On 05/08/2014 01:59 PM, Ben Greear wrote:
> On 05/08/2014 01:44 PM, Fujinaka, Todd wrote:
>> Oh, and what's the conditions of the test? What's the traffic, what's the
>> link partner, and what do the stats registers say on both ends?
>
> The ports are connected to a netgear 1Gbps un-managed 8-port switch.
>
> The test involves sending/receiving a fair amount of UDP and TCP, typically
> no more than
> about 340Mbps at highest speed. I don't have good details on the exact
> traffic load
> when the problems hit as it was during overnight automated regression tests...
>
> It is not so easily reproduced, but I'll get ethtool stats next time
> it happens and send that to you.
Here's some ethtool stats. We got these within a minute of seeing the
splat.
We were exercising an ath10k NIC in this system when the problem happened.
[root@ct521-1n-1ac-f19 ~]#
[root@ct521-1n-1ac-f19 ~]#
[root@ct521-1n-1ac-f19 ~]# e1000e 0000:02:00.0 eth1: Detected Hardware Unit
Hang:
TDH <e0>
TDT <f7>
next_to_use <f7>
next_to_clean <db>
buffer_info[next_to_clean]:
time_stamp <0>
next_to_watch <b4>
jiffies <100043252>
next_to_watch.status <0>
MAC Status <80080783>
PHY Status <796d>
PHY 1000BASE-T Status <3c00>
PHY Extended Status <3000>
PCI Status <18>
e1000e 0000:02:00.0 eth1: Reset adapter unexpectedly
[root@ct521-1n-1ac-f19 ~]# ethtool -S eth1
NIC statistics:
rx_packets: 23716
tx_packets: 16364345
rx_bytes: 14068070
tx_bytes: 24840883006
rx_broadcast: 33
tx_broadcast: 12
rx_multicast: 0
tx_multicast: 10
rx_errors: 0
tx_errors: 0
tx_dropped: 0
multicast: 0
collisions: 0
rx_length_errors: 0
rx_over_errors: 0
rx_crc_errors: 0
rx_frame_errors: 0
rx_no_buffer_count: 0
rx_missed_errors: 0
tx_aborted_errors: 0
tx_carrier_errors: 0
tx_fifo_errors: 0
tx_heartbeat_errors: 0
tx_window_errors: 0
tx_abort_late_coll: 0
tx_deferred_ok: 0
tx_single_coll_ok: 0
tx_multi_coll_ok: 0
tx_timeout_count: 1
tx_restart_queue: 1
rx_long_length_errors: 0
rx_short_length_errors: 0
rx_align_errors: 0
tx_tcp_seg_good: 0
tx_tcp_seg_failed: 0
rx_flow_control_xon: 67613
rx_flow_control_xoff: 68641
tx_flow_control_xon: 0
tx_flow_control_xoff: 0
rx_csum_offload_good: 22
rx_csum_offload_errors: 0
rx_header_split: 0
alloc_rx_buff_failed: 0
tx_smbus: 0
rx_smbus: 0
dropped_smbus: 0
rx_dma_failed: 0
tx_dma_failed: 0
rx_hwtstamp_cleared: 0
uncorr_ecc_errors: 0
corr_ecc_errors: 0
Thanks,
Ben
--
Ben Greear <[email protected]>
Candela Technologies Inc http://www.candelatech.com
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