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Outage in Pantheon

Degraded Solr Indexing

Resolved Minor
October 30, 2026 - Started 16 days ago - Lasted 12 days
Official incident page

Incident Report

Summary AI Generated

Pantheon experienced a degraded Solr indexing issue affecting a subset of sites, lasting approximately 11.5 days. A fix was identified and implemented on October 29, 2026, restoring indexing for most affected sites, while live sites requiring manual remediation were fully addressed by November 6, followed by batch remediation of non-live environments. The incident was fully resolved on November 10, 2026.

We are investigating Solr issue where indexing fails on a subset of sites. Our engineering team is investigating the cause and working toward a resolution. We will provide another update as more information becomes available.

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Latest Updates ( sorted recent to last )
RESOLVED 5 days ago - at 11/10/2026 03:33PM

This incident has been resolved.

MONITORING 7 days ago - at 11/08/2026 02:46AM

Batch remediation for non-live sites is ongoing.

We’ll share another update when it’s complete or if there’s a significant change.

MONITORING 9 days ago - at 11/06/2026 01:28PM

All live sites have been remediated. Batch remediation for non-live sites is in progress.

We'll share another update as remediation progresses.

MONITORING 12 days ago - at 11/03/2026 05:59PM

Batch remediation is continuing, and Solr indexing has been restored for many affected sites.

Some live sites still require manual attention, and additional remediation is planned to begin today.

Non-live environments will be addressed at a lower priority.

We’ll continue monitoring Solr indexing and share another update if anything changes.
If you need immediate assistance, start a chat with our Support bot and request an urgent Support ticket, or email helpdesk@pantheon.io.

MONITORING 12 days ago - at 11/02/2026 09:53PM

We are continuing to monitor for any further issues. Should you require immediate assistance, please open a chat with our Support bot and request an urgent Support ticket, or email helpdesk@pantheon.io.

MONITORING 13 days ago - at 11/01/2026 07:00PM

We are continuing to monitor the implemented fix and Solr indexing results for affected sites. We'll share another update if the status changes. If you need immediate assistance, please open a chat with our Support bot and request an urgent Support ticket, or email helpdesk@pantheon.io.

MONITORING 14 days ago - at 11/01/2026 11:24AM

We are continuing to monitor the implemented fix and results.

If you need immediate assistance, please open a chat with our Support bot and request an urgent Support ticket, or email helpdesk@pantheon.io for direct assistance.

MONITORING 14 days ago - at 10/31/2026 11:33PM

Solr indexing has been mostly restored for the affected subset of sites, and we are continuing to monitor the results. We will share another update if there is a change. Thank you for your patience.

If you need immediate assistance, please open a chat with our Support bot and request an urgent Support ticket, or email helpdesk@pantheon.io for direct assistance.

MONITORING 15 days ago - at 10/31/2026 10:00AM

We are observing the fix for any further issues. Thank you for your patience.

MONITORING 15 days ago - at 10/31/2026 02:38AM

We are continuing to monitor the implemented fix for any further issues. Thank you for your patience.

MONITORING 15 days ago - at 10/30/2026 06:50PM

Solr indexing remains under observation, with the fix still in place. We will post again if the status changes.

MONITORING 16 days ago - at 10/30/2026 02:59PM

We have received no new reports of Solr indexing issues. The fix remains in place, and we are continuing to monitor its results. We will share another update if there is a change.

MONITORING 16 days ago - at 10/30/2026 10:13AM

We have received no new reports of Solr indexing issues since our last update. The fix restored indexing for most affected sites with no action needed on their side. We are continuing to work on the remaining sites and will follow up with those customers directly. We will share another update if there is a change.

MONITORING 16 days ago - at 10/30/2026 06:41AM

No new reports with solr issue but we are still monitoring the results of the implemented fix.

MONITORING 16 days ago - at 10/30/2026 04:16AM

A fix has been implemented and we are monitoring the results.

IDENTIFIED 16 days ago - at 10/30/2026 02:52AM

The issue has been identified and a fix is being implemented.

INVESTIGATING 16 days ago - at 10/30/2026 12:36AM

We are investigating Solr issue where indexing fails on a subset of sites. Our engineering team is investigating the cause and working toward a resolution. We will provide another update as more information becomes available.

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