diff options
Diffstat (limited to 'lib/gitlab/metrics/subscribers/rails_cache.rb')
-rw-r--r-- | lib/gitlab/metrics/subscribers/rails_cache.rb | 42 |
1 files changed, 31 insertions, 11 deletions
diff --git a/lib/gitlab/metrics/subscribers/rails_cache.rb b/lib/gitlab/metrics/subscribers/rails_cache.rb index aaed2184f44..efd3c9daf79 100644 --- a/lib/gitlab/metrics/subscribers/rails_cache.rb +++ b/lib/gitlab/metrics/subscribers/rails_cache.rb @@ -7,28 +7,29 @@ module Gitlab attach_to :active_support def cache_read(event) - increment(:cache_read, event.duration) + observe(:read, event.duration) return unless current_transaction return if event.payload[:super_operation] == :fetch if event.payload[:hit] - current_transaction.increment(:cache_read_hit_count, 1) + current_transaction.increment(:cache_read_hit_count, 1, false) else - current_transaction.increment(:cache_read_miss_count, 1) + metric_cache_misses_total.increment(current_transaction.labels) + current_transaction.increment(:cache_read_miss_count, 1, false) end end def cache_write(event) - increment(:cache_write, event.duration) + observe(:write, event.duration) end def cache_delete(event) - increment(:cache_delete, event.duration) + observe(:delete, event.duration) end def cache_exist?(event) - increment(:cache_exists, event.duration) + observe(:exists, event.duration) end def cache_fetch_hit(event) @@ -40,16 +41,18 @@ module Gitlab def cache_generate(event) return unless current_transaction + metric_cache_misses_total.increment(current_transaction.labels) current_transaction.increment(:cache_read_miss_count, 1) end - def increment(key, duration) + def observe(key, duration) return unless current_transaction - current_transaction.increment(:cache_duration, duration) - current_transaction.increment(:cache_count, 1) - current_transaction.increment("#{key}_duration".to_sym, duration) - current_transaction.increment("#{key}_count".to_sym, 1) + metric_cache_operation_duration_seconds.observe(current_transaction.labels.merge({ operation: key }), duration / 1000.0) + current_transaction.increment(:cache_duration, duration, false) + current_transaction.increment(:cache_count, 1, false) + current_transaction.increment("cache_#{key}_duration".to_sym, duration, false) + current_transaction.increment("cache_#{key}_count".to_sym, 1, false) end private @@ -57,6 +60,23 @@ module Gitlab def current_transaction Transaction.current end + + def metric_cache_operation_duration_seconds + @metric_cache_operation_duration_seconds ||= Gitlab::Metrics.histogram( + :gitlab_cache_operation_duration_seconds, + 'Cache access time', + Transaction::BASE_LABELS.merge({ action: nil }), + [0.001, 0.002, 0.005, 0.01, 0.02, 0.05, 0.1, 0.500, 2.0, 10.0] + ) + end + + def metric_cache_misses_total + @metric_cache_misses_total ||= Gitlab::Metrics.counter( + :gitlab_cache_misses_total, + 'Cache read miss', + Transaction::BASE_LABELS + ) + end end end end |