January 7 Scheduled Downtime

The Commons will be down for several hours on the morning of January 7, 2018 while the Graduate Center performs some hardware maintenance.

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Commons downtime – October 21

[2:37pm EDT] The Commons is currently down, due to a broken database connection. Our technical team is looking into it.

[2:52pm EDT] UPDATE: The site is back up. We’re investigating the root cause.

Commons downtime

[10:15pm EST] The Commons is currently unavailable while we investigate some abnormal behavior.

[Update 10:37pm EST] The site is available again. The problem appears to be related to a corrupted object cache, which was resolved with a hard flush of Memcached.

Maintenance downtime

The Commons will be offline for a few minutes for maintenance related to recent performance issues.

[4:35pm] The site is back online. We’ve put an emergency caching layer in front of one of the sources of the issues, and site resources are stabilizing.