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Salesforce: Performance Degradation: Core Service

Impact: minorStatus: resolvedStarted Resolved (17 h)7 updatesSource: status.salesforce.com (opens in new tab)

Affected components: Core Service187 instances

Timeline of updates

  1. update

    As of October 8, at 20:10 UTC, we noted a performance degradation impacting Experience Sites. Some customers may observe Experience Sites rendering incorrectly on their sandbox environments. We discovered a recent release as the potential trigger and are identifying the best path to resolve this issue. Thank you for your patience as we work through this issue. We will provide an update in 30 minutes or sooner if additional information becomes available.

  2. update

    A rollback in a test sandbox environment has been completed and is showing positive results. We are monitoring health metrics in the test environment as we determine our best solution moving forward. We’ll provide an update in 30 minutes or sooner if additional information becomes available.

  3. update

    Health metrics remain positive on the test environment, and we are preparing to roll back the release on the impacted environments. Thank you for your patience as we continue our resolution efforts. We’ll provide an update in 30 minutes or sooner if additional information becomes available.

  4. update

    We continue to prepare for the release rollback and are exploring additional options for expedited resolution. We apologize for any inconvenience this issue may be causing you. We’ll provide an update in 30 minutes or sooner if additional information becomes available.

  5. update

    Following a successful period of monitoring the release rollback in the test environment, we are now preparing to undertake a release rollback across all impacted environments. This will take at least 6-8 hours to fully complete. We will provide an update once we have further insight into the timing or the deployment’s progress. We apologise for any inconvenience this issue is causing to customers.

  6. update

    Progress continues with our release deployment preparations. The rollout will be undertaken in a staggered approach, outside of all regions’ core business hours. We do not have an approximate time for how long this will take to fully deploy. We will provide an update once we have further insight into the timing or the deployment’s progress. We apologise for any inconvenience this issue may be causing customers.

  7. update

    The deployment is complete across all impacted instances in the sandbox environment. We have validated and verified that the instances are now stable, and Experience sites are now rendering the correct data. The issue is now resolved. Due to the staggered nature of the fix rollout, customers may have experienced an impact between October 8, 2025, 20:00 UTC and October 9, 2025, 13:15 UTC. We apologize for how this incident may have affected you and your business. We’ll perform a full investigation of the incident, confirming the technical trigger and the underlying cause.

Impact, status and times are the vendor’s own, as last archived. View on status.salesforce.com (opens in new tab). Salesforce profile · Recent Salesforce incidents · Markdown · JSON