What queues/buffers does tc-netem use?

2015-07-16 Thread Motejlek, Petr
Hello, I was wondering what queues/buffers does netem use and how does one control or monitor them? I could not find this information anywhere and I am not that good in reading the sources to be able to tell enough about this :) If we talk only about the situation where netem is the root

Re: What queues/buffers does tc-netem use?

2015-07-16 Thread Hagen Paul Pfeifer
On July 16, 2015 at 1:28 PM Motejlek, Petr pmote...@akamai.com wrote: I was wondering what queues/buffers does netem use and how does one control or monitor them? netem uses his own rbtree based queue. You can use tc(1) to get statistics. I could not find this information anywhere and I am

Re: What queues/buffers does tc-netem use?

2015-07-16 Thread Motejlek, Petr
Pfeifer ha...@jauu.net Sent: Thursday, July 16, 2015 2:42 PM To: netdev@vger.kernel.org; Motejlek, Petr Cc: ne...@osdl.org Subject: Re: What queues/buffers does tc-netem use? On July 16, 2015 at 1:28 PM Motejlek, Petr pmote...@akamai.com wrote: I was wondering what queues/buffers does netem use

Re: What queues/buffers does tc-netem use?

2015-07-16 Thread Hagen Paul Pfeifer
On July 16, 2015 at 2:48 PM Motejlek, Petr pmote...@akamai.com wrote: Could you please give me some example of such a tc command that would tell me the statistics? I am not sure what you mean. tc -s qdisc show dev eth0 Is there a way I can manipulate the internal rbtree queue size, please?