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Be more precise about concurrency requirements 

Signed-off-by: beorn7 <beorn@soundcloud.com>
This commit is contained in:
beorn7 2018-09-29 10:47:28 +02:00
parent 7eb5e8a08a
commit ff0177896a
2 changed files with 2 additions and 4 deletions
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3
prometheus/collector.go
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@ -40,7 +40,8 @@ type Collector interface {
// Collector may yield any Metric it sees fit in its Collect method. // Collector may yield any Metric it sees fit in its Collect method.
// //
// This method idempotently sends the same descriptors throughout the // This method idempotently sends the same descriptors throughout the
// lifetime of the Collector. // lifetime of the Collector. It may be called concurrently and
// therefore must be implemented in a concurrency safe way.
// //
// If a Collector encounters an error while executing this method, it // If a Collector encounters an error while executing this method, it
// must send an invalid descriptor (created with NewInvalidDesc) to // must send an invalid descriptor (created with NewInvalidDesc) to

3
prometheus/registry.go
View File

@ -107,9 +107,6 @@ type Registerer interface {
// Collector, and for providing a Collector that will not cause // Collector, and for providing a Collector that will not cause
// inconsistent metrics on collection. (This would lead to scrape // inconsistent metrics on collection. (This would lead to scrape
// errors.) // errors.)
//
// It is in general not safe to register the same Collector multiple
// times concurrently.
Register(Collector) error Register(Collector) error
// MustRegister works like Register but registers any number of // MustRegister works like Register but registers any number of
// Collectors and panics upon the first registration that causes an // Collectors and panics upon the first registration that causes an