Date: Thu, 18 Feb 2010 23:00:20 -0800 From: David King <dking@ketralnis.com> To: freebsd-questions@freebsd.org Cc: Patrick Collins <normalbloke@gmail.com> Subject: Re: Maximum Number of USB Mass Storage Devices Message-ID: <9512FFD9-F4E3-4038-9111-56C6D232AF12@ketralnis.com> In-Reply-To: <a3d9d8e91002172226h684a33eg9948f243d55a163b@mail.gmail.com> References: <a3d9d8e91002172226h684a33eg9948f243d55a163b@mail.gmail.com>
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> 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: >=20 > Does FreeBSD 8.0-RELEASE have an operating system limitation on the = number > of USB storage devices I can connect and mount. >=20 > Thanks. >=20 > Patrick Collins
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