try compressing your attachments. allan
On Mon, Oct 27, 2014 at 7:00 AM, Mike Cloaked <mike.cloa...@gmail.com> wrote: > On Mon, Oct 27, 2014 at 10:25 AM, Mike Cloaked <mike.cloa...@gmail.com> > wrote: >> >> On Sun, Oct 26, 2014 at 4:28 PM, Mike Cloaked <mike.cloa...@gmail.com> >> wrote: >>> >>> On Tue, Sep 23, 2014 at 11:57 PM, Olaf Meeuwissen >>> <olaf.meeuwis...@avasys.jp> wrote: >>>> >>>> >>>> m. allan noah writes: >>>> >>>> > Mike- when you get back to the machine, maybe you could make some >>>> > logs. If we could see a usb log of what scanimage does and what >>>> > vuescan does, we might be able to find a difference. The problem will >>>> > be figuring out how to both reduce the volume of data the the bare >>>> > minimum which reproduces the problem, and also doing exactly the same >>>> > thing in both cases. I might be as simple as a 'scanimage --help' >>>> > multiple times in a row, and starting/stopping vuescan multiple times. >>>> > I'm not sure how to tell the kernel to enable usb logging, but I bet >>>> > google will tell you :) >>>> >>>> $ sudo modprobe usbmon >>>> $ sudo wireshark >>>> >>>> and selecting the right USB bus to capture traffic on. The `usbmon#` >>>> numbers match the bus numbers that `lsusb` outputs. >>>> >>>> Hope that helps, >>>> >>> >>> Sorry about the delay - things got a bit hectic this month - the coming >>> week looks a little easier so I will set up to test the scanner for usb logs >>> during the coming week, and once I have captured some logging information I >>> will post back. >>> >>> -- >>> mike c >> >> >> I had a little time this morning available to test the scanner. I am >> testing on a Lenovo Y510p laptop with usb3 ports. The laptop is running arch >> linux fully up to date with kernel 3.17.1-1-ARCH. >> >> The relevant sane package versions are: >> >> [root@lenovo2 ~]# pacman -Qs sane >> local/kdegraphics-ksaneplugin 4.14.2-1 >> A scan plugin that implements the scanning >> local/libksane 4.14.2-1 >> An image scanning library >> local/perl-common-sense 3.73-1 >> Implements some sane defaults for Perl programs >> local/sane 1.0.24-3 >> Scanner Access Now Easy >> local/sane-frontends 1.0.14-7 >> A set of frontends for SANE. >> local/xsane 0.999-1 >> A GTK-based X11 frontend for SANE and plugin for Gimp. >> local/xsane-gimp 0.999-1 >> XSane Gimp plugin >> >> >> I was following the guide at >> https://www.kernel.org/doc/Documentation/usb/usbmon.txt >> >> I found that the usbmon directory was already mounted: >> # ls /sys/kernel/debug/usb/usbmon/ >> 0s 0u 1s 1t 1u 2s 2t 2u 3s 3t 3u 4s 4t 4u >> >> Checking which bus was used when the scanner was plugged in was bus 1 from >> the lsusb command. >> >> The after pulling the usb cable out I did >> # cat /sys/kernel/debug/usb/usbmon/1u > >> /home/mike/Documents/debugging/scanner/vuescan.mon.out >> >> and then re-inserted the scanner usb cable into the usb3 port, and started >> up vuescan. >> >> After doing a single scan I stopped the log and saved it. >> >> Then I did the same but using xsane from the GIMP - and it reliably >> crashed xsane, but it also zeroed out the usb monitor log file! Eventually >> I was able to stop the monitor stream and save the file before xsane >> finished crashing, and whilst the scanner was still producing a continuous >> screaming noise, I safeguarded the file as xsane1.mon.out. >> >> Both these files are attached. I have not tried to get wireshark to >> analyse the data as I am not sure how to do it. >> >> Are these two log files a help in getting some diagnostics? >> >> Thanks >> >> Mike >> >> -- >> mike c > > > I am re-sending this without the logfile attachments as they were too big to > be accepted on the list and the original is held for moderation. I could > post the logs to a cloud temporary file? > > By the way with xsane when I first plug in the scanner and start xsane via > the GIMP it does begin to work and indeed completes a pre-scan. However if > I select 300dpi resolution and ask it to to a full scan then that is when it > reliably crashes and the scanner screams for some time but eventually stops. > If I restart xsane it sometimes crashes almost straight away but sometimes > looks as though it has started again but crashes almost as soon as I try to > do anything with it. > > -- > mike c -- "well, I stand up next to a mountain- and I chop it down with the edge of my hand" -- sane-devel mailing list: sane-devel@lists.alioth.debian.org http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/sane-devel Unsubscribe: Send mail with subject "unsubscribe your_password" to sane-devel-requ...@lists.alioth.debian.org
