Count of segment files queued awaiting fetch from Bucket Storage to local data store due to being referred by a query

Example Metric Record:

json
{
   "#repo" : "humio-metrics",
   "#type" : "metrics",
   "@host" : "39",
   "@id" : "2DB5gd8y9S3dbHofLersUsUF_6794_1074_1746953899",
   "@ingesttimestamp" : "1746953899854",
   "@timestamp" : 1746953899776,
   "@timestamp.nanos" : "0",
   "@timezone" : "UTC",
   "name" : "bucket-storage-fetch-for-query-queue",
   "type" : "GAUGE",
   "value" : "0"
}