[MESOS-8665] Support filesystem inode usage check for executor sandbox GC.

• Type: Improvement
• Status: In Progress
• Priority: Major
• Resolution: Unresolved
• Component/s: stout
• Labels: gc sandbox
• Assignee: longfei
• Reporter: Gilbert Song
• Shepherd: Gilbert Song
• Created: 12/Mar/18 22:40
• Updated: 18/Mar/18 04:59

Description

Right now we rely on `::fs::usage()` to check disk usage for sandbox gc. Ideally, we should also check the filesystem inode usage to make sure that if there is no sufficient inodes available, the sandbox could be scheduled for GC.

/cc carlone