Available Memory Leaf

[mrevang]

Change Scope

• This change adds a new leaf for "available" memory: /system/memory/state/available
• This change is backwards compatible.

Platform Implementations

• https://man7.org/linux/man-pages/man1/free.1.html
• https://learn.microsoft.com/en-us/powershell/scripting/learn/ps101/07-working-with-wmi?view=powershell-7.6

Tree View

  +--rw system
     +--rw memory
     |  +--rw config
     |  +--ro state
     |     +--ro physical?    uint64
     |     +--ro reserved?    uint64
     |     +--ro used?        uint64
     |     +--ro free?        uint64
+    |     +--ro available?   uint64

[gemini-code-assist]

Code Review

This pull request updates the openconfig-system YANG module to version 3.1.0 and introduces a new available leaf to track memory available for allocation. A review comment suggests improving the description of this new leaf to more precisely define it and distinguish it from the existing free leaf by explicitly mentioning reclaimable system caches and buffers.

[dplore]

/gcbrun

[OpenConfigBot]

No major YANG version changes in commit 04d398e

[dplore]

/gcbrun