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# How Long are Test Results Kept?

**Test Results** records older than 28 days only contain tests collected during failure events. Older passed tests are discarded. Summary data for passed tests older than 28 days is, however, still available in our Reporting > Charts section.  
  
For a description of how Test Results are compressed, see the related article below.  
  
**Related Links**  
*   [How is Old Performance Data Compressed?](https://abkb.crisp.help/en-us/article/how-is-old-performance-data-compressed-serp1d/)