empty graphs

Hi. After the upgrade to PVE 8.1.3 - 2 problems. 4 nodes in the cluster. The storage is Synology. 2 problems: 1. On all nodes, logs of the following type: iscsid[1363]: connection-1:0 cannot make a connection to fe80::211:32ff:fefe:dc69:3260 (-1,22) 2. Empty graphs for nodes. I rebooted all...