Number of times an ingest queue consumer hit an empty queue while pushing to in-memory job queue for digest writers

Metric Nameingest-writer-queue-empty
Metric TypeMeter

Example Metric Record:

json
{
   "#repo" : "humio-metrics",
   "#type" : "metrics",
   "@host" : "1",
   "@id" : "RFqPuCKcrRXVfDtkjx7v7Tys_23_1819_1714448962",
   "@ingesttimestamp" : "1714448962758",
   "@timestamp" : 1714448962744,
   "@timestamp.nanos" : "0",
   "@timezone" : "UTC",
   "count" : "7419",
   "m1" : "8.034878934934296",
   "m15" : "5.142801716270091",
   "m5" : "7.6755013666941965",
   "mean_rate" : "7.115423440583026",
   "name" : "ingest-writer-queue-empty",
   "rate_unit" : "underflows/second",
   "type" : "METER"
}