Resolved: Performance is back to normal.
Update: Search is still slower than usual. We will keep monitoring response times.
Update: The solution worked as expected and log processing is up to speed again. Search speeds are still impacted. We will keep monitoring response times. Sorry for any inconveniences caused.
Update: We're still working on this, the solution is on its way.
Update: We're still working on this, we're deploying a solution soon.
One of our database servers is slow. We're looking for a solution.