Proxmox External Metric Server - incorrect data in metrics after migration to PVE7

[vshaev]

After upgrading to PVE7, external metrics seem to be incorrect -
1.Metric 'mem' (using VM memory) began to transfer the value taking into account the buffer / cache. In version 6.4, the buffer was not taken into account. It seems to me that earlier it was more objective, and it is best to transfer both indicators - the buffer is also used. As in a knot.
2. The 'diskwrite' metric only transfers 0 ...

 

[eider]

Not an issue with external metrics but PVE itself, so far no ack from PVE team on the issue https://forum.proxmox.com/threads/proxmox-ve-7-0-released.92007/page-6#post-402231

Not really critical but annoying; possibly fixed by https://forum.proxmox.com/threads/proxmox-ve-7-0-released.92007/page-5#post-401664 but we shall see later.