Quotes of the week

It is an accepted fact that memcg sucks. But can it suck faster?

This was motivated by a bug report last February complaining about 200-microsecond latency spikes from RCU grace-period initialization. On systems with 4096 CPUs.

Real-time response. It is far bigger than I thought.

I only mentioned it to see if your virtual crap detector is still working. Looks like it's still in top condition, low latency and 100% hit rate.