AWS EC2 scraping not working fine on v3.7.0 #17343
Description
What did you do?
After upgrade prometheus to v3.7.0 the aws ec2 service discovery is not returning targets. Rolling back to 3.6.0 makes it work as expected
What did you expect to see?
No response
What did you see instead? Under which circumstances?
No targets are shown under aws ec2 service discovery scrape configs
System information
Linux 6.14.0-1014-aws x86_64
Prometheus version
prometheus, version 3.7.0 (branch: HEAD, revision: 09814effe6c3b4fb4c8e98b578f7205d0228f04d)
build user: root@84cfe63a2ab5
build date: 20251015-10:17:59
go version: go1.25.3
platform: linux/amd64
tags: netgo,builtinassets
Prometheus configuration file
- job_name: node_exporter
ec2_sd_configs:
- region: us-east-1
port: 9100
refresh_interval: 30s
filters:
- name: instance-state-name
values:
- running
- name: tag:environment
values:
- productionAlertmanager version
Alertmanager configuration file
Logs
time=2025-10-16T13:09:11.215Z level=ERROR source=refresh.go:90 msg="Unable to refresh target groups" component="discovery manager scrape" discovery=ec2 config=node_exporter err="could not describe instances: operation error EC2: DescribeInstances, get identity: get credentials: failed to refresh cached credentials, static credentials are empty"