Issues with network routing for Mac jobs

What's happening

Our engineers are investigating network routing issues for some Mac jobs.

What's impacted

Mac jobs that make outbound requests, including checking out from GitHub.

We have implemented a change to address the routing issues and are monitoring the results.

Mac jobs are still seeing intermittent failures with network routing.

We are working with our infrastructure provider to address the networking issues.

We are seeing improvement in Mac job network routing.

We will continue to monitor for signs of recovery.

Our team is moving this incident to Monitoring status based on significant improvement seen in our tests and low error rate. We are seeing improvement in network routing for Mac jobs and are actively engaged with our infrastructure provider. If your Mac jobs experience network-related failures or degraded service please reach out to CircleCI support.

We are continuing to monitor for any further issues.

We are continuing to monitor. We still observe a low percentage of intermittent failures. The failure rate is trending down as we continue to monitor. We advise customers to contact CircleCI Support if they see a change in degraded services and increased failure rate.

Due to continued reports of intermittent failures and a lack of sustained improvement while in monitoring status, this incident is elevated back to investigating to escalate with our infrastructure provider.

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

We are concluding this incident based on a confirmed fix with our infrastructure provider and successful tests. For any customers seeing failed runs, please run again for a successful connection.