[FLINK-24670] Restructure unaligned checkpoints documentation page to "Checkpointing under back pressure"

• Type: Improvement
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.14.1
• Fix Version/s: 1.14.3, 1.15.0
• Component/s: Documentation
• Labels: pull-request-available
• Assignee: Piotr Nowojski
• Reporter: Piotr Nowojski
• Created: 27/Oct/21 14:41
• Updated: 15/Dec/21 01:44
• Resolved: 29/Oct/21 10:41

Description

https://nightlies.apache.org/flink/flink-docs-release-1.14/docs/ops/state/unaligned_checkpoints/

• Should be renamed and restructured to "Checkpointing under back pressure"
• Should have a short section that cross references network mem tuning guide

Issue Links

• causes: FLINK-24694 Translate "Checkpointing under backpressure" page into Chinese
• links to: GitHub Pull Request #17595