node_exporters response with several non-default collectors takes too much time
Node exporter with enabled several non-default exporter result in timeout during scraping on worker-sshX nodes:
- With enabled non-default collector - approx 1m - response size - 8.2MB. I cannot figure out which to disable. Disabling one by one did not helped.
- With disabled with nfs and systemd collector - 2s, response size - 7.4MB
I'm enabling only nfs and systemd collectosr for now. Here is details about this collector - https://github.com/prometheus/node_exporter#disabled-by-default
Here is changes:
default["node_exporter"]["flags"]["collectors.enabled"] = 'conntrack,diskstats,edac,entropy,filefd,filesystem,hwmon,infiniband,loadavg,mdadm,meminfo,netdev,netstat,sockstat,stat,textfile,time,uname,vmstat,wifi,zfs,nfs,runit,systemd,logind,mountstats'
default["node_exporter"]["flags"]["collectors.enabled"] = 'conntrack,diskstats,edac,entropy,filefd,filesystem,hwmon,infiniband,loadavg,mdadm,meminfo,netdev,netstat,sockstat,stat,textfile,time,uname,vmstat,wifi,zfs,nfs,systemd'