Slow dashboard

We apologize for any inconvenience caused by this incident. A summary of the events and measures taken follows.

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Summary

An issue related to one of our cache services resulted i degraded performance in our dashboard.

Timeline (in CET)

08:08 First indication of a slower dashboard for a few of our users

08:23 We notice more affected users and started our incident process

~08:30 We removed jobs from our queues to reduce the load on the systems

08:37 We’ve identified the issue with caching and scaled up our systems to handle the additional load

08:45 All systems are operating as normal

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What happened?

We had an issue with one of our caching services which caused an increased load on other systems - making the dashboard slower than usual.

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Actions to mitigate impact of incidents like these in future

• We’ve made multiple improvements to the caching service
• Improve our monitoring