open Azure outage (#539)

Signed-off-by: Damien Duportal <damien.duportal@gmail.com>

content/issues/2024-09-09-azure-VMs-outage.md

@@ -0,0 +1,24 @@
+---
+title: Azure VMs outage
+date: 2024-09-09T15:00:00-00:00
+resolved: false
+resolvedWhen: 2024-09-12T15:05:00-00:00
+# Possible severity levels: down, disrupted, notice
+severity: disrupted
+affected:
+  - ci.jenkins.io
+  - trusted.ci.jenkins.io
+  - cert.ci.jenkins.io
+  - infra.ci.jenkins.io
+section: issue
+---
+
+[Update on 2024-09-10]
+
+- The problem was gone from 2024-09-09 around 11:00pm UTC but it's back since 2024-09-10 around 02:00pm UTC
+- Our Azure Service Health Dashboard mentions 2 mixed incidents, one should be fixed the 12!
+
+[initial message]
+Since Monday 9 September 2024 at 03:00pm UTC, we see an increased rate of failure to spin up Azure VM agents on ci.jenkins.io
+
+Details in <https://github.com/jenkins-infra/helpdesk/issues/4287>.