Bug 1890466

Summary:	4.5.5 node-exporter pods show "failed to parse mountstats: invalid NFS per-operations stats"
Product:	OpenShift Container Platform	Reporter:	Pawel Krupa <pkrupa>
Component:	Monitoring	Assignee:	Pawel Krupa <pkrupa>
Status:	CLOSED ERRATA	QA Contact:	Junqi Zhao <juzhao>
Severity:	urgent	Docs Contact:
Priority:	medium
Version:	4.5	CC:	alegrand, anpicker, bjarolim, cmarches, erooth, juzhao, kakkoyun, lcosic, mloibl, pamoedom, pkrupa, sraje, surbania, wking
Target Milestone:	---	Keywords:	Reopened, UpcomingSprint
Target Release:	4.5.z
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:	1870261	Environment:
Last Closed:	2020-11-05 12:47:35 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1870261
Bug Blocks:

Comment 3 Junqi Zhao 2020-10-26 03:33:33 UTC

tested with 4.5.0-0.nightly-2020-10-25-174204, bound nfs pv, no "failed to parse mountstats: invalid NFS per-operations stats" errors, example:
# oc -n openshift-monitoring logs -c node-exporter node-exporter-tlpwx
time="2020-10-26T02:06:30Z" level=info msg="Starting node_exporter (version=0.18.1, branch=rhaos-4.5-rhel-7, revision=950a287493d48a41462ca52b0947c2e75746c61e)" source="node_exporter.go:156"
time="2020-10-26T02:06:30Z" level=info msg="Build context (go=go1.13.4, user=root@2082427c3b1a, date=20201025-05:11:06)" source="node_exporter.go:157"
time="2020-10-26T02:06:30Z" level=info msg="Enabled collectors:" source="node_exporter.go:97"
time="2020-10-26T02:06:30Z" level=info msg=" - arp" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - bcache" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - bonding" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - conntrack" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - cpu" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - cpufreq" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - diskstats" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - edac" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - entropy" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - filefd" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - filesystem" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - infiniband" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - ipvs" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - loadavg" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - mdadm" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - meminfo" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - mountstats" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - netclass" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - netdev" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - netstat" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - nfs" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - nfsd" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - pressure" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - sockstat" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - stat" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - textfile" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - time" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - timex" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - uname" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - vmstat" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - xfs" source="node_exporter.go:104"
time="2020-10-26T02:06:30Z" level=info msg=" - zfs" source="node_exporter.go:104"

Comment 6 errata-xmlrpc 2020-11-05 12:47:35 UTC

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (OpenShift Container Platform 4.5.17 bug fix update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2020:4325