mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-11-13 17:14:23 -08:00
106 lines
2.7 KiB
Go
106 lines
2.7 KiB
Go
// Copyright 2023 The Prometheus Authors
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
//go:build !nonetisr
|
|
// +build !nonetisr
|
|
|
|
package collector
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/go-kit/log"
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
)
|
|
|
|
type netisrCollector struct {
|
|
sysctls []bsdSysctl
|
|
logger log.Logger
|
|
}
|
|
|
|
const (
|
|
netisrCollectorSubsystem = "netisr"
|
|
)
|
|
|
|
func init() {
|
|
registerCollector("netisr", defaultEnabled, NewNetisrCollector)
|
|
}
|
|
|
|
func NewNetisrCollector(logger log.Logger) (Collector, error) {
|
|
return &netisrCollector{
|
|
sysctls: []bsdSysctl{
|
|
{
|
|
name: "numthreads",
|
|
description: "netisr current thread count",
|
|
mib: "net.isr.numthreads",
|
|
dataType: bsdSysctlTypeUint32,
|
|
valueType: prometheus.GaugeValue,
|
|
},
|
|
{
|
|
name: "maxprot",
|
|
description: "netisr maximum protocols",
|
|
mib: "net.isr.maxprot",
|
|
dataType: bsdSysctlTypeUint32,
|
|
valueType: prometheus.GaugeValue,
|
|
},
|
|
{
|
|
name: "defaultqlimit",
|
|
description: "netisr default queue limit",
|
|
mib: "net.isr.defaultqlimit",
|
|
dataType: bsdSysctlTypeUint32,
|
|
valueType: prometheus.GaugeValue,
|
|
},
|
|
{
|
|
name: "maxqlimit",
|
|
description: "netisr maximum queue limit",
|
|
mib: "net.isr.maxqlimit",
|
|
dataType: bsdSysctlTypeUint32,
|
|
valueType: prometheus.GaugeValue,
|
|
},
|
|
{
|
|
name: "bindthreads",
|
|
description: "netisr threads bound to CPUs",
|
|
mib: "net.isr.bindthreads",
|
|
dataType: bsdSysctlTypeUint32,
|
|
valueType: prometheus.GaugeValue,
|
|
},
|
|
{
|
|
name: "maxthreads",
|
|
description: "netisr maximum thread count",
|
|
mib: "net.isr.maxthreads",
|
|
dataType: bsdSysctlTypeUint32,
|
|
valueType: prometheus.GaugeValue,
|
|
},
|
|
},
|
|
logger: logger,
|
|
}, nil
|
|
}
|
|
|
|
func (c *netisrCollector) Update(ch chan<- prometheus.Metric) error {
|
|
for _, m := range c.sysctls {
|
|
v, err := m.Value()
|
|
if err != nil {
|
|
return fmt.Errorf("couldn't get sysctl: %w", err)
|
|
}
|
|
|
|
ch <- prometheus.MustNewConstMetric(
|
|
prometheus.NewDesc(
|
|
prometheus.BuildFQName(namespace, netisrCollectorSubsystem, m.name),
|
|
m.description,
|
|
nil, nil,
|
|
), m.valueType, v)
|
|
}
|
|
|
|
return nil
|
|
}
|