test: trivial docblock for benchmark stability verification

[norberttech]

This is a test commit to verify benchmark variance after increasing iterations from 2 to 3 in phpbench configuration.

Resolves: #xxx

Change Log

---

Added

Fixed

Changed

• test pr

Removed

Deprecated

Security

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 83.86%. Comparing base (2a9ed57) to head (6ed9b1f).
⚠️ Report is 3 commits behind head on 1.x.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##              1.x    #2162      +/-   ##
==========================================
+ Coverage   83.63%   83.86%   +0.23%     
==========================================
  Files        1274     1274              
  Lines       45528    45528              
==========================================
+ Hits        38077    38183     +106     
+ Misses       7451     7345     -106     

Components	Coverage Δ
etl	90.54% <ø> (+0.89%)	⬆️
cli	85.76% <ø> (ø)
lib-array-dot	94.82% <ø> (ø)
lib-azure-sdk	60.01% <ø> (ø)
lib-doctrine-dbal-bulk	95.16% <ø> (ø)
lib-filesystem	80.44% <ø> (ø)
lib-types	88.98% <ø> (+1.51%)	⬆️
lib-parquet	68.25% <ø> (ø)
lib-parquet-viewer	83.04% <ø> (ø)
lib-snappy	90.18% <ø> (+0.46%)	⬆️
bridge-filesystem-async-aws	90.95% <ø> (ø)
bridge-filesystem-azure	89.38% <ø> (ø)
bridge-monolog-http	97.45% <ø> (ø)
bridge-openapi-specification	91.50% <ø> (ø)
symfony-http-foundation	74.11% <ø> (ø)
adapter-chartjs	86.33% <ø> (ø)
adapter-csv	89.30% <ø> (ø)
adapter-doctrine	92.00% <ø> (ø)
adapter-elasticsearch	97.02% <ø> (ø)
adapter-google-sheet	97.05% <ø> (ø)
adapter-http	65.94% <ø> (ø)
adapter-json	89.69% <ø> (ø)
adapter-logger	83.33% <ø> (ø)
adapter-meilisearch	97.77% <ø> (ø)
adapter-parquet	79.92% <ø> (ø)
adapter-text	86.84% <ø> (ø)
adapter-xml	82.66% <ø> (ø)

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[github-actions]

