How do I limit I/O usage for a user/process? A user broke my system

[Mark Moellering]

On Fri, Aug 19, 2016 at 4:34 PM, Steve O'Hara-Smith <steve at sohara.org> wrote:
> On Fri, 19 Aug 2016 16:28:29 -0400
> Mark Moellering <markmoellering at psyberation.com> wrote:
>
>> Depending on the nature of the box, one possibility (albeit a slightly
>> more complex one), is using a jail.  If basic user accounts are in a
>> jail, the jail can run out of memory and start file swapping without
>> affecting the kernel or other server functions.  Again, this depends
>> on your set-up, etc
>
>         A VM can do this but not a jail.
>
> --
> Steve O'Hara-Smith <steve at sohara.org>
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At the risk of flogging a dead horse;  I thought you could in a jail
but it turns out you cannot, however, you can use rctl to set limits
on a jail.
I find jails pretty amazing but, as I said in my original post, this
is a much more complicated solution...

Mark