.6 ms
Quote ratio: 50% (1000 rows)
benchmark/main.ts
12.7 ms
Queuing: large (10000 rows) - default HWM
benchmark/main.ts
2.5 s
Queuing: small (100 rows) - default HWM
benchmark/main.ts
31 ms
Scaling: 100 rows
benchmark/main.ts
3.5 ms
Queuing: medium (1000 rows) - default HWM
benchmark/main.ts
311.4 ms
Memory: toArraySync (allocate all at once)
benchmark/main.ts
29.3 ms
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