Merge branch 'evn-clarify-times-in-pb' into 'master'
Clarify documentation about performance bar [ci skip] See merge request !14085
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@ -5,17 +5,17 @@ activated, it looks as follows:
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![Performance Bar](img/performance_bar.png)
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It allows you to:
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It allows you to see (from left to right):
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- see the current host serving the page
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- see the timing of the page (backend, frontend)
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- the number of DB queries, the time it took, and the detail of these queries
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- the current host serving the page
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- the timing of the page (backend, frontend)
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- time taken and number of DB queries, click through for details of these queries
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![SQL profiling using the Performance Bar](img/performance_bar_sql_queries.png)
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- the number of calls to Redis, and the time it took
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- the number of background jobs created by Sidekiq, and the time it took
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- the number of Ruby GC calls, and the time it took
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- profile the code used to generate the page, line by line
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- time taken and number of calls to Redis
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- time taken and number of background jobs created by Sidekiq
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- profile of the code used to generate the page, line by line for either _all_, _app & lib_ , or _views_. In the profile view, the numbers in the left panel represent wall time, cpu time, and number of calls (based on [rblineprof](https://github.com/tmm1/rblineprof)).
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![Line profiling using the Performance Bar](img/performance_bar_line_profiling.png)
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- time taken and number of Ruby GC calls
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## Enable the Performance Bar via the Admin panel
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