Flow PHP - Benchmarks

^{_{Comparing PR against 1.x baseline}}

+----------------------+---------------------------------+-------------------------------------+------+-----+----------+---------------+------------+--------+
| package              | benchmark                       | subject                             | revs | its | mem_peak | mode          | total_time | rstdev |
+----------------------+---------------------------------+-------------------------------------+------+-----+----------+---------------+------------+--------+
| [adapter-csv]        | CSVLoaderBench                  | bench_load_1k                       | 1    | 3   | 9.802mb  | 15,690.800μs  | 46.98ms    | ±1.03% |
| [adapter-csv]        | CSVExtractorBench               | bench_extract_1k                    | 1    | 3   | 5.828mb  | 49,736.532μs  | 149.51ms   | ±0.40% |
| [adapter-doctrine]   | DbalExtractorBench              | bench_extract_1k_keyset             | 1    | 3   | 15.265mb | 37,593.853μs  | 112.18ms   | ±1.10% |
| [adapter-doctrine]   | DbalExtractorBench              | bench_extract_1k_limit_offset       | 1    | 3   | 15.250mb | 32,777.569μs  | 99.08ms    | ±1.32% |
| [adapter-doctrine]   | DbalLoaderBench                 | bench_load_1k                       | 1    | 3   | 15.278mb | 72,128.262μs  | 216.94ms   | ±1.00% |
| [adapter-excel]      | ExcelLoaderBench                | bench_load_1k_ods                   | 1    | 3   | 9.864mb  | 34,331.290μs  | 102.25ms   | ±1.31% |
| [adapter-excel]      | ExcelLoaderBench                | bench_load_1k_xlsx                  | 1    | 3   | 10.005mb | 36,772.718μs  | 110.07ms   | ±0.40% |
| [adapter-excel]      | ExcelExtractorBench             | bench_extract_1k_ods                | 1    | 3   | 8.169mb  | 175,946.350μs | 526.74ms   | ±0.42% |
| [adapter-excel]      | ExcelExtractorBench             | bench_extract_1k_xlsx               | 1    | 3   | 8.191mb  | 239,818.687μs | 727.12ms   | ±1.82% |
| [adapter-json]       | JsonExtractorBench              | bench_extract_1k                    | 1    | 3   | 5.828mb  | 55,913.863μs  | 167.99ms   | ±0.32% |
| [adapter-json]       | JsonLoaderBench                 | bench_load_1k                       | 1    | 3   | 9.799mb  | 13,356.589μs  | 39.90ms    | ±0.75% |
| [adapter-parquet]    | ParquetExtractorBench           | bench_extract_1k                    | 1    | 3   | 5.828mb  | 113,872.014μs | 343.38ms   | ±0.95% |
| [adapter-parquet]    | ParquetLoaderBench              | bench_load_1k                       | 1    | 3   | 14.168mb | 208,238.658μs | 626.08ms   | ±0.38% |
| [adapter-postgresql] | PostgreSqlLoaderBench           | bench_load_1k                       | 1    | 3   | 16.103mb | 66,394.939μs  | 199.52ms   | ±0.75% |
| [adapter-postgresql] | PostgreSqlExtractorBench        | bench_extract_1k_cursor             | 1    | 3   | 16.052mb | 53,936.207μs  | 161.12ms   | ±1.28% |
| [adapter-postgresql] | PostgreSqlExtractorBench        | bench_extract_1k_keyset             | 1    | 3   | 16.059mb | 84,084.104μs  | 253.78ms   | ±1.13% |
| [adapter-postgresql] | PostgreSqlExtractorBench        | bench_extract_1k_limit_offset       | 1    | 3   | 16.061mb | 95,360.663μs  | 287.56ms   | ±1.70% |
| [adapter-text]       | TextLoaderBench                 | bench_load_1k                       | 1    | 3   | 9.926mb  | 3,557.904μs   | 10.64ms    | ±0.65% |
| [adapter-text]       | TextExtractorBench              | bench_extract_1k                    | 1    | 3   | 5.828mb  | 7,567.845μs   | 22.92ms    | ±1.66% |
| [adapter-xml]        | XmlExtractorBench               | bench_extract_1k                    | 1    | 3   | 5.828mb  | 117,456.861μs | 349.61ms   | ±1.51% |
| [data-frame]         | RowsBench                       | bench_chunk_100_on_1k               | 1000 | 3   | 10.779mb | 33.168μs      | 99.33ms    | ±0.35% |
| [data-frame]         | RowsBench                       | bench_diff_left_10_on_100           | 10   | 3   | 10.844mb | 1,076.496μs   | 32.44ms    | ±0.80% |
| [data-frame]         | RowsBench                       | bench_diff_right_10_on_100          | 10   | 3   | 10.846mb | 994.323μs     | 29.90ms    | ±0.47% |
| [data-frame]         | RowsBench                       | bench_filter_on_100                 | 10   | 3   | 10.754mb | 36.883μs      | 1.10ms     | ±1.73% |
| [data-frame]         | RowsBench                       | bench_find_on_100                   | 10   | 3   | 10.757mb | 35.046μs      | 1.05ms     | ±1.29% |
| [data-frame]         | RowsBench                       | bench_find_one_on_100               | 10   | 3   | 10.758mb | 34.441μs      | 1.05ms     | ±1.97% |
| [data-frame]         | RowsBench                       | bench_partition_by_on_100           | 10   | 3   | 10.894mb | 141.237μs     | 4.21ms     | ±1.13% |
| [data-frame]         | RowsBench                       | bench_sort_asc_on_100               | 10   | 3   | 10.763mb | 343.243μs     | 10.33ms    | ±0.78% |
| [data-frame]         | RowsBench                       | bench_sort_by_on_100                | 10   | 3   | 10.757mb | 346.830μs     | 10.41ms    | ±0.07% |
| [data-frame]         | RowsBench                       | bench_sort_desc_on_100              | 10   | 3   | 10.759mb | 358.274μs     | 10.70ms    | ±1.31% |
