Documentation ¶
Overview ¶
Package expvar provides expvar backends for metrics. Label values are not supported.
Index ¶
Constants ¶
This section is empty.
Variables ¶
This section is empty.
Functions ¶
This section is empty.
Types ¶
type Counter ¶
type Counter struct {
// contains filtered or unexported fields
}
Counter implements the counter metric with an expvar float. Label values are not supported.
func NewCounter ¶
NewCounter creates an expvar Float with the given name, and returns an object that implements the Counter interface.
type Gauge ¶
type Gauge struct {
// contains filtered or unexported fields
}
Gauge implements the gauge metric with an expvar float. Label values are not supported.
type Histogram ¶
type Histogram struct {
// contains filtered or unexported fields
}
Histogram implements the histogram metric with a combination of the generic Histogram object and several expvar Floats, one for each of the 50th, 90th, 95th, and 99th quantiles of observed values, with the quantile attached to the name as a suffix. Label values are not supported.
func NewHistogram ¶
NewHistogram returns a Histogram object with the given name and number of buckets in the underlying histogram object. 50 is a good default number of buckets.