On Thu, May 8, 2014 at 5:57 PM, Miroslav Lachman <000.f...@quip.cz> wrote:

> Is there any possibilities to limit disk IO for virtualization guest on
> FreeBSD?
> I would like to know, if it is possible to limit IOps for jails, or Bhyve
> guest, or VirtualBox quests. There are ways to limit CPU or RAM for them,
> but CPU and RAM are really huge these days. On the other hand, HDDs are
> still very IO limited and if one guest runs disk IO hungy task, then all
> other guest are affected / slow.
> I read about plugable GEOM scheduler few years ago (GEOM_SCHED), but it
> seems that it is dead project and there is no module for it to allow some
> scheduling according to PID, JID or something like this.
> So do we have anything like this for Jails or Bhyve?
> http://wiki.qemu.org/Features/DiskIOLimits
> http://wiki.smartos.org/display/DOC/Tuning+the+IO+Throttle
> Miroslav Lachman

Well, there is rctl. I haven't tried it yet though.

Best regards
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