| [data-frame]         | RowsBench                       | bench_sort_entries_on_100           | 10   | 3   | 10.837mb | 668.661μs     | 20.01ms    | ±1.71% |
| [data-frame]         | RowsBench                       | bench_unique_on_100                 | 10   | 3   | 10.856mb | 5,312.794μs   | 159.44ms   | ±0.13% |
| [data-frame]         | TypeDetectorBench               | bench_type_detector                 | 1    | 3   | 6.060mb  | 8,771.268μs   | 26.45ms    | ±1.22% |
| [data-frame]         | RenameEachEntryTransformerBench | bench_transform_1k_rows             | 1    | 3   | 5.829mb  | 26,556.536μs  | 79.79ms    | ±0.87% |
| [data-frame]         | RenameEntryTransformerBench     | bench_transform_1k_rows             | 10   | 10  | 5.829mb  | 2,226.394μs   | 223.50ms   | ±1.26% |
| [data-frame]         | EntryFactoryBench               | bench_entry_factory                 | 3    | 3   | 13.015mb | 69,647.749μs  | 625.64ms   | ±0.36% |
| [data-frame]         | EntryFactoryBench               | bench_entry_factory                 | 3    | 3   | 6.060mb  | 6,836.609μs   | 61.47ms    | ±0.20% |
| [parquet]            | ParquetReaderBench              | bench_page_headers                  | 10   | 3   | 5.828mb  | 4,534.721μs   | 135.66ms   | ±0.49% |
| [parquet]            | ParquetReaderBench              | bench_read_values_all_columns       | 1    | 3   | 5.828mb  | 62,430.571μs  | 186.64ms   | ±0.60% |
| [parquet]            | ParquetReaderBench              | bench_read_values_single_column     | 10   | 3   | 5.828mb  | 2,617.557μs   | 79.13ms    | ±1.88% |
| [parquet]            | ParquetReaderBench              | bench_read_values_with_limit        | 1    | 3   | 5.828mb  | 14,752.186μs  | 44.00ms    | ±1.04% |
| [parquet]            | ParquetWriterBench              | bench_write_batch                   | 1    | 3   | 6.032mb  | 231,438.712μs | 695.06ms   | ±0.45% |
| [parquet]            | ParquetWriterBench              | bench_write_gzip                    | 1    | 3   | 6.349mb  | 262,134.996μs | 788.74ms   | ±1.18% |
| [parquet]            | ParquetWriterBench              | bench_write_row_by_row              | 1    | 3   | 6.032mb  | 235,233.025μs | 707.32ms   | ±0.95% |
| [parquet]            | ParquetWriterBench              | bench_write_snappy                  | 1    | 3   | 6.032mb  | 236,845.190μs | 716.00ms   | ±1.50% |
| [parquet]            | ParquetWriterBench              | bench_write_uncompressed            | 1    | 3   | 6.032mb  | 237,264.133μs | 706.57ms   | ±1.44% |
| [telemetry]          | LogExportBench                  | bench_export_100_logs               | 3    | 5   | 5.829mb  | 2,035.299μs   | 30.72ms    | ±1.25% |
| [telemetry]          | LogExportBench                  | bench_export_100_logs               | 3    | 5   | 5.829mb  | 21,000.000μs  | 316.84ms   | ±0.82% |
| [telemetry]          | LogExportBench                  | bench_export_100_logs               | 3    | 5   | 5.829mb  | 1,996.342μs   | 29.90ms    | ±0.94% |
| [telemetry]          | LogExportBench                  | bench_export_100_logs               | 3    | 5   | 5.829mb  | 21,719.749μs  | 327.03ms   | ±1.44% |
| [telemetry]          | SpanExportBench                 | bench_export_100_spans              | 3    | 5   | 5.829mb  | 2,736.249μs   | 40.85ms    | ±1.41% |
| [telemetry]          | SpanExportBench                 | bench_export_100_spans              | 3    | 5   | 5.829mb  | 22,406.282μs  | 335.07ms   | ±1.45% |
| [telemetry]          | SpanExportBench                 | bench_export_100_spans              | 3    | 5   | 5.829mb  | 2,701.256μs   | 40.53ms    | ±0.61% |
| [telemetry]          | SpanExportBench                 | bench_export_100_spans              | 3    | 5   | 5.829mb  | 22,435.634μs  | 332.13ms   | ±2.09% |
| [telemetry]          | MetricExportBench               | bench_export_100_counter_increments | 3    | 5   | 5.829mb  | 84.032μs      | 1.27ms     | ±1.01% |
| [telemetry]          | MetricExportBench               | bench_export_100_counter_increments | 3    | 5   | 5.829mb  | 85.067μs      | 1.29ms     | ±1.40% |
| [telemetry]          | MetricExportBench               | bench_export_100_counter_increments | 3    | 5   | 5.829mb  | 107.936μs     | 1.62ms     | ±0.97% |
| [telemetry]          | MetricExportBench               | bench_export_100_counter_increments | 3    | 5   | 5.829mb  | 112.448μs     | 1.68ms     | ±0.97% |
| [telemetry]          | MetricExportBench               | bench_export_100_histogram_records  | 3    | 5   | 5.829mb  | 151.971μs     | 2.28ms     | ±0.22% |
| [telemetry]          | MetricExportBench               | bench_export_100_histogram_records  | 3    | 5   | 5.829mb  | 156.094μs     | 2.33ms     | ±1.47% |
| [telemetry]          | MetricExportBench               | bench_export_100_histogram_records  | 3    | 5   | 5.829mb  | 183.461μs     | 2.72ms     | ±1.67% |
| [telemetry]          | MetricExportBench               | bench_export_100_histogram_records  | 3    | 5   | 5.829mb  | 180.521μs     | 2.74ms     | ±1.35% |
+----------------------+---------------------------------+-------------------------------------+------+-----+----------+---------------+------------+--------+