Monday August 21, 2023

Issue summary:
On August 21, 2023 from 8:00 AM PDT to 8:51 AM PDT, less than 1% of users experienced trouble loading Slack.

We determined that a recent code change on our back end was resulting in a higher than expected memory footprint, and that this combined with high traffic loads was causing these issues.

We immediately rolled back this change, which resolved the issue for all affected users.

4:07 PM PST

We have identified the issue and have now restored full functionality of Slack for all impacted users.

Less than 1% of users were experiencing trouble loading Slack.

Thank you for your patience while we sorted this out.

8:59 AM PST

We have identified that a small number of users may be having trouble loading Slack.

We’re still actively investigating this issue, but we don’t have any new information to share at this time.

Thanks for sticking with us as we continue to work towards a fix.

8:37 AM PST

Users may be having trouble loading Slack.

We're actively looking into this, and we'll report back as more information becomes available.

8:03 AM PST