USB problems

andre post apostbackup at yahoo.com
Thu May 13 15:26:04 PDT 2004


> After some time (usually around 12 to 24h), the
devices > on the USB hub are not accessible anymore
and I have to > unplugg then replugg the hub power
switch again for the > devices to work.
> This does _not_ happen when I unplugg the USB
harddrive > (I unplugged it for like
> a week and had no problem).

How does your Wired memory behave during the time of
intensive USB traffic?

If my bet is right, you're suffering from the usb
driver memory leak as outlined in these PRs:
originally in the 4.x branch:
http://www.freebsd.org/cgi/query-pr.cgi?pr=31659
and still not solved in the 5.x branch:
http://www.freebsd.org/cgi/query-pr.cgi?pr=66324

Andre


	
		
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