Elasticsearch – InvalidSnapshotNameException

 InvalidSnapshotNameException If you are getting the InvalidSnapshotNameException exception in elasticsearch while creating the snapshot for the indices. { “error”:”InvalidSnapshotNameException[[snapshot_name_goes_here:Logstash] Invalid snapshot name [Logstash], must be lowercase]”, “status”:400 } From the exception itself, It is clearly shown that, Elasticsearch accepts only lower-case name for snapshot, This is applicable for both Snapshot and Indices as well. If you…

HBase Authorization Cheat sheet

In this article we will look into HBase Authorization, different access levels and its scopes. Here are the list of Access levels. For granting the permission for users and groups are defined here. You can grant permission on global, table, namespace column family or cell level. When you give permission on the group level, keep…