hbase.wal.split.to.hfile safety

2025-01-13 Thread Frens Jan Rumph
Hi, We are running a medium sized HBase cluster (12 data nodes) with around 200 TB of data (w/o replication). When a node fails, the time to (fully) recover is in the order of 30 minutes. We’re looking for ways to reduce this. Almost two years ago, we already ‘discovered’ the hbase.wal.split.to

Implementing Read Replica feature in open source HBase?

2025-01-13 Thread Andor Molnar
Hello everyone, We've discussing an idea internally at Cloudera about implementing the open source version of [1] Amazon's EMR Read Replica Clusters on Amazon S3. A feature which would let us run HBase in read-only mode and having another cluster running on the same storage location, will be poten