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-rw-r--r--lib/gitlab/metrics/method_call.rb17
1 files changed, 7 insertions, 10 deletions
diff --git a/lib/gitlab/metrics/method_call.rb b/lib/gitlab/metrics/method_call.rb
index dc56a10957d..2c1cb789314 100644
--- a/lib/gitlab/metrics/method_call.rb
+++ b/lib/gitlab/metrics/method_call.rb
@@ -2,7 +2,8 @@ module Gitlab
module Metrics
# Class for tracking timing information about method calls
class MethodCall
- MEASUREMENT_ENABLED_CACHE = Concurrent::AtomicReference.new({ enabled: false, expires_at: Time.now })
+ MEASUREMENT_ENABLED_CACHE = Concurrent::AtomicBoolean.new(false)
+ MEASUREMENT_ENABLED_CACHE_EXPIRES_AT = Concurrent::AtomicFixnum.new(Time.now.to_i)
MUTEX = Mutex.new
BASE_LABELS = { module: nil, method: nil }.freeze
attr_reader :real_time, :cpu_time, :call_count, :labels
@@ -20,18 +21,14 @@ module Gitlab
end
def call_measurement_enabled?
- res = MEASUREMENT_ENABLED_CACHE.update do |cache|
- if cache[:expires_at] < Time.now
- {
- enabled: Feature.get(:prometheus_metrics_method_instrumentation).enabled?,
- expires_at: Time.now + 5.minutes
- }
- else
- cache
+ expires_at = MEASUREMENT_ENABLED_CACHE_EXPIRES_AT.value
+ if expires_at < Time.now.to_i
+ if MEASUREMENT_ENABLED_CACHE_EXPIRES_AT.compare_and_set(expires_at, (Time.now + 30.seconds).to_i)
+ MEASUREMENT_ENABLED_CACHE.value = Feature.get(:prometheus_metrics_method_instrumentation).enabled?
end
end
- res[:enabled]
+ MEASUREMENT_ENABLED_CACHE.value
end
# name - The full name of the method (including namespace) such as