Indicates the maximum number of nodes that could be lost from each zone before the replication of segments on other nodes to maintain segmentReplicationFactor would cause that zone to go over its allowed capacity on the primary disk, taking into account PRIMARY_STORAGE_MAX_FILL_PERCENTAGE.

Metric Namelosable-node-count-before-storage-over-capacity
Metric TypeGauge
Introduced Version1.179
Specific Fields for this Metric  
zoneZone from metric event 
Standard Fields for this Metric  
@hostVHost ID 
@idA unique identifier for the event. Can be used to refer to and re-find specific events. 
@ingesttimestampThe timestamp of when the event was ingested. The value is milliseconds-since-epoch. 
@timestampTimestamp in milliseconds since the epoch (1st Jan 1970, 00:00) of the event, e.g. 2022-11-22 09:50:20.100 if the event has an identifiable timestamp. 
@timestamp.nanosExtended precision of timestamp below millisecond. E.g. 295000 
@timezoneThe timezone the event originated in, if known. 
nameName of metric 
typeMetric type 
valueValue for metric 

Example Metric Record:

json
{
   "#repo" : "humio-metrics",
   "#type" : "metrics",
   "@host" : "74",
   "@id" : "jOycnKGH6AuidsJlGtY4lh64_18195_852_1769331669",
   "@ingesttimestamp" : "1769331669832",
   "@timestamp" : 1769331669787,
   "@timestamp.nanos" : "0",
   "@timezone" : "UTC",
   "name" : "losable-node-count-before-storage-over-capacity",
   "type" : "GAUGE",
   "value" : "0",
   "zone" : "no-zone"
}