Date: Sat, 20 Feb 2010 01:54:23 -0800 From: David King <dking@ketralnis.com> To: freebsd-questions@freebsd.org Subject: Re: Maximum Number of USB Mass Storage Devices Message-ID: <31263EA4-E398-477C-8011-D6BCD842A76D@ketralnis.com> In-Reply-To: <a3d9d8e91002182310q132c45c7nd0b02062039d85f3@mail.gmail.com> References: <a3d9d8e91002172226h684a33eg9948f243d55a163b@mail.gmail.com> <9512FFD9-F4E3-4038-9111-56C6D232AF12@ketralnis.com> <a3d9d8e91002182310q132c45c7nd0b02062039d85f3@mail.gmail.com>
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> Thanks David. My question was specific to FreeBSD's limitations rather = than > USB limitiations. You're not going to get "hundreds of them" on a single bus, whether it's = FreeBSD's limitation or USB's. >=20 > On 19/02/2010, David King <dking@ketralnis.com> wrote: >>=20 >>> 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. >>=20 >> 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>; >>=20 >>> 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 >>=20 >=20 >=20 >=20 > --=20 > Patrick Collins > +61 419 712 581 > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to = "freebsd-questions-unsubscribe@freebsd.org" >=20
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