Date: Fri, 19 Feb 2010 17:10:03 +1000 From: Patrick Collins <normalbloke@gmail.com> To: David King <dking@ketralnis.com> Cc: freebsd-questions@freebsd.org Subject: Re: Maximum Number of USB Mass Storage Devices Message-ID: <a3d9d8e91002182310q132c45c7nd0b02062039d85f3@mail.gmail.com> In-Reply-To: <9512FFD9-F4E3-4038-9111-56C6D232AF12@ketralnis.com> References: <a3d9d8e91002172226h684a33eg9948f243d55a163b@mail.gmail.com> <9512FFD9-F4E3-4038-9111-56C6D232AF12@ketralnis.com>
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Thanks David. My question was specific to FreeBSD's limitations rather than USB limitiations. On 19/02/2010, David King <dking@ketralnis.com> wrote: > > > I have a requirement to connect a large number of USB bus powered > external > > hard disks to a FreeBSD 8.0 system. I am talking about hundreds of them. > > The USB spec itself limits to 127 devices per bus, including hubs (and > including the internal hub-like device on many busses). < > http://en.wikipedia.org/wiki/Universal_Serial_Bus#Overview>; > > > I am aware of the power and bus limitations and intend to use power hubs > and > > multiple server USB ports to overcome this issue. My question is this: > > > > Does FreeBSD 8.0-RELEASE have an operating system limitation on the > number > > of USB storage devices I can connect and mount. > > > > Thanks. > > > > Patrick Collins > -- Patrick Collins +61 419 712 581
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