[Soekris] net5501 USB port speed?
Joel Jaeggli
joelja at bogus.com
Mon Jan 21 18:59:41 UTC 2008
Malcolm Herbert wrote:
> I'm wondering about the usual speed of the net5501 USB port, as I seem
> to get no better than about 700KB/s to an attached external disk.
That sounds really close to what you'd expect from usb1, about 5.6Mb/s...
I'll connect one up to my soekris and see what I get.
> I haven't yet worked out where the bottleneck is, but a 250GB RAID
> mirror is expected to take 4 days to sync, which seems to be a little
> too long to me ... it also seems to pound the CPU pretty hard when
> I do any sustained USB traffic ...
So there's two disks in an external enclosure and one is being copied to
the other?
> Has anyone else seen this transfer rate from their net5501? Is it
> just a case of a crappy USB "2" disk caddy?
>
> If the USB port isn't really useable for external disks, what options
> would I have to get some sort of mounting bracket for a second disk
> inside the box - presumably a SATA 2.5in disk of the same type?
> Regards,
> Malcolm
>
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