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# frozen_string_literal: true
module Gitlab
module SidekiqMiddleware
class Metrics
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# SIDEKIQ_LATENCY_BUCKETS are latency histogram buckets better suited to Sidekiq
# timeframes than the DEFAULT_BUCKET definition. Defined in seconds.
SIDEKIQ_LATENCY_BUCKETS = [ 0 . 1 , 0 . 25 , 0 . 5 , 1 , 2 . 5 , 5 , 10 , 60 , 300 , 600 ] . freeze
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def initialize
@metrics = init_metrics
end
def call ( _worker , job , queue )
labels = create_labels ( queue )
@metrics [ :sidekiq_running_jobs ] . increment ( labels , 1 )
if job [ 'retry_count' ] . present?
@metrics [ :sidekiq_jobs_retried_total ] . increment ( labels , 1 )
end
realtime = Benchmark . realtime do
yield
end
@metrics [ :sidekiq_jobs_completion_seconds ] . observe ( labels , realtime )
rescue Exception # rubocop: disable Lint/RescueException
@metrics [ :sidekiq_jobs_failed_total ] . increment ( labels , 1 )
raise
ensure
@metrics [ :sidekiq_running_jobs ] . increment ( labels , - 1 )
end
private
def init_metrics
{
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sidekiq_jobs_completion_seconds : :: Gitlab :: Metrics . histogram ( :sidekiq_jobs_completion_seconds , 'Seconds to complete sidekiq job' , { } , SIDEKIQ_LATENCY_BUCKETS ) ,
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sidekiq_jobs_failed_total : :: Gitlab :: Metrics . counter ( :sidekiq_jobs_failed_total , 'Sidekiq jobs failed' ) ,
sidekiq_jobs_retried_total : :: Gitlab :: Metrics . counter ( :sidekiq_jobs_retried_total , 'Sidekiq jobs retried' ) ,
sidekiq_running_jobs : :: Gitlab :: Metrics . gauge ( :sidekiq_running_jobs , 'Number of Sidekiq jobs running' , { } , :livesum )
}
end
def create_labels ( queue )
{
queue : queue
}
end
end
end
end