Public bug reported:
Upstream issue: https://github.com/prometheus/node_exporter/issues/1049
Summary: Linux 4.19 changed the format of /proc/diskstats which breaks
node exporter. syslog has many messages of the form:
prometheus-node-exporter[615]: time="2019-09-06T13:09:11+01:00"
level=error msg="ERROR: diskstats collector failed after 0.000408s:
invalid line for /proc/diskstats for loop7" source="collector.go:123"
Prometheus cannot collect diskstats in these circumstances.
$ apt-cache policy prometheus-node-exporter
prometheus-node-exporter:
Installed: 0.15.2+ds-1
Candidate: 0.15.2+ds-1
Version table:
*** 0.15.2+ds-1 100
100 /var/lib/dpkg/status
$ uname -r
5.0.0-27-generic
$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 18.04.3 LTS
Release: 18.04
Codename: bionic
** Affects: prometheus-node-exporter (Ubuntu)
Importance: Undecided
Status: New
** Tags: bionic
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https://bugs.launchpad.net/bugs/1843040
Title:
proimetheus-node-exporter: diskstats collector broken when using hwe
kernel
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