[IGNITE-5591] WAL queue flusher for background mode can be replaced with Timeout processor

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 2.1
• Component/s: persistence
• Assignee: Dmitry Pavlov
• Reporter: Dmitry Pavlov
• Created: 26/Jun/17 16:38
• Updated: 07/Jul/17 09:46
• Resolved: 07/Jul/17 09:46

Description

Use
cctx.time().schedule(new Runnable() {});
intead of propriatery API and separate thread for WAL background mode

This change saves us 1 thread creation.