[HBASE-13428] [DOC] Migration to hbase-2.0.0

• Type: Umbrella
• Status: Open
• Priority: Blocker
• Resolution: Unresolved
• Fix Version/s: 3.0.0, 2.3.0
• Component/s: migration
• Assignee: Unassigned
• Reporter: stack
• Created: 08/Apr/15 16:42
• Updated: 01/Feb/19 03:15

Description

Opening a 2.0 umbrella migration issue. Lets hang off this one any tools and expectations migrating from 1.0 (or earlier) to 2.0. So far there are none that I know of though there is an expectation in HBASE-13373 that hfiles are at least major version 2 and minor version 3. Lets list all such expectations, etc., here.

Issue Links

• is part of: HBASE-13373 Squash HFileReaderV3 together with HFileReaderV2 and AbstractHFileReader; ditto for Scanners and BlockReader, etc.
• is related to: HBASE-19158 Ref guide needs upgrade update
• relates to: HBASE-21008 HBase 1.x can not read HBase2 hfiles due to TimeRangeTracker
• relates to: HBASE-16060 1.x clients cannot access table state talking to 2.0 cluster
• relates to: HBASE-20130 Use defaults (16020 & 16030) as base ports when the RS is bound to localhost
• relates to: HBASE-18596 [TEST] A hbase1 cluster should be able to replicate to a hbase2 cluster; verify
• relates to: HBASE-19145 Look into hbase-2 client going to hbase-1 server
• relates to: HBASE-17919 HBase 2.x over hadoop 3.x umbrella
• links to: Migration to HBase2

Sub-Tasks

• [DOC] upgrade section needs an explanation of changes to Bucket Cache: Open
• [DOC] additional metrics related changes for 2.0 upgrade section: Open
• [DOC] appendix with guidance on updating applications for HBase 2: Open
• [DOC] include ref guide updates for HBase 2.0 HBCK: Open
• [tooling] check for incompatible environment for HBase 2.0 upgrade: Open