Tobias Koppers f9795fdd26 improve static generation UX (#27171) ... #### improve export spinner update at least once a minute in non-tty update progress regularly when using the spinner decrease frequency of the spinner (windows console output is expensive) #### restart static page generation and collecting page data worker pools when hanging when for 1 minute no activity happens on the worker pool, restart it log a warning for hanging jobs #### add page generation duration to summary tree  for `[+n more pages]` is will show `(avg 321 ms)` when the average is over the threshold. It will allocate 8 lines for preview pages (instead of 4) when they contain slow pages ## Feature - [ ] Implements an existing feature request or RFC. Make sure the feature request has been accepted for implementation before opening a PR. - [ ] Related issues linked using `fixes #number` - [x] Integration tests added - [ ] Documentation added - [ ] Telemetry added. In case of a feature if it's used or not. - [x] Errors have helpful link attached, see `contributing.md` ## Documentation / Examples - [ ] Make sure the linting passes		2021-07-16 09:21:44 +00:00
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fixtures	improve static generation UX (#27171)	2021-07-16 09:21:44 +00:00
test	improve static generation UX (#27171)	2021-07-16 09:21:44 +00:00