Some Broadcom GbE NIC(bge driver) suffers packet loss at
receiving
David Christensen
davidch at broadcom.com
Thu Aug 16 13:52:52 PDT 2007
> Some revision of Broadcom GbE NIC with bge driver
> seems to loss 1 packet per 1000 packet at receiving on some occasion.
> Sending doesn't have this problem(receiving only).
>
> This loss doesn't always happen,
> but when happens, it seems that loss is exactly 1 per 1000,
> as the last 3 digits of lost packets' sequence number are all same.
> (i.e. example of lost packet seq-No. are:
> 3284, 4284, 5284, 8284, 9284, ...)
>
The NIC maintains internal statistics which might give a clue to
the cause of the packet loss. The latest bge driver in -CURRENT
includes a number of "sysctl" nodes to bring out those statistics.
Can you get that info?
Dave
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