[LU-79] add .sync_fs handler to Lustre

• Type: Improvement
• Resolution: Unresolved
• Priority: Minor
• Fix Version/s: Lustre 2.1.0
• Affects Version/s: Lustre 2.0.0, Lustre 2.1.0, Lustre 1.8.6
• Severity: 3
• Bugzilla ID: 22,176
• Assignee: WC Triage
• Reporter: Oleg Drokin

Description

LLNL complains that the sync on Lustre takes forever.

Rahul came with a number of patches all of which turned to have multiple regressions, so all of them are reverted now.