On Sat, 9 Dec 2006, David Relson wrote: > Greetings, > > I just installed an ALi based USB2.0 in an effort to avoid the > disconnects I've been having with my mobo's VIA chipset. The > performance of the new board is awful -- 8 to 12 minutes to copy 1GB to > an external hard drive, compared to approx 50 seconds for the VIA. > vmstats shows that the writes/second will be OK for a while (a thousand > plus per second), then goes to 0 for 20 or 30 seconds. > /var/log/messages shows: > > ehci_hcd 0000:00:06.3: port 3 high speed ehci_hcd > 0000:00:06.3: GetStatus port 3 status 001005 POWER sig=se0 PE CONNECT > usb 1-3: reset high speed USB device using ehci_hcd and address 7 > > ehci_hcd 0000:00:06.3: port 3 high speed > ehci_hcd 0000:00:06.3: GetStatus port 3 status 001005 POWER sig=se0 PE > CONNECT > usbdev1.7_ep02: ep_device_release called for usbdev1.7_ep02 > usbdev1.7_ep88: ep_device_release called for usbdev1.7_ep88 > ehci_hcd 0000:00:06.3: port 3 high speed > ehci_hcd 0000:00:06.3: GetStatus port 3 status 001005 POWER sig=se0 PE > CONNECT > usb 1-3: reset high speed USB device using ehci_hcd and address 7 > ehci_hcd 0000:00:06.3: port 3 high speed > ehci_hcd 0000:00:06.3: GetStatus port 3 status 001005 POWER sig=se0 PE > CONNECT > usbdev1.7_ep02: ep_device_release called for usbdev1.7_ep02 > usbdev1.7_ep88: ep_device_release called for usbdev1.7_ep88 > > I'm thinking I should return the card ASAP, but perhaps there's a > setting I'm missing that would make the new card perform well. > > Anybody have experience with the ALi chipset (specifically on a > StarTech.com USB 2.0 4 Port PCI card)?
I've got a 4-port USB 2.0 PCI card with an ALi chipset (I don't recall whether it is a StarTech.com card, though). It works just fine. Have you tried changing USB cables? Alan Stern ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Linux-usb-users@lists.sourceforge.net To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
