class Prometheus::Client::Counter
Counter
is a metric that exposes merely a sum or tally of things.
Public Instance Methods
Source
# File lib/prometheus/client/counter.rb, line 13 def increment(by: 1, labels: {}) raise ArgumentError, 'increment must be a non-negative number' if by < 0 label_set = label_set_for(labels) @store.increment(labels: label_set, by: by) end