Re: /proc/timer_list leaks the real pids of the associated processes

From: Thomas Gleixner
Date: Wed Feb 08 2017 - 04:47:36 EST

On Tue, 7 Feb 2017, Jessica Frazelle wrote:

> So I used to use this "feature" as a hack to see if something was
> running in a k8s cluster or not because fluentd gives a lot of things
> away.

That file does not tell you at all whether something is running or not. It
merily tells you that there are timers queued.

> Runc basically decided to mask this file so it stopped happening
> though. But I think namespace aware is the right decision.

Unless you can come up with a real good argument why this is usefull beyond
debugging and crystal ball hackery, it's going to go away.