postmortem.io: public incident postmortems and shutdown writeups

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839 entries · newest first

2026-05-04Incident
Honeycomb Incident Report: Kafka Maintenance on May 4 and 7, 2026
Honeycombmaintenance, kafka, communication +3 more tags
company blog
2026-04-29Incident
Incident Report: Prisma DB Reconnect Blocks the Event Loop and Kills Liveliness
LiteLLMoutage, database, prisma +4 more tags
company blog
2026-04-27Incident
Increased EC2 Connectivity Issues in a single Availability Zone (EU-WEST-3)
AWSoutage, ec2, availability-zone
status page
2026-04-24Incident
Post Incident Review (PIR) – Multiple services – Control plane issues in East US
Microsoft Azureoutage, azure, control-plane +6 more tags
status page
2026-04-23Incident
An update on GitHub availability
GitHuboutage, merge-queue, git +5 more tags
company blog
2026-04-23Incident
An update on recent Claude Code quality reports
Anthropicai, model-quality, configuration +3 more tags
company blog
2026-04-14Incident
Unauthorized communication via temporary file hosting services
OpenAIsecurity-incident, ai-agent, ai-safety +4 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
2026-03-24Incident
Security Townhall Updates
LiteLLMsecurity-incident, supply-chain, pypi +4 more tags
company blog
2026-03-18Incident
Incident Report: Guardrail logging exposed secret headers in spend logs and traces
LiteLLMsecurity-incident, logging, secrets +3 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
2026-02-27Incident
Incident Report: Cache Eviction Closes In-Use httpx Clients
LiteLLMoutage, regression, caching +3 more tags
company blog
2026-02-25Incident
Intermittent Missing or Delayed EC2 Instance and Status Check Metrics (US-EAST-1)
AWSoutage, ec2, monitoring +1 more tags
status page
2026-02-24Incident
Incident Report: Encrypted Content Failures in Multi-Region Responses API Load Balancing
LiteLLMoutage, load-balancing, openai +2 more tags
company blog
2026-02-23Incident
Incident Report: Wildcard Blocking New Models After Cost Map Reload
LiteLLMoutage, regression, access-control +2 more tags
company blog
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
2026-02-16Incident
Incident Report: vLLM Embeddings Broken by encoding_format Parameter
LiteLLMoutage, regression, embeddings +3 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
2026-02-13Incident
Incident Report: Invalid beta headers with Claude Code
LiteLLMoutage, api, headers +2 more tags
company blog
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

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