Date: Mon, 21 Nov 2011 20:58:23 +0100 From: Stefan Bethke <stb@lassitu.de> To: Adam Vande More <amvandemore@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: Limiting disk I/O by jail or uid? Message-ID: <CA545615-4337-439F-A8A5-AD7C2B54BC97@lassitu.de> In-Reply-To: <CA%2BtpaK3J1BCvGLsNZ_LBuYs9ve08UJY=12HH9Ch%2Bb=3wRbqKNg@mail.gmail.com> References: <E04BD92A-EFEA-4EB4-BC57-1F07EC040383@lassitu.de> <CA%2BtpaK3J1BCvGLsNZ_LBuYs9ve08UJY=12HH9Ch%2Bb=3wRbqKNg@mail.gmail.com>
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Am 21.11.2011 um 19:32 schrieb Adam Vande More: > On Mon, Nov 21, 2011 at 11:47 AM, Stefan Bethke <stb@lassitu.de> wrote: > I have a process that tends to eat up all available disk bandwidth. I have other processes that I would like to have preference over this one process. Is there a facility that would allow me to assign priorities based on jail ID or uid? > > This is on 8-stable (but will upgrade to 9 soon) on ZFS. > > The straightforward solution is to separate the datasets onto their own disks, which I'm planning to do, but a software facility would be that much more flexible. > > > http://wiki.freebsd.org/Hierarchical_Resource_Limits Interesting, but it doesn't seem to offer limiting the I/O bandwidth induced by a process or jail, or assigning different priorities, which would need to be implemented in the ZFS or GEOM schedulers, I suppose. Stefan -- Stefan Bethke <stb@lassitu.de> Fon +49 151 14070811
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