Package: prometheus-node-exporter Severity: important Tags: patch The rapl collector is broken with the 5.10 kernel in Bullseye and thus spams syslog every minute with a message like this:
----------------------- Jul 16 07:03:39 thanos-fe2001 prometheus-node-exporter[593]: level=error ts=2021-07-16T07:03:39.665Z caller=collector.go:161 msg="collector failed" name=rapl duration_seconds=0.004142071 err="open /sys/class/powercap/intel-rapl:0/energy_uj: permission denied" Jul 16 07:03:39 thanos-fe2001 prometheus-node-exporter[593]: level=error ts=2021-07-16T07:03:39.669Z caller=collector.go:161 msg="collector failed" name=rapl duration_seconds=0.002975521 err="open /sys/class/powercap/intel-rapl:0/energy_uj: permission denied" ----------------------- This has been reported upstream: https://github.com/prometheus/node_exporter/issues/1892 The upstream fix is to disable the collector, I we think should do the same for Bullseye? https://github.com/wagdav/homelab/commit/26fc86c6a79a5f1a634c7b313f86c0b6109539c0 Cheers, Moritz