That way of prioritising things makes sense, but in this case it meant the on-call SRE and someone from the edge networking team wasted their time diagnosing th

That way of prioritising things makes sense, but in this case it meant the on-call SRE and someone from the edge networking team wasted their time diagnosing the hardware problem. It seems a shame that the blog post wasn't able to follow « They immediately removed ("drained") the machines from serving, thus eliminating the errors that might result in a degraded state for customers » with something like « and they were shown a notification that there was a low-priority automatic ticket showing a possible hardware problem on those machines, so they subscribed to that ticket and didn't waste any more time ».