Couldn't parse \"/proc/stat\": bufio.Scanner: token too long #546
Description
Host operating system:
Linux k42jv 6.4.2 prometheus/node_exporter#1 SMP PREEMPT_DYNAMIC Thu Jul 6 15:29:24 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux
node_exporter version:
node_exporter, version 1.6.0 (branch: HEAD, revision: ff7f9d69b645cb691dd3e84dc3afc88f5c006962)
build user: root@f9c3ed0cfbd3
build date: 20230527-12:03:54
go version: go1.20.4
platform: linux/amd64
tags: netgo osusergo static_build
node_exporter command line flags
/usr/local/bin/node_exporter --web.listen-address=127.0.0.1:9101 --collector.netdev.address-info --collector.ntp --collector.ntp.server-is-local --collector.filesystem.mount-points-exclude (^/(dev|proc|sys|run|var/lib/kubelet)($|/))|(^/var/lib/docker/) --collector.filesystem.fs-types-exclude ^(autofs|binfmt_misc|cgroup|configfs|debugfs|devpts|devtmpfs|fusectl|fuse\.lxcfs|hugetlbfs|mqueue|nsfs|overlay|proc|procfs|pstore|rpc_pipefs|securityfs|sysfs|tracefs|squashfs)$
node_exporter log output
log
Jul 07 21:58:49 k42jv systemd[1]: Started Prometheus exporter for hardware and OS metrics.
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.626Z caller=node_exporter.go:180 level=info msg="Starting node_exporter" version="(version=1.6.0, branch=HEAD, revision=ff7f9d69b645cb691dd3e84dc3afc88f5c006962)"
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.635Z caller=node_exporter.go:181 level=info msg="Build context" build_context="(go=go1.20.4, platform=linux/amd64, user=root@f9c3ed0cfbd3, date=20230527-12:03:54, tags=netgo osusergo static_build)"
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.636Z caller=diskstats_common.go:111 level=info collector=diskstats msg="Parsed flag --collector.diskstats.device-exclude" flag=^(ram|loop|fd|(h|s|v|xv)d[a-z]|nvme\d+n\d+p)\d+$
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.638Z caller=filesystem_common.go:111 level=info collector=filesystem msg="Parsed flag --collector.filesystem.mount-points-exclude" flag=(^/(dev|proc|sys|run|var/lib/kubelet)($|/))|(^/var/lib/docker/)
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.639Z caller=filesystem_common.go:113 level=info collector=filesystem msg="Parsed flag --collector.filesystem.fs-types-exclude" flag=^(autofs|binfmt_misc|cgroup|configfs|debugfs|devpts|devtmpfs|fusectl|fuse\.lxcfs|hugetlbfs|mqueue|nsfs|overlay|proc|procfs|pstore|rpc_pipefs|securityfs|sysfs|tracefs|squashfs)$
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.639Z caller=ntp.go:83 level=warn collector=ntp msg="This collector is deprecated and will be removed in the next major version release."
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.639Z caller=node_exporter.go:110 level=info msg="Enabled collectors"
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.639Z caller=node_exporter.go:117 level=info collector=arp
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.639Z caller=node_exporter.go:117 level=info collector=bcache
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.639Z caller=node_exporter.go:117 level=info collector=bonding
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.639Z caller=node_exporter.go:117 level=info collector=btrfs
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=conntrack
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=cpu
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=cpufreq
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=diskstats
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=dmi
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=edac
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=entropy
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=fibrechannel
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=filefd
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=filesystem
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=hwmon
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=infiniband
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=ipvs
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=loadavg
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=mdadm
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=meminfo
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=netclass
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=netdev
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=netstat
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=nfs
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=nfsd
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=ntp
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=nvme
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=os
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=powersupplyclass
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=pressure
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.640Z caller=node_exporter.go:117 level=info collector=rapl
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=schedstat
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=selinux
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=sockstat
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=softnet
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=stat
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=tapestats
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=textfile
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=thermal_zone
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=time
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=timex
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=udp_queues
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=uname
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=vmstat
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=xfs
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.646Z caller=node_exporter.go:117 level=info collector=zfs
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.660Z caller=tls_config.go:274 level=info msg="Listening on" address=127.0.0.1:9101
Jul 07 21:58:50 k42jv node_exporter[484]: ts=2023-07-07T18:58:50.660Z caller=tls_config.go:277 level=info msg="TLS is disabled." http2=false address=127.0.0.1:9101
Jul 07 21:59:09 k42jv node_exporter[484]: ts=2023-07-07T18:59:09.457Z caller=collector.go:169 level=error msg="collector failed" name=cpu duration_seconds=0.006603211 err="couldn't parse \"/proc/stat\": bufio.Scanner: token too long"
Jul 07 21:59:09 k42jv node_exporter[484]: ts=2023-07-07T18:59:09.459Z caller=collector.go:169 level=error msg="collector failed" name=stat duration_seconds=0.007868332 err="couldn't parse \"/proc/stat\": bufio.Scanner: token too long"
Jul 07 21:59:24 k42jv node_exporter[484]: ts=2023-07-07T18:59:24.443Z caller=collector.go:169 level=error msg="collector failed" name=cpu duration_seconds=0.000539895 err="couldn't parse \"/proc/stat\": bufio.Scanner: token too long"
Jul 07 21:59:24 k42jv node_exporter[484]: ts=2023-07-07T18:59:24.446Z caller=collector.go:169 level=error msg="collector failed" name=stat duration_seconds=0.001681038 err="couldn't parse \"/proc/stat\": bufio.Scanner: token too long"
Jul 07 21:59:39 k42jv node_exporter[484]: ts=2023-07-07T18:59:39.440Z caller=collector.go:169 level=error msg="collector failed" name=cpu duration_seconds=0.001306421 err="couldn't parse \"/proc/stat\": bufio.Scanner: token too long"
Are you running node_exporter in Docker?
No
What did you do that produced an error?
Run node_exporter on my laptop with latest kernels
What did you expect to see?
I don't see some metrics like node_boot_time_seconds or node_cpu_seconds_total
What did you see instead?
Nothing. Only log above