debian-mirror-gitlab/lib/gitlab/sidekiq_middleware/metrics.rb
2019-12-21 20:55:43 +05:30

63 lines
2.3 KiB
Ruby

# frozen_string_literal: true
module Gitlab
module SidekiqMiddleware
class Metrics
# 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
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
job_thread_cputime_start = get_thread_cputime
realtime = Benchmark.realtime do
yield
end
job_thread_cputime_end = get_thread_cputime
job_thread_cputime = job_thread_cputime_end - job_thread_cputime_start
@metrics[:sidekiq_jobs_cpu_seconds].observe(labels, job_thread_cputime)
@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
{
sidekiq_jobs_cpu_seconds: ::Gitlab::Metrics.histogram(:sidekiq_jobs_cpu_seconds, 'Seconds of cpu time to run sidekiq job', {}, SIDEKIQ_LATENCY_BUCKETS),
sidekiq_jobs_completion_seconds: ::Gitlab::Metrics.histogram(:sidekiq_jobs_completion_seconds, 'Seconds to complete sidekiq job', {}, SIDEKIQ_LATENCY_BUCKETS),
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
def get_thread_cputime
defined?(Process::CLOCK_THREAD_CPUTIME_ID) ? Process.clock_gettime(Process::CLOCK_THREAD_CPUTIME_ID) : 0
end
end
end
end