Tencent Cloud Developer

Mar 8, 2017 · Big Data

HBase Data Migration from Version 0.94.15 to 1.2.1: Issues and Solutions

The migration of 500 GB HBase and 5 TB Solr data from version 0.94.15 to 1.2.1 required fixing hardware clock drift, DNS hostname issues, and missing Snappy support, and demonstrated that a brute‑force HDFS transfer is more reliable than import/export when handling deprecated parameters.