time=2026-04-20T11:47:17.218Z level=INFO source=main.go:191 msg="Starting Alertmanager" version="(version=0.28.1, branch=HEAD, revision=41881e4a46c0ff2e369be7b2a24ce8f4dca8a7bd)"
time=2026-04-20T11:47:17.219Z level=INFO source=main.go:192 msg="Build context" build_context="(go=go1.24.6 (Red Hat 1.24.6-1.el9_6) X:strictfipsruntime, platform=linux/amd64, user=reproducible@reproducible, date=20250716-14:45:54, tags=netgo,strictfipsruntime)"
time=2026-04-20T11:47:17.236Z level=WARN source=cluster.go:262 msg="failed to join cluster" component=cluster err="2 errors occurred:\n\t* Failed to resolve alertmanager-main-0.alertmanager-operated:9094: lookup alertmanager-main-0.alertmanager-operated on 172.30.0.10:53: read udp 10.130.0.20:50739->172.30.0.10:53: read: connection refused\n\t* Failed to resolve alertmanager-main-1.alertmanager-operated:9094: lookup alertmanager-main-1.alertmanager-operated on 172.30.0.10:53: read udp 10.130.0.20:54073->172.30.0.10:53: read: connection refused\n\n"
time=2026-04-20T11:47:17.237Z level=INFO source=cluster.go:264 msg="will retry joining cluster every 10s" component=cluster
time=2026-04-20T11:47:17.237Z level=WARN source=main.go:333 msg="unable to join gossip mesh" err="2 errors occurred:\n\t* Failed to resolve alertmanager-main-0.alertmanager-operated:9094: lookup alertmanager-main-0.alertmanager-operated on 172.30.0.10:53: read udp 10.130.0.20:50739->172.30.0.10:53: read: connection refused\n\t* Failed to resolve alertmanager-main-1.alertmanager-operated:9094: lookup alertmanager-main-1.alertmanager-operated on 172.30.0.10:53: read udp 10.130.0.20:54073->172.30.0.10:53: read: connection refused\n\n"
time=2026-04-20T11:47:17.237Z level=INFO source=cluster.go:674 msg="Waiting for gossip to settle..." component=cluster interval=2s
time=2026-04-20T11:47:17.262Z level=INFO source=coordinator.go:112 msg="Loading configuration file" component=configuration file=/etc/alertmanager/config_out/alertmanager.env.yaml
time=2026-04-20T11:47:17.262Z level=INFO source=coordinator.go:125 msg="Completed loading of configuration file" component=configuration file=/etc/alertmanager/config_out/alertmanager.env.yaml
time=2026-04-20T11:47:17.265Z level=INFO source=tls_config.go:347 msg="Listening on" address=127.0.0.1:9093
time=2026-04-20T11:47:17.265Z level=INFO source=tls_config.go:386 msg="TLS is disabled." http2=false address=127.0.0.1:9093
time=2026-04-20T11:47:17.301Z level=INFO source=coordinator.go:112 msg="Loading configuration file" component=configuration file=/etc/alertmanager/config_out/alertmanager.env.yaml
time=2026-04-20T11:47:17.301Z level=INFO source=coordinator.go:125 msg="Completed loading of configuration file" component=configuration file=/etc/alertmanager/config_out/alertmanager.env.yaml
time=2026-04-20T11:47:19.237Z level=INFO source=cluster.go:699 msg="gossip not settled" component=cluster polls=0 before=0 now=1 elapsed=2.000706444s
time=2026-04-20T11:47:27.240Z level=INFO source=cluster.go:691 msg="gossip settled; proceeding" component=cluster elapsed=10.003786571s
time=2026-04-20T11:47:32.248Z level=WARN source=cluster.go:464 msg=failure component=cluster msg=refresh addr=alertmanager-main-0.alertmanager-operated:9094 err="1 error occurred:\n\t* Failed to resolve alertmanager-main-0.alertmanager-operated:9094: lookup alertmanager-main-0.alertmanager-operated on 172.30.0.10:53: read udp 10.130.0.20:48984->172.30.0.10:53: read: connection refused\n\n"
time=2026-04-20T11:47:32.252Z level=WARN source=cluster.go:464 msg=failure component=cluster msg=refresh addr=alertmanager-main-1.alertmanager-operated:9094 err="1 error occurred:\n\t* Failed to resolve alertmanager-main-1.alertmanager-operated:9094: lookup alertmanager-main-1.alertmanager-operated on 172.30.0.10:53: read udp 10.130.0.20:52407->172.30.0.10:53: read: connection refused\n\n"
time=2026-04-20T11:47:47.249Z level=WARN source=cluster.go:464 msg=failure component=cluster msg=refresh addr=alertmanager-main-0.alertmanager-operated:9094 err="1 error occurred:\n\t* Failed to resolve alertmanager-main-0.alertmanager-operated:9094: lookup alertmanager-main-0.alertmanager-operated on 172.30.0.10:53: read udp 10.130.0.20:48399->172.30.0.10:53: read: connection refused\n\n"
time=2026-04-20T11:47:47.257Z level=WARN source=cluster.go:464 msg=failure component=cluster msg=refresh addr=alertmanager-main-1.alertmanager-operated:9094 err="1 error occurred:\n\t* Failed to resolve alertmanager-main-1.alertmanager-operated:9094: lookup alertmanager-main-1.alertmanager-operated on 172.30.0.10:53: read udp 10.130.0.20:57683->172.30.0.10:53: read: connection refused\n\n"