System.Diagnostics.Metrics.Gauge<T>
The Gauge is an instrument used to record non-additive values whenever changes occur. For example, record the room background noise level value when changes occur.
namespace System.Diagnostics.Metrics
{
public sealed class Gauge<T> : Instrument<T> where T : struct
{
public void Record(T value);
public void Record(T value, KeyValuePair<string, object> tag);
public void Record(T value, KeyValuePair<string, object> tag1, KeyValuePair<string, object> tag2);
public void Record(T value, KeyValuePair<string, object> tag1, KeyValuePair<string, object> tag2, KeyValuePair<string, object> tag3);
public void Record(T value, ReadOnlySpan<KeyValuePair<string, object>> tags);
public void Record(T value, params KeyValuePair<string, object>[] tags);
public void Record(T value, ref TagList tagList);
}
}