[Cialug] Need help automating log capture/reboot

[Justin Richeson]

I just installed iwconfig/wireless-tools and it shows that power management
is off.  I don't believe logs are preserved/rotated unless I'm missing
something.  I'm running OSMC for the distrobution on the SD.

On Mon, Oct 9, 2017 at 5:12 PM, David Champion <dchamp1337 at gmail.com> wrote:

> Check the power saving mode in the driver? They have some other pointers
> too in this thread.
>
> https://raspberrypi.stackexchange.com/questions/
> 15142/wifi-drops-on-raspberry-pi
>
> -dc
>
>
> On Mon, Oct 9, 2017 at 4:51 PM, Adam Hill <adam at diginc.us> wrote:
>
> > > copy all logs to a backup/snapshot
> >
> > are the logs not preserved / rotated across reboots?
> >
> > On Mon, Oct 9, 2017 at 4:01 PM Justin Richeson <neomatrixjr at gmail.com>
> > wrote:
> >
> > > The power supply is supposed to be 5v @ 4A....but unfortunately I don't
> > > have a good way to test that for sure.  I need to build some
> > multi-adapter
> > > cables for my in-line power analyzer.  Barrel plugs are always a pain
> > > though since there's so many....
> > >
> > > On Mon, Oct 9, 2017 at 3:21 PM, Dave Hala <dave at 58ghz.net> wrote:
> > >
> > > > I've ran into this few times over last couple of years, where the USB
> > hub
> > > > does not have a large enough power supply when loaded up devices.
> > > >
> > > > :) Dave
> > > >
> > > > On Mon, Oct 9, 2017 at 3:17 PM, Justin Richeson <
> neomatrixjr at gmail.com
> > >
> > > > wrote:
> > > >
> > > > > So, I've got a bit of an odd power/hub setup, but it seems to work
> > fine
> > > > for
> > > > > everything else...
> > > > > I've got a powered hub...and the raspberry pi is plugged into that
> > hub
> > > > as a
> > > > > device and is being powered by the hub....on one of it's higher
> power
> > > > > "charge" ports.
> > > > > And then the hub is plugged in as a device of the pi so I can use
> the
> > > USB
> > > > > hub...as a hub.
> > > > > If memory serves then, into the hub I have my wifi stick, a USB
> > stick,
> > > a
> > > > > USB-->Serial adapter for an X10 firecracker, and the pi.  I'll put
> a
> > > USB
> > > > > power analyzer on it again when I get home, but if memory serves
> it's
> > > had
> > > > > no power issues...and the pi never shows the power fault icon with
> > this
> > > > > setup.
> > > > >
> > > > > This is the hub:
> > > > > http://a.co/aZsGba1
> > > > >
> > > > > *NOTE* I just noticed...looking at the hub's description, that the
> > > > "charge"
> > > > > ports on the hub are just that...CHARGE ports.  In no way is the
> > > > raspberry
> > > > > pi a device unto itself via the hub.  It's 7+2.  7 HUB ports + 2
> > Charge
> > > > > ports.
> > > > >
> > > > > On Mon, Oct 9, 2017 at 1:44 PM, L. V. Lammert <lvl at omnitec.net>
> > wrote:
> > > > >
> > > > > > On Mon, 9 Oct 2017, David Champion wrote:
> > > > > >
> > > > > > > My first guess with the WiFi adapter is it's a power issue. Is
> > the
> > > > usb
> > > > > > > hubpowered or passive?
> > > > > > >
> > > > > > Probably plugged in directly, .. some other suggestion:
> > > > > >
> > > > > >  * A simple ping script would allow taking action (and recording
> > to a
> > > > > >    separate log file) - suggest ifdn/ifup the USB interface as a
> > > first
> > > > > >    test.
> > > > > >
> > > > > >  * Swap the PS with a new 2A unit anyway. You can get them for a
> > few
> > > > > bucks
> > > > > >    from China, or there are a number of US sources.
> > > > > >
> > > > > >  * Check the temp of the case and be sure you have decent
> > ventilation
> > > > > >    around the unit - some cases might need a small fan for 24/7
> > > > > operation.
> > > > > >
> > > > > > Let us know what you find, ..
> > > > > >
> > > > > >         Lee
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> > > >
> > > >
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