REASY commented on issue #4973:
URL: https://github.com/apache/arrow-rs/issues/4973#issuecomment-1774073499
Another curious observation, even though writing to Page stats uses more
memory, in terms of the file size (it is not compressed), the Page one is 548.2
Kbytes larger than None
| Statistics mode | Number of rows | Total time, seconds | CPU usage, % |
Average throughput, rows/s | Maximum resident set size, Mbytes | Output Parquet
size, |
|-----------------|----------------|---------------------|--------------|----------------------------|-----------------------------------|----------------------|
| None | 8000 | 113.124 | 96 |
70.719 | 752.67 | 38148.34
|
| Chunk | 8000 | 128.318 | 97 |
62.345 | 790.96 | 38148.37
|
| Page | 8000 | 130.53 | 98 |
61.301 | 8516.36 | 38148.88
|
```bash
➜ parquet-example-rs git:(main) ✗ ls -la output
total 117192408
drwxrwxr-x 2 artavazd.balaian artavazd.balaian 4096 Oct 22 19:47 .
drwxrwxr-x 8 artavazd.balaian artavazd.balaian 4096 Oct 22 19:50 ..
-rw-rw-r-- 1 artavazd.balaian artavazd.balaian 40001465975 Oct 22 19:47
0_Chunk.parquet
-rw-rw-r-- 1 artavazd.balaian artavazd.balaian 40001443255 Oct 22 19:44
0_None.parquet
-rw-rw-r-- 1 artavazd.balaian artavazd.balaian 40002004615 Oct 22 19:49
0_Page.parquet
```
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