Danny,

Once you find the issue, would love to hear what the problem was.

On Mon, Jun 1, 2015 at 9:09 AM, William Hermans <[email protected]> wrote:

> HI Danny,
>
> Not saying that it couldn't be a driver issue, but I've been loading my
> rootfs over out network for a long time( read: close to two years, with
> various kernels ), and have never even seem one dropped packet, let alone
> 5-10%. I've also done some minimal testing of network mounted file systems,
> e.g. using dd to write / read from a remote mount. Using both iSCSI, and
> NFS, while observing no dropped packets. The interface was also maxed out
> from what I could tell ( 11MB/s + ).
>
> So while I obviously can not give you a concrete answer, I would
> definitely look into cabling / internet stability. Especially if the
> internet used is wireless . . .
>
> On Mon, Jun 1, 2015 at 6:39 AM, Robert Nelson <[email protected]>
> wrote:
>
>> On Mon, Jun 1, 2015 at 4:25 AM,  <[email protected]> wrote:
>> > I have a Beaglebone Black deployed at a customer site that is reporting
>> a
>> > large number dropped RX packets in ifconfig:
>> >
>> > Link encap:Ethernet  HWaddr c8:a0:30:34:b8:09
>> >           inet addr:10.121.6.30  Bcast:10.121.6.255  Mask:255.255.255.0
>> >           inet6 addr: fe80::caa0:30ff:fe34:b809/64 Scope:Link
>> >           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>> >           RX packets:10201019 errors:0 dropped:2478997 overruns:0
>> frame:0
>> >           TX packets:3304697 errors:0 dropped:0 overruns:0 carrier:0
>> >           collisions:0 txqueuelen:1000
>> >           RX bytes:1240516851 (1.1 GiB)  TX bytes:250440920 (238.8 MiB)
>> >           Interrupt:40
>> >
>> > Are there any settings that may be adjusted on the Beaglebone that may
>> help
>> > or is this likely a cabling/network issue at the site or a defective
>> NIC?
>> > Would it be common for the default network settings to not be able to
>> handle
>> > incoming packets fast enough (installed BeagleBone Debian Image
>> 2014-04-23)?
>> > I installed ethtool, but it appears that most options are not supported
>> in
>> > this Debian image.  When I ping anything on the local network, I'm
>> getting
>> > 5-10% dropped packets.
>>
>> There's been a few tweaks to the cspw driver since 2014-04-23..
>>
>> Grab the latest via:
>>
>> wget
>> http://rcn-ee.com/repos/debian/pool/main/l/linux-upstream/linux-image-3.8.13-bone71_1wheezy_armhf.deb
>>
>> sudo dpkg -i linux-image-3.8.13-bone71_1wheezy_armhf.deb
>>
>> #backup:
>> sudo mv /boot/uboot/zImage /boot/uboot/zImage_old
>> sudo mv /boot/uboot/dtbs/ /boot/uboot/dtbs_old/
>>
>> #install kernel/dtbs:
>> sudo cp -v /boot/vmlinuz-3.8.13-bone71 /boot/uboot/zImage
>> sudo mkdir -p /boot/uboot/dtbs/
>> sudo cp -v /boot/dtbs/3.8.13-bone71/*.dtb /boot/uboot/dtbs/
>>
>> Regards,
>>
>> --
>> Robert Nelson
>> https://rcn-ee.com/
>>
>> --
>> For more options, visit http://beagleboard.org/discuss
>> ---
>> You received this message because you are subscribed to the Google Groups
>> "BeagleBoard" group.
>> To unsubscribe from this group and stop receiving emails from it, send an
>> email to [email protected].
>> For more options, visit https://groups.google.com/d/optout.
>>
>
>

-- 
For more options, visit http://beagleboard.org/discuss
--- 
You received this message because you are subscribed to the Google Groups 
"BeagleBoard" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
For more options, visit https://groups.google.com/d/optout.

Reply via email to