[CentOS-virt] NIC Stability Problems Under Xen 4.4 / CentOS 6 / Linux 3.18

On 03/25/2017 02:35 PM, Sarah Newman wrote:
> On 03/16/2017 04:22 PM, Kevin Stange wrote:
> 
>>> I still can't rest assured the NIC issue is fixed, but no 4.4 or 4.9
>>> server has yet had a NIC issue, with some being up almost a full month.
>>> It looks promising! (I'm knocking on all the wood everywhere, though.)
>>
>> I'm ready to call this conclusive.  The problems I was having across the
>> board seemed to be caused by something seriously broken in 3.18.  Most
>> of my servers are now on 4.9.13 or newer and everything has been working
>> very well.
>>
>> I'm not going to post any further updates unless something breaks.
>> Thanks to everyone that provided tips and suggestions along the way.
>>
> 
> Do you mind sharing what hardware have you been running the 4.9 kernel on other than "Supermicro X9DRT, Dual Xeon E5-2650, 2x I350, 2x 82571EB" and
> "Supermicro X9DRD-iF/LF, Dual Xeon E5-2630, 2x I350, 2x 82575EB" if any? Are you using any SATA/SAS controllers?

We have no expansion cards installed except for the dual-port gigabit
NICs.  We're using the onboard SATA controller for only the local Dom0
OS, and iSCSI and NFS for managing storage for VMs and images.

-- 
Kevin Stange
Chief Technology Officer
Steadfast | Managed Infrastructure, Datacenter and Cloud Services
800 S Wells, Suite 190 | Chicago, IL 60607
312.602.2689 X203 | Fax: 312.602.2688
kevin at steadfast.net | www.steadfast.net