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Monitor sidekiq process used memory #5

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Monitor sidekiq process used memory #5

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b5e51ef
Monitor sidekiq process memory usage
dsalahutdinov May 28, 2019
0814377
Minor fix
dsalahutdinov May 28, 2019
270506a
fix
dsalahutdinov May 28, 2019
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10 changes: 9 additions & 1 deletion lib/yabeda/sidekiq.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,6 @@ module Sidekiq
counter :jobs_enqueued_total, comment: "A counter of the total number of jobs sidekiq enqueued."

next unless ::Sidekiq.server?

counter :jobs_executed_total, comment: "A counter of the total number of jobs sidekiq executed."
counter :jobs_success_total, comment: "A counter of the total number of jobs successfully processed by sidekiq."
counter :jobs_failed_total, comment: "A counter of the total number of jobs failed in sidekiq."
Expand All @@ -32,6 +31,7 @@ module Sidekiq
gauge :jobs_dead_count, comment: "The number of jobs exceeded their retry count."
gauge :active_processes, comment: "The number of active Sidekiq worker processes."
gauge :jobs_latency, comment: "The job latency, the difference in seconds since the oldest job in the queue was enqueued"
gauge :memory_usage, comment: "The sidekiq process overall memory usage"

histogram :job_runtime, unit: :seconds, per: :job, comment: "A histogram of the job execution time.",
buckets: LONG_RUNNING_JOB_RUNTIME_BUCKETS
Expand All @@ -52,6 +52,8 @@ module Sidekiq
sidekiq_jobs_latency.set({ queue: queue.name }, queue.latency)
end

sidekiq_memory_usage.set({}, Yabeda::Sidekiq.process_memory_usage)

# That is quite slow if your retry set is large
# I don't want to enable it by default
# retries_by_queues =
Expand Down Expand Up @@ -90,6 +92,12 @@ def worker_class(worker, job)
end
(worker.is_a?(String) ? worker : worker.class).to_s
end

def process_memory_usage
memories = Hash[%i{size resident shared trs lrs drs dt}.zip(open("/proc/#{Process.pid}/statm").read.split)]
page_size = `getconf PAGESIZE`.chomp.to_i
memories[:resident].to_i * page_size
end
end
end
end