Mux had 50 outages in the last 2 years totaling 141h 51m of downtime — averaging 2.1 incidents per month.
There were 50 Mux outages since May 15, 2025 totaling 141h 51m of downtime. Each is summarised below — incident details, duration, and resolution information.
We are investigating an issue causing an increase in errors in the Mux Data dashboard and API.
We have identified the issue and are implementing a fix.
A fix has been implemented and we are monitoring.
This incident has been resolved.
From 21:02 UTC to 22:55 UTC some live streams may have experienced elevated rebuffering. We have identified and mitigated the issue.
We are seeing high webhook delivery latency. We are actively investigating
We have identified the issue and have deployed a fix. We are continuing to monitor.
This incident has been resolved.
From 03:08UTC to 03:14UTC we saw increased request error rates and webhook delivery latency increases. The issue is mitigated and systems are operating normally.
We are currently investigating errors in Mux Data historical metrics beginning at approximately 22:08 UTC. We apologize for the inconvenience and will share an update once we have more information.
Our team has identified the cause of elevated Data Historical metrics errors and is actively working on a fix. We’ll continue to share updates as we have them.
Our team has implemented a fix and we are monitoring the results. We’ll post an update as soon as the issue is fully resolved.
This incident has been resolved
We are currently investigating an issue where playback may experience elevated rebuffering rates and playback failures.
The issue has been identified and a fix is being implemented.
A fix has been implemented and we are monitoring the results.
This incident has been resolved.
We are currently investigating the issue
The issue has been identified and a fix is being implemented.
A fix has been implemented and we are monitoring the results.
This incident has been resolved.
Mux Data Views for EU customers are delayed beginning 22:53 UTC. We are investigating
The issue has been identified and a fix is being implemented.
Our pipeline latency is resolved and we are caught up as of 1:50 UTC
This incident has been resolved.
We are seeing some latency in both Monitoring and Historical views starting 15:53 UTC for EU customers and are currently investigating
We are monitoring for additional latency. EU saw elevated latency 15:50 UTC to 16:04 UTC. Monitoring data was inaccurate during that window and views were delayed. No data was lost.
This incident has been resolved.
Small percentage of static rendition downloads. We are currently investigating this issue.
A fix has been implemented and we are monitoring the results.
This incident has been resolved.
We are investigating increased startup times, re-buffering, and playback errors from 429 errors on some live streams and on-demand assets.
A fix has been implemented and we are monitoring the results.
This incident has been resolved.
We are investigating an issue causing delays in processing for some assets.
We are investigating an issue causing delays in processing for some assets. Additionally, the generation of static renditions, masters, and captions may be delayed.
The issue has been identified and a fix is being implemented.
A fix has been implemented and we are monitoring the results.
This incident has been resolved.
We are currently investigating an issue where dashboard.mux.com is unavailable and may be showing an exception when loaded. All Data and Video services aside from dashboard.mux.com are unaffected.
A fix has been implemented and we are monitoring the results.
This incident has been resolved.
A recent encoding change caused a mismatch in initialization metadata for some clips that were created in the last 24 hours. This would affect clips of assets created before Thursday, March 6 — 15:11 UTC that utilized "basic" or "premium" video_quality. A fix is currently being worked on.
Engineers have resolved the issue with clips not having audio. Any new clips will function as expected. Impacted clips created during the incident window are not retroactively corrected, but can be re-created from the original asset.
We are currently investigating an issue with our Mux Data Monitoring collection pipeline. Data may be delayed or missing beginning 05:14 UTC
We are continuing to investigate and are seeing significant latency in our collection pipeline.
We are continuing to investigate and will post as soon as we know more.
The issue has been identified and we are implementing a fix. Latency in the system is reduced, but still remains for some customers.
A fix has been implemented and we are monitoring the results. Latency has returned to normal.
This incident has been resolved.
We are currently investigating delays in video ingestion and webhook delivery. Our teams are investigating and we will share an update once we have more information.
Our teams identified the cause of the delays and are actively working on recovery.
Our teams have implemented a fix to resolve the delays. At approximately 19:53 UTC, customers may have experienced delays in video ingest time and webhook delivery. We will continue to monitor the recovery and will post an update when fully resolved.
After monitoring the fix we have confirmed full resolution.
We are investigating an issue causing uploads to direct upload endpoints to fail for some customers. URL based ingest is not affected.
A fix has been implemented and we are monitoring the results. Some customers may have experienced a low number of playback failures during the incident.
This incident has been resolved.
We are investigating an issue where monitoring data is significantly delayed
Elevated latency in the processing of incoming monitoring data began approximately 21:35 UTC. This impacted most customers that have access to monitoring data. Latency has starting improving, and we continue to investigate root cause.
We've taken corrective action and are monitoring the results. Tail latencies have fully recovered.
This incident has been resolved.
We are investigating an issue that causes some audio or video segments to be corrupt, causing playback quality degradation on affected assets.
We have identified the cause of this issue and our team is working on a fix.
A fix has been implemented to address the issue for new assets, and our team is working through any remaining affected assets. We will post further updates as we have them.
We have completed the remediation steps for impacted assets and will be monitoring.
This incident has been resolved.
We are currently investigating errors in Mux Data, that are impacting some customers' metric collection, beginning at approximately 0935 UTC. We apologize for the inconvenience and will share an update once we have more information.
Our team has implemented a fix to resolve the issue and is monitoring the situation. We'll post an update as soon as the issue is fully resolved.
This incident has been resolved.
We're experiencing an elevated level of Livestream connection errors and are currently looking into the issue.
The issue has been identified and a fix has been implemented. We will continue to monitor.
We are continuing to monitor for any further issues.
This incident has been resolved.
We are currently investigating possible delays in Mux Data historical metrics beginning at approximately 19:55 UTC. We apologize for the inconvenience and will share an update once we have more information.
Our team has identified a cause to delayed historical data and is actively working on a fix. We’ll continue to share updates as we have them.
Our team has implemented a fix to resolve the delayed historical metrics, and is monitoring the situation. We’ll post an update as soon as the issue is fully resolved.
This incident has been resolved.
Beginning 00:07 UTC, we are seeing the monitoring page take a very long time to load and are investigating
We are continuing to investigate the cause of this issue. Customers should now see improved latency in loading the monitoring dashboard. We are assessing potential impact to our collection pipeline.
From 2025-12-05 00:07:00 UTC to 2025-12-05 00:36:00 UTC, several Mux Data servers experienced degraded connectivity. This resulted in monitoring dashboards being unable to load, beacon ingestion to slow slightly, and in some instances a small number of missing views at 00:08:50 UTC and 00:35:35 UTC
This incident has been resolved.
Starting around 18:17:00 UTC on December 2nd, we noticed elevated error rates for people attempting to start new live streams. Our team has identified the issue and are working on a resolution.
A fix has been implemented and we are monitoring the results.
This incident has been resolved.
The team have identified an issue causing an increase in error rates for image delivery, and are working on a fix.
The team is currently deploying a fix for this issue.
This incident has been resolved.