Monday July 29, 2019

Outage
Issues with messages sending and slow performance

Issue Summary: On July 29, 2019, at 7:23 a.m. PDT, we made a change that inadvertently caused some performance issues, including messages failing to send. Some customers had trouble accessing their Slack workspaces entirely. By 8:47 a.m. PDT, we identified the cause and reverted the change. The issue was fully resolved by 8:48 a.m. PDT.
Jul 30, 2:37 AM UTC
We're pleased to report that we have the all clear, and all functionality is now restored. Thanks so much for bearing with us in the meantime.
Jul 29, 3:54 PM UTC
Customers may be running into trouble accessing their Slack workspaces completely. We're actively looking into this and apologize for the interruption to your day.
Jul 29, 3:30 PM UTC
Some workspaces might be experiencing issues with messages sending, and slow performance across the board. Our team is on the case and we'll report back once we have an update to share.
Jul 29, 2:54 PM UTC
Features affected
Connectivity
Messaging
Apps/Integrations/APIs
Status
Outage