Prometheus bad units export

[nstrappazzonc]

Error gathering metrics: 7 error(s) occurred:

• collected metric zenit_os label:<name:"device" value:"/dev/xvda1" > label:<name:"name" value:"disk" > untyped:<value:7.48 > has label dimensions inconsistent with previously collected metrics in the same metric family

• collected metric zenit_os label:<name:"device" value:"lo" > label:<name:"name" value:"net" > label:<name:"type" value:"receive" > untyped:<value:2.62588484339e+12 > has label dimensions inconsistent with previously collected metrics in the same metric family

• collected metric zenit_os label:<name:"device" value:"lo" > label:<name:"name" value:"net" > label:<name:"type" value:"transmit" > untyped:<value:2.62588484339e+12 > has label dimensions inconsistent with previously collected metrics in the same metric family

• collected metric zenit_os label:<name:"device" value:"eth0" > label:<name:"name" value:"net" > label:<name:"type" value:"receive" > untyped:<value:5.31028131819e+12 > has label dimensions inconsistent with previously collected metrics in the same metric family

• collected metric zenit_os label:<name:"device" value:"eth0" > label:<name:"name" value:"net" > label:<name:"type" value:"transmit" > untyped:<value:5.345703981086e+12 > has label dimensions inconsistent with previously collected metrics in the same metric family

• collected metric zenit_os label:<name:"name" value:"sysctl" > label:<name:"type" value:"nr_open" > untyped:<value:1.048576e+06 > has label dimensions inconsistent with previously collected metrics in the same metric family

• collected metric zenit_os label:<name:"name" value:"sysctl" > label:<name:"type" value:"file_max" > untyped:<value:382744 > has label dimensions inconsistent with previously collected metrics in the same metric family

Adapt all metrics to this standard: https://prometheus.io/docs/practices/naming/