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authorAndrew Newdigate <andrew@gitlab.com>2019-08-23 13:11:19 +0300
committerNick Thomas <nick@gitlab.com>2019-08-23 13:11:19 +0300
commit3956e7bb8695ebea0038d529162127fd514ea8f1 (patch)
tree5e4777e71d95a093776b6af0363e011406703a6b /config/initializers/tracing.rb
parentf7f3b3c3efd58f31ed422808722b0c81a0bf1064 (diff)
Add cache tracing and Redis tracing
This change adds Distributed Tracing support for two new types of events 1. Redis Calls 1. ActiveSupport (Rails) Caching Operations The intention is to help application developers and infrastructure SREs to understand the pressure that caching operations can have on the application when running at scale. The Redis and Caching spans can be viewed in the Jaeger UI by clicking the "Trace" link in the performance bar when running on GDK.
Diffstat (limited to 'config/initializers/tracing.rb')
-rw-r--r--config/initializers/tracing.rb4
1 files changed, 4 insertions, 0 deletions
diff --git a/config/initializers/tracing.rb b/config/initializers/tracing.rb
index 3c8779f238f..5b55a06692e 100644
--- a/config/initializers/tracing.rb
+++ b/config/initializers/tracing.rb
@@ -21,9 +21,13 @@ if Labkit::Tracing.enabled?
end
end
+ # Instrument Redis
+ Labkit::Tracing::Redis.instrument
+
# Instrument Rails
Labkit::Tracing::Rails::ActiveRecordSubscriber.instrument
Labkit::Tracing::Rails::ActionViewSubscriber.instrument
+ Labkit::Tracing::Rails::ActiveSupportSubscriber.instrument
# In multi-processed clustered architectures (puma, unicorn) don't
# start tracing until the worker processes are spawned. This works