node_ Exporter memory usage is not displayed

Use grafana see promethus Of node_exporter The memory usage of some machines is not displayed , Check the similar situation on the Internet and let node_memory_MemAvailable_bytes Replace with node_memory_MemFree_bytes, By comparison, the message is indeed not displayed in the machine return message node_memory_MemAvailable_bytes. because cenos6.x Does not provide available Parameters through free Orders can also see .

Finally replace grafana Of json All of the ode_memory_MemAvailable_bytes Replace with node_memory_MemFree_bytes It shows .