node exporter status shows the below error.

[sadhana B]

Hi,

I am trying to install node_exporter on the server I am getting the below error.

Steps performed: 

1. wget https://github.com/prometheus/node_exporter/releases/download/v1.0.0-rc.1/node_exporter-1.0.0-rc.1.linux-amd64.tar.gz

2. tar -xzf node_exporter-1.0.0-rc.1.linux-amd64.tar.gz

3. vi /etc/systemd/system/node_exporter.service

[Unit]

Description=node_exporter
Wants=network-online.target
After=network-online.target

[Service]

User=prometheus
Group=prometheus
Type=simple
ExecStart=/home/centos/node_exporter-1.0.0-rc.1.linux-amd64/node_exporter

[Install]

WantedBy=multi-user.target

sudo systemctl daemon-reload

sudo systemctl start node_exporter

sudo systemctl status node_exporter

Error: 

node_exporter.service - node_exporter

   Loaded: loaded (/etc/systemd/system/node_exporter.service; disabled; vendor preset: disabled)

   Active: failed (Result: exit-code) since Mon 2020-06-22 18:09:15 UTC; 3s ago

  Process: 105663 ExecStart=/home/centos/node_exporter-1.0.0-rc.1.linux-amd64/node_exporter (code=exited, status=203/EXEC)

 Main PID: 105663 (code=exited, status=203/EXEC)

Jun 22 18:09:15 ZU2WEB systemd[1]: Started node_exporter.

Jun 22 18:09:15 ZU2WEB systemd[1]: node_exporter.service: main process exited, code=exited, status=203/EXEC

Jun 22 18:09:15 ZU2WEB systemd[1]: Unit node_exporter.service entered failed state.

Jun 22 18:09:15 ZU2WEB systemd[1]: node_exporter.service failed.

[Harkishen Singh]

Try running without the service/systemd way. I mean, extract the node_exporter.tar contents and ./node_exporter.

[sadhana B]

This is what I see after doing so.

level=info ts=2020-06-22T18:47:23.147Z caller=node_exporter.go:177 msg="Starting node_exporter" version="(version=1.0.1, branch=HEAD, revision=3715be6ae899f2a9b9dbfd9c39f3e09a7bd4559f)"

level=info ts=2020-06-22T18:47:23.147Z caller=node_exporter.go:178 msg="Build context" build_context="(go=go1.14.4, user=root@1f76dbbcfa55, date=20200616-12:44:12)"

level=info ts=2020-06-22T18:47:23.147Z caller=node_exporter.go:105 msg="Enabled collectors"

level=info ts=2020-06-22T18:47:23.147Z caller=node_exporter.go:112 collector=arp

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=bcache

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=bonding

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=btrfs

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=conntrack

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=cpu

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=cpufreq

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=diskstats

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=edac

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=entropy

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=filefd

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=filesystem

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=hwmon

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=infiniband

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=ipvs

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=loadavg

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=mdadm

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=meminfo

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=netclass

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=netdev

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=netstat

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=nfs

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=nfsd

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=powersupplyclass

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=pressure

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=rapl

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=schedstat

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=sockstat

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=softnet

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=stat

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=textfile

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=thermal_zone

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=time

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=timex

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=udp_queues

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=uname

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=vmstat

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=xfs

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:112 collector=zfs

level=info ts=2020-06-22T18:47:23.148Z caller=node_exporter.go:191 msg="Listening on" address=:9100

level=info ts=2020-06-22T18:47:23.148Z caller=tls_config.go:170 msg="TLS is disabled and it cannot be enabled on the fly." http2=false

[sadhana B]

and on Prometheus UI.

http://server:9100/metrics

DOWN

env="pre-Prod" instance="server:9100" type="Web"

14.824s ago

context deadline exceeded

[Harkishen Singh]

can you paste the output of /metrics screen?

[sadhana B]

is this usefull?

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Thanks,

[BHARATH KUMAR]

heyy.... @sadhana B have you found any solution for that? i am not able to figure it out?