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...should fail to open the usb device after already succeeding many times. Could it be a USB power management issue? Or simply opening it too many times somehow breaks it? On Thu, Dec 31, 2015 at 4:06 PM, Charles Lepple <clepple at gmail.com> wrote: > On Dec 31, 2015, at 5:31 PM, Nicholas Leippe <leippe at gmail.com> wrote: > > > > Is this something to cross post to linux-usb? > > I guess, although they might need to know some additional details about > your libusb configuration (real libusb-0.1.x, or libusb-1.x with > libusb-compat). > > Here is the rel...

This issue has been occurring for years on my setup. OS: Gentoo most recent kernel: 4.1.12 UPS: Eaton Powerware 9130 rackmount 2000kVA, connected via USB The upsdrv service dies and must be restarted several times a day. Zero output to dmesg or any other log other than failed reattempts reporting no such file or directory errors. "/lib64/nut/usbhid-ups -DDD -q -a powerware" exited 1

On Dec 31, 2015, at 5:31 PM, Nicholas Leippe <leippe at gmail.com> wrote: > > Is this something to cross post to linux-usb? I guess, although they might need to know some additional details about your libusb configuration (real libusb-0.1.x, or libusb-1.x with libusb-compat). Here is the relevant portion of the code: https://g...

On Thu, Dec 31, 2015 at 4:43 PM, Charles Lepple <clepple at gmail.com> wrote: > Thanks for the libusb version numbers. By the way, which version of NUT > are you using? > > nut-2.7.3 > On Dec 31, 2015, at 6:23 PM, Nicholas Leippe <leippe at gmail.com> wrote: > > > > I haven't cracked open the nut sources yet, but am curious why it should > fail to open the usb device after already succeeding many times. > > Could it be a USB power management issue? Or simply opening it too many > times some...

Thanks for the libusb version numbers. By the way, which version of NUT are you using? On Dec 31, 2015, at 6:23 PM, Nicholas Leippe <leippe at gmail.com> wrote: > > I haven't cracked open the nut sources yet, but am curious why it should fail to open the usb device after already succeeding many times. > Could it be a USB power management issue? Or simply opening it too many times somehow breaks it? One majo...

Using an Eaton Powerware 9130 via USB, and the usbhid driver. Is there a command to extract the devices internal event log? I can't seem to find one anywhere. I'm talking about the event log that is available to peruse via the device's front LED interface. -------------- next part -------------- An HTML attachment was scrubbed... URL:

[please use Reply-All to include the list.] On Feb 3, 2016, at 3:06 PM, Nicholas Leippe <leippe at gmail.com> wrote: > > Using an Eaton Powerware 9130 via USB, and the usbhid driver. > Is there a command to extract the devices internal event log? I can't seem to find one anywhere. > I'm talking about the event log that is available to peruse via the device...