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Iterable: Ingestion Delays and API Failures on C18

MinorStatus: resolvedStarted Resolved (27 min)4 updatesstspg.io (opens in new tab)

Affected components: Cluster 18 - List UploadsList UploadsCluster 18 - User DeletionsUser DeletionsCluster 18 - User UpdatesUser Updates

Timeline of updates

  1. investigating

    Beginning at 2:30 AM PDT, Iterable Engineering detected an issue with our C18 clusters leading to delays on user updates, list uploads, user deletion, and event processing. Additionally, there were failures on API calls to endpoints such as event/track for a period of time.

    Next update at 3:45 AM PDT or sooner.

  2. monitoring

    Ingestion lag for C18 is recovering and success rates for all services are back to normal. We will continue to monitor the cluster until the ingestion backlog has fully cleared.

    Next update at 4:30 AM PDT or sooner.

  3. monitoring

    We are continuing to monitor for any further issues.

  4. resolved

    The system has finished working on backlog of data and the data is caught up. All systems are operational and have no issues.
    Engineering will continue to monitor the cluster performance.

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Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab).

Cite this

Status incident (vendor impact label: minor) posted by Iterable, started 2025-07-28 10:21 UTC, resolved after 27 min, 4 update(s).

Title
Ingestion Delays and API Failures on C18
Vendor
Iterable
Date
URL
https://rewindex.com/company/iterable/incidents/vkk0xz7blsm7

Iterable profileRecent Iterable incidentsAll outages on July 28, 2025Iterable in July 2025MarkdownJSON