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Emails stop sending silentlyEasyOn-call incidentOn-call incidentEasy15 minShipping rates fail after a vendor retires an API versionEasyOn-call incidentOn-call incidentEasy15 minSome photo uploads fail since this morningEasyOn-call incidentOn-call incidentEasy15 minCache stampede after rolling restartMediumOn-call incidentOn-call incidentMedium30 minCanary blind to currencyMediumOn-call incidentStripe styleOn-call incidentStripe styleMedium30 minTimeout reduction triggers retry stormMediumOn-call incidentOn-call incidentMedium30 minStale personalized content after rollbackMediumOn-call incidentOn-call incidentMedium35 minPayment provider degradationMediumOn-call incidentStripe styleOn-call incidentStripe styleMedium30 minVolumetric DNS amplificationMediumOn-call incidentOn-call incidentMedium35 minJobs transcode multiple times simultaneouslyMediumOn-call incidentAmazon styleOn-call incidentAmazon styleMedium30 minRegional error rate at 100%MediumOn-call incidentNetflix styleOn-call incidentNetflix styleMedium35 minHome screen returns 500MediumOn-call incidentNetflix styleOn-call incidentNetflix styleMedium30 minRead-only transaction after failoverMediumOn-call incidentOn-call incidentMedium30 minDNS resolver contention wavesMediumOn-call incidentStripe styleOn-call incidentStripe styleMedium30 minUpstream returns empty responseMediumOn-call incidentOn-call incidentMedium35 minPayments processed twice from webhooksMediumOn-call incidentStripe styleOn-call incidentStripe styleMedium35 minHealth check thread pool contentionMediumOn-call incidentOn-call incidentMedium35 minSLA recompute retroactively breaches ticketsMediumOn-call incidentServiceNow styleOn-call incidentServiceNow styleMedium35 minFeature flag service outage fallbackMediumOn-call incidentOn-call incidentMedium30 minPayment provider returns 401MediumOn-call incidentOn-call incidentMedium20 minDNS resolution failsMediumOn-call incidentOn-call incidentMedium20 minFeature flag rollout breaks endpointMediumOn-call incidentOn-call incidentMedium30 minModel size GPU saturationMediumOn-call incidentMeta styleOn-call incidentMeta styleMedium30 minModel ranking score collapseMediumOn-call incidentAmazon styleOn-call incidentAmazon styleMedium30 minFeature store timeouts during backfillMediumOn-call incidentMeta styleOn-call incidentMeta styleMedium30 minModel lazy load cold startMediumOn-call incidentOpenAI styleOn-call incidentOpenAI styleMedium30 minDependency latency spikeMediumOn-call incidentOn-call incidentMedium30 minCold storage retrieval timeoutMediumOn-call incidentAmazon styleOn-call incidentAmazon styleMedium30 minCritical dependency CVEMediumOn-call incidentOn-call incidentMedium35 minModel registry outage blocks rolloutMediumOn-call incidentDatabricks styleOn-call incidentDatabricks styleMedium30 minTokenizer version mismatchMediumOn-call incidentOpenAI styleOn-call incidentOpenAI styleMedium30 minDNS TTL cache splitMediumOn-call incidentOn-call incidentMedium35 minDNS resolver latency spike fleet-wideMediumOn-call incidentOn-call incidentMedium35 minAccount field shows wrong valuesMediumOn-call incidentOn-call incidentMedium20 minRetry amplification during vendor outageHardOn-call incidentStripe styleOn-call incidentStripe styleHard35 minEnum deserialization fails during rolloutHardOn-call incidentOn-call incidentHard40 minRollback blocked by schema mismatchHardOn-call incidentOn-call incidentHard45 minSidecar v2 cannot resolve upstreamHardOn-call incidentOn-call incidentHard40 minDNS split-brain after resolver migrationHardOn-call incidentOn-call incidentHard35 minAuthoritative DNS under DDoSHardOn-call incidentOn-call incidentHard40 minRegional object storage degradation cascadesHardOn-call incidentAmazon styleOn-call incidentAmazon styleHard40 minDeadline not propagated upstreamHardOn-call incidentGoogle styleOn-call incidentGoogle styleHard45 minStale DNS cache after pod rescheduleHardOn-call incidentOn-call incidentHard40 minDNS exfiltration covert channel detectedHardOn-call incidentOn-call incidentHard45 minRabbitMQ redelivery storm from timeoutsHardOn-call incidentOn-call incidentHard40 minDuplicate results with rebalance stormHardOn-call incidentStripe styleOn-call incidentStripe styleHard40 minRetry amplification cascades through hopsHardOn-call incidentGoogle styleOn-call incidentGoogle styleHard40 minSidecar CPU limit causes 503sHardOn-call incidentOn-call incidentHard35 minFeature flag SDK default flipHardOn-call incidentOn-call incidentHard35 minProtobuf wire format mismatchHardOn-call incidentOn-call incidentHard40 min