[PATCH v3 0/7] Statsfs: a new ram-based file system for Linux kernel statistics

[David Ahern]

On 5/27/20 3:07 PM, Paolo Bonzini wrote:
> I see what you meant now.  statsfs can also be used to enumerate objects
> if one is so inclined (with the prototype in patch 7, for example, each
> network interface becomes a directory).

there are many use cases that have 100's to 1000's have network devices.
Having a sysfs entry per device already bloats memory usage for these
use cases; another filesystem with an entry per device makes that worse.
Really the wrong direction for large scale systems.