Increase CachedFile timeout #480
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We suspect we may be repeatedly downloading the same assets over and over again as their
CachedFilerecords expire. This change extends the lifetime of these records to two days instead of one. We will measure the impact in this change in grafana. This will allow us to (roughly) estimate how many new source URLs are introduced each day and how many are re-requested:More work is being done to allow the lifetime of
CachedFilesto be extended until they are no longer used. This change is meant as a quick diagnostic that will be useful in the meantime.