build/pipeline ETA/progress bar
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Overview
Use a log of previous successful build times to estimate the percent complete of the job. Then use this to display a progress bar / progress favicon and percent complete in the
For example in Jenkins gets the following view:
But in GitLab CI the user only gets the following view:
Details
As explained by @dosuken123 in https://gitlab.com/gitlab-org/gitlab-ce/issues/62603#note_177051842, we have to parse ci_trace_sections in real time (currently, it's parsed after the job is done) and calculate the result with the formula (the index/position of the current section / total number of sections) * 100.0. Probably we might want to persist the data in Redis (as a cache) or Build Metadata.