Re: [PATCH 00/14] Present useful limits to user (v2)

Topi Miettinen
2016-07-15T13:52:48Z

On 07/15/16 12:43, Peter Zijlstra wrote:
> On Fri, Jul 15, 2016 at 01:35:47PM +0300, Topi Miettinen wrote:
>> Hello,
>>
>> There are many basic ways to control processes, including capabilities,
>> cgroups and resource limits. However, there are far fewer ways to find out
>> useful values for the limits, except blind trial and error.
>>
>> This patch series attempts to fix that by giving at least a nice starting
>> point from the highwater mark values of the resources in question.
>> I looked where each limit is checked and added a call to update the mark
>> nearby.
>
> And how is that useful? Setting things to the high watermark is
> basically the same as not setting the limit at all.

What else would you use, too small limits?

-Topi