Background job delays impacting sync and email delivery

This incident has been resolved.

A fix has been implemented and we're monitoring the situation. All unprocessed jobs have now been processed.

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

We are continuing to investigate the issue.

We're currently investigating an issue involving delays in background job processing that's impacting integration syncs, email delivery, activity log delivery, and webhook delivery (amongst other things). Impacted integration syncs will show as failed with "Out of sync". If expected emails aren't being received, it's likely related to this as well.