February 20-21, 2018
Some users may see lower than usual levels of time spent downloading in the Crawl Stats report during this time period. This was a reporting issue only and did not affect site appearance on search.
If you're seeing a weird drop in the Crawl Stats in Search Console for a day last week, that's a reporting issue on our side which you can ignore. Sorry for the confusion & hope your week otherwise starts off great! https://t.co/FFzFDERr6K— John â.o(â§â-½â¦)o.â (@JohnMu) February 26, 2018
Here is what it looks like under Google Search Console -> Crawl Stats report:
Forum discussion at Twitter.