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diff --git a/doc/user/analytics/value_stream_analytics.md b/doc/user/analytics/value_stream_analytics.md index 0906f7d17a7..093266e8aee 100644 --- a/doc/user/analytics/value_stream_analytics.md +++ b/doc/user/analytics/value_stream_analytics.md @@ -214,3 +214,33 @@ as every merge request should be tested. stream analytics dashboard shows the calculated median elapsed time for these issues. - Value stream analytics identifies production environments based on the [deployment tier of environments](../../ci/environments/index.md#deployment-tier-of-environments). + +## Troubleshooting + +### 100% CPU utilization by Sidekiq `cronjob:analytics_cycle_analytics` + +It is possible that Value stream analytics background jobs +strongly impact performance by monopolizing CPU resources. + +To recover from this situation: + +1. Disable the feature for all projects in [the Rails console](../../administration/operations/rails_console.md), + and remove existing jobs: + + ```ruby + Project.find_each do |p| + p.analytics_access_level='disabled'; + p.save! + end + + Analytics::CycleAnalytics::GroupStage.delete_all + Analytics::CycleAnalytics::Aggregation.delete_all + ``` + +1. Configure a [Sidekiq routing](../../administration/sidekiq/processing_specific_job_classes.md) + with for example a single `feature_category=value_stream_management` + and multiple `feature_category!=value_stream_management` entries. + Find other relevant queue metadata in the + [Enterprise Edition list](../../administration/sidekiq/processing_specific_job_classes.md#list-of-available-job-classes). +1. Enable value stream analytics for one project after another. + You might need to tweak the Sidekiq routing further according to your performance requirements. |