Messages in this thread | | | From | Enrico Mioso <> | Date | Wed, 11 Feb 2015 17:31:05 +0100 (CET) | Subject | Re: intensive IO on usb-storage device causing system lock |
| |
Thank you. If I'll be able I'll try. Thank you again guys. Enrico
On Wed, 11 Feb 2015, Alan Stern wrote:
> Date: Wed, 11 Feb 2015 16:21:50 > From: Alan Stern <stern@rowland.harvard.edu> > To: Enrico Mioso <mrkiko.rs@gmail.com> > Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org > Subject: Re: intensive IO on usb-storage device causing system lock > > On Tue, 10 Feb 2015, Enrico Mioso wrote: > >> Hello guys. >> the problem is still reproducible with final 3.19 kernel - I can confirm it. >> Re-sending the last trace here - don't know if it's available in cxg.de. > > Please stop posting these process traces. They don't help. > > Instead, post a usbmon trace showing what happens around the time when > the problem occurs. If the trace file is quite large (which is likely, > because usbmon can generate a lot of data in a short time), you can > cut out everything up to the last few hundreds of KB before the problem > starts. > >> For those who might not have read the thread - the problem is: after some >> intensive IO to an USB (usb-storage) disk, for a more or less long time, >> depending on the quantity of IO you do, there start to be situations where some >> processes get stuck doing IO, in any case. Not IO to the USB disk, but IO also >> to other devices, like the one where the root partition resides, in my case a >> flash drive. I am using an EEE PC 701. > > That sounds like the problem may lie somewhere other than in the USB > stack. But there's no way to tell without seeing a usbmon trace. > > Alan Stern > > >
| |