postmortem.io: public incident postmortems and shutdown writeups

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743 entries · newest first

2026-04-23Incident
An update on recent Claude Code quality reports
Anthropicai, model-quality, configuration +3 more tags
company blog
2026-04-01Incident
GitHub availability report: April 2026
GitHuboutage, search, dns +7 more tags
company blog
2026-03-30Incident
Incident Report: March 30th, 2026 — Authenticated User Data Cached
Railwaysecurity-incident, data-exposure, cdn +2 more tags
company blog
2026-03-27Incident
Reaching an internal EDA host through a reference tool
OpenAIsecurity-incident, ai-agent, ai-safety +4 more tags
company blog
2026-03-26Incident
Navigating Regional Network Blocks
Supabaseoutage, network, dns +4 more tags
company blog
2026-03-25Incident
You've Got (Too Much) Mail: Behind the Scenes of the 3/25/26 Voice Outage
Discordoutage, voice, kubernetes +6 more tags
company blog
2026-03-25Incident
Intermittent 503 Errors on Atlas Admin API and Automation Tooling
MongoDB Atlasoutage, database, atlas +3 more tags
status page
2026-03-24Incident
Post mortem on Linear security incident on March 24th, 2026
Linearsecurity, data-exposure, access-control +2 more tags
company blog
2026-03-11Incident
Addressing GitHub's recent availability issues
GitHuboutage, database, caching +4 more tags
company blog
2026-03-09Incident
Post Incident Review (PIR) – Azure OpenAI – GPT-5.2 availability degradation in 7 regions
Microsoft Azureoutage, azure, ai +5 more tags
status page
2026-03-07Incident
Increased S3 Error Rates (EU-CENTRAL-2)
AWSoutage, s3, storage
status page
2026-03-06Incident
Disrupted Bitbucket availability
Bitbucket (Atlassian)outage, hosting-provider, rate-limiting +3 more tags
status page
2026-03-03Incident
GitHub availability report: March 2026
GitHuboutage, caching, database +4 more tags
company blog
2026-03-02Incident
Connectivity disruption for AWS Bahrain (me-south-1)
Elastic Cloudoutage, elasticsearch, elastic-cloud +2 more tags
status page
2026-03-01Incident
Cluster unavailability and degraded cluster operations in AWS me-central-1
CockroachDBoutage, database, aws +4 more tags
status page
2026-03-01Incident
MongoDB Atlas Admin API: Temporary failures for tools using older API versions
MongoDB Atlasoutage, database, atlas +4 more tags
status page
2026-03-01Incident
Impaired Cluster Operations – AWS me-central-1 (United Arab Emirates) and AWS me-south-1 (Bahrain)
MongoDB Atlasoutage, database, atlas +3 more tags
status page
2026-03-01Incident
Service disruption in the ME-CENTRAL-1 (UAE) and ME-SOUTH-1 (Bahrain) Regions
AWSoutage, datacenter, power-outage +4 more tags
status page
2026-02-27Incident
Vertex AI Gemini API elevated error rates after safety filtering configuration change
Google Cloudoutage, google-cloud, ai +4 more tags
status page
2026-02-25Incident
Intermittent Missing or Delayed EC2 Instance and Status Check Metrics (US-EAST-1)
AWSoutage, ec2, monitoring +1 more tags
status page
2026-02-21Incident
AWS Direct Connect Connectivity Issues (US-EAST-1)
AWSoutage, networking, direct-connect +1 more tags
status page
2026-02-21Shutdown
Why I Shut Down My Bootstrapped Health AI Startup After 7 Years: A Founder's Postmortem
Cydocsolo-founder, bootstrapped, healthtech +5 more tags
company blog
2026-02-20Incident
Cloudflare outage on February 20, 2026
Cloudflareoutage, bgp, byoip +3 more tags
company blog
2026-02-18Incident
Incident Report: Feb 18-21 DDoS + Cloudflare Outage
Railwayoutage, ddos, cloudflare +4 more tags
company blog
2026-02-13Incident
DNS Resolution failures for public IP addresses within 31.89.0.0/24
MongoDB Atlasoutage, database, atlas +3 more tags
status page
2026-02-12Incident
Supabase incident on February 12, 2026
Supabaseoutage, database, aws +3 more tags
company blog
2026-02-11Incident
Incident Report: February 11, 2026
Railwayoutage, abuse-detection, misconfiguration +2 more tags
company blog
2026-02-10Incident
CloudFront Change Propagation Delays and DNS Resolution Errors
AWSoutage, cdn, dns +1 more tags
status page
2026-02-07Incident
Network Connectivity Issues Between Availability Zones (SA-EAST-1)
AWSoutage, networking, availability-zone
status page
2026-02-07Incident
Post Incident Review (PIR) – Power event impacting multiple services – West US
Microsoft Azureoutage, azure, power-failure +5 more tags
status page
2026-02-02Incident
GitHub Availability Report: February 2026
GitHuboutage, configuration, database +5 more tags
company blog
2026-02-02Incident
Post Incident Review (PIR) – Virtual Machines, Managed identities for Azure resources, and dependent services – Service management issues in multiple regions
Microsoft Azureoutage, azure, configuration +6 more tags
status page
2026-01-28Incident
Elevated Latencies for Network Change Propagation (EU-WEST-1)
AWSoutage, ec2, networking +1 more tags
status page
2026-01-26Incident
Railway Incident Report: January 28-29, 2026
Railwayoutage, github, oauth +3 more tags
company blog
2026-01-22Incident
Route leak incident on January 22, 2026
Cloudflareoutage, bgp, route-leak +3 more tags
company blog
2026-01-13Incident
GitHub availability report: January 2026
GitHuboutage, copilot, configuration +2 more tags
company blog
2026-01-08Incident
What came first: the CNAME or the A record?
Cloudflareoutage, cloudflare, dns +5 more tags
company blog
2026-01-07Incident
Unable to reach bitbucket site
Bitbucket (Atlassian)outage, database, api +2 more tags
status page
2025-12-16Incident
Incident Report: December 16th, 2025
Railwaysecurity-incident, nextjs, cve +4 more tags
company blog
2025-12-12Incident
MongoDB Server Security Update, December 2025
MongoDBsecurity, vulnerability, cve +4 more tags
company blog

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