Add measurement of compression/decompression time
- Dominant language
- Java
- Stars
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- 3d 12h
- Merged PRs (30d)
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Description
As we compress/decompress a full page at a time, it is easy to measure with negligible overhead.
We should measure the time spent in compressing/decompressing and put that in a hadoop counter.
This way we have visibility in time spend compressing/decompressing.
**Reporter**: [Julien Le Dem](https://issues.apache.org/jira/secure/ViewProfile.jspa?name=julienledem) / @julienledem
**Note**: *This issue was originally created as [PARQUET-219](https://issues.apache.org/jira/browse/PARQUET-219). Please see the [migration documentation](https://issues.apache.org/jira/browse/PARQUET-2502) for further details.*
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Research direction
The issue names no files, tests, or entry points. Locate the full-page compression and decompression paths and their Hadoop counter integration, then verify that elapsed compression and decompression time is exposed through counters with negligible measurement overhead.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- hadoop, java
- Domain
- observability
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100