Sean Busbey created HBASE-20279: ----------------------------------- Summary: [tooling] check for incompatible environment for HBase 2.0 upgrade Key: HBASE-20279 URL: https://issues.apache.org/jira/browse/HBASE-20279 Project: HBase Issue Type: Sub-task Components: documentation, tooling Affects Versions: 2.0.0 Reporter: Sean Busbey
from [~stack] on HBASE-19158: {quote} bq. Server failure. HBase can still read HFiles written in the older version 2 format. Need a script that user can run pre-upgrade. {quote} Additional commentary from [~busbey] In addition to the config check stack mentions, such a tool could check * other problematic configs, like those for master-hosts-regions * inconsistent configs due to changed defaults (I think we should have some smell-tests around the change in default for hbase.security.authorization) * (optionally) check for unreadable WALs * (optionally) check for unreadable hfiles -- This message was sent by Atlassian JIRA (v7.6.3#76005)