# Compressed job contents and results

You can compress large data sets sent to Python. You can also compress returned results for Python data functions that are then sent to the Spotfire Service for Python.

Configuration property | Default setting | Description
--- | --- | ---
`jetty.gzip.compression-level` | `4` | Set to a value from `1` to `9`, inclusive. 1 offers the fastest compression speed but at a lower ratio. `9` offers the highest compression ratio but at a lower speed.
`jetty.gzip.min-gzip-size` | `32` | The minimum size in bytes before the response is compressed.
`jetty.gzip.inflate-buffer-size` | `2048` | The size, in bytes, of the buffer to inflate a compressed request. Set to `-1` to disable compression uploads.