12:26 p.m.
Il 04/02/2016 16.55, Dan Kenigsberg ha scritto:
On Wed, Jan 06, 2016 at 08:45:16AM +0200, Dan Kenigsberg wrote:
> On Mon, Jan 04, 2016 at 01:54:37PM +0200, Dan Kenigsberg wrote:
>> On Mon, Jan 04, 2016 at 12:31:38PM +0100, Stefano Danzi wrote:
>>> I did some tests:
>>>
>>> kernel-3.10.0-327.3.1.el7.x86_64 -> bond mode 4 doesn't work (if I
detach
>>> one network cable the network is stable)
>>> kernel-3.10.0-229.20.1.el7.x86_64 -> bond mode 4 works fine
>> Would you be kind to file a kernel bug in bugzilla.redhat.com?
>> Summarize the information from this thread (e.g. your ifcfgs and in what
>> way does mode 4 doesn't work).
>>
>> To get the bug solved quickly we'd better find paying RHEL7 customer
>> subscribing to it. But I'll try to push from my direction.
> Stefano has been kind to open
>
> Bug 1295423 - Unstable network link using bond mode = 4
> https://bugzilla.redhat.com/show_bug.cgi?id=1295423
>
> which we fail to reproduce on our own lab. I'd be pleased if anybody who
> experiences it, and their networking config to the bug (if it is
> different). Can you also lay out your switch's hardware and
> configuration?
Stefano, could you share your /proc/net/bonding/* files with us?
I heard about similar reports were the bond slaves had mismatching
aggregator id. Could it be your case as well?
Here:
[root@ovirt01 ~]# cat /proc/net/bonding/bond0
Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011)
Bonding Mode: IEEE 802.3ad Dynamic link aggregation
Transmit Hash Policy: layer2 (0)
MII Status: up
MII Polling Interval (ms): 100
Up Delay (ms): 0
Down Delay (ms): 0
802.3ad info
LACP rate: slow
Min links: 0
Aggregator selection policy (ad_select): stable
Active Aggregator Info:
Aggregator ID: 2
Number of ports: 1
Actor Key: 9
Partner Key: 1
Partner Mac Address: 00:00:00:00:00:00
Slave Interface: enp4s0
MII Status: up
Speed: 1000 Mbps
Duplex: full
Link Failure Count: 2
Permanent HW addr: **:**:**:**:**:f1
Slave queue ID: 0
Aggregator ID: 1
Actor Churn State: churned
Partner Churn State: churned
Actor Churned Count: 4
Partner Churned Count: 5
details actor lacp pdu:
system priority: 65535
port key: 9
port priority: 255
port number: 1
port state: 69
details partner lacp pdu:
system priority: 65535
oper key: 1
port priority: 255
port number: 1
port state: 1
Slave Interface: enp5s0
MII Status: up
Speed: 1000 Mbps
Duplex: full
Link Failure Count: 1
Permanent HW addr: **:**:**:**:**:f2
Slave queue ID: 0
Aggregator ID: 2
Actor Churn State: churned
Partner Churn State: churned
Actor Churned Count: 1
Partner Churned Count: 2
details actor lacp pdu:
system priority: 65535
port key: 9
port priority: 255
port number: 2
port state: 77
details partner lacp pdu:
system priority: 65535
oper key: 1
port priority: 255
port number: 1
port state: 1