Final answer:
In Splunk's naming convention for hot buckets, a replicated bucket is distinguished by the inclusion of a 'rb' prefix along with a GUID, indicating it is a replica, in contrast to the originating bucket that does not have this prefix or GUID.
Step-by-step explanation:
In Splunk's bucket naming convention for hot buckets, the key differentiator between a replicated bucket and an originating bucket is the inclusion of a GUID (Globally Unique Identifier) in the bucket's name. The originating bucket, which is the original copy of the data, will have a bucket name that follows this pattern:
'db_id_hash_epochtime_epochtime_increment'
On the other hand, a replicated bucket will include the GUID of the indexer that the bucket has been replicated to, thus its name will follow the pattern:
'rb_GUID_id_hash_epochtime_epochtime_increment'
The 'rb' prefix stands for 'replicated bucket' and indicates that the bucket is a replica of the original data. This is an essential aspect of Splunk's data replication and storage mechanisms, which ensure high availability and data redundancy across multiple indexers.