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

2017-03-28 Thread Adi Pircalabu
On 28-03-2017 8:12, Kevin Stange wrote: On 03/27/2017 04:03 PM, Kevin Stange wrote: 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

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

2017-03-27 Thread Kevin Stange
On 03/27/2017 04:03 PM, Kevin Stange wrote: > 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

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

2017-03-27 Thread Kevin Stange
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

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

2017-03-25 Thread Sarah Newman
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

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

2017-03-16 Thread Kevin Stange
On 02/24/2017 11:51 AM, Kevin Stange wrote: > On 02/21/2017 05:32 PM, Kevin Stange wrote: >> On 02/21/2017 11:50 AM, Johnny Hughes wrote: >>> On 02/21/2017 11:47 AM, Johnny Hughes wrote: Kevin, Please try the 4.9.11-22 kernel that I just released for CentOS-6 (along

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

2017-02-24 Thread Kevin Stange
On 02/21/2017 05:32 PM, Kevin Stange wrote: > On 02/21/2017 11:50 AM, Johnny Hughes wrote: >> On 02/21/2017 11:47 AM, Johnny Hughes wrote: >>> >>> >>> Kevin, >>> >>> Please try the 4.9.11-22 kernel that I just released for CentOS-6 (along >>> with the newer linux-firmare packages and xfsprogs).

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

2017-02-21 Thread Kevin Stange
On 02/21/2017 11:50 AM, Johnny Hughes wrote: > On 02/21/2017 11:47 AM, Johnny Hughes wrote: >> >> >> Kevin, >> >> Please try the 4.9.11-22 kernel that I just released for CentOS-6 (along >> with the newer linux-firmare packages and xfsprogs). >> >> If you enable the xen-testing repository in your

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

2017-02-14 Thread Adi Pircalabu
On 14-02-2017 5:08, Kevin Stange wrote: On 02/12/2017 05:07 PM, Adi Pircalabu wrote: [...] Thanks for the heads-up Kevin, appreciated. One thing I need to clarify, though: what kernel was this machine running at the time? Kernel running at the time was the Virt SIG's 3.18.44-20 kernel. As

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

2017-02-13 Thread Kevin Stange
On 02/12/2017 05:07 PM, Adi Pircalabu wrote: > On 11/02/17 06:29, Kevin Stange wrote: >> On 01/30/2017 06:41 PM, Kevin Stange wrote: >>> On 01/30/2017 06:12 PM, Adi Pircalabu wrote: On 31/01/17 10:49, Kevin Stange wrote: > You said 3.x kernels specifically. The kernel on Xen Made Easy now

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

2017-02-12 Thread Adi Pircalabu
On 11/02/17 06:29, Kevin Stange wrote: On 01/30/2017 06:41 PM, Kevin Stange wrote: On 01/30/2017 06:12 PM, Adi Pircalabu wrote: On 31/01/17 10:49, Kevin Stange wrote: You said 3.x kernels specifically. The kernel on Xen Made Easy now is a 4.4 kernel. Any chance you have tested with that one?

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

2017-02-10 Thread Kevin Stange
On 01/30/2017 06:41 PM, Kevin Stange wrote: > On 01/30/2017 06:12 PM, Adi Pircalabu wrote: >> On 31/01/17 10:49, Kevin Stange wrote: >>> You said 3.x kernels specifically. The kernel on Xen Made Easy now is a >>> 4.4 kernel. Any chance you have tested with that one? >> >> Not yet, however the

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

2017-01-31 Thread Adi Pircalabu
On 31/01/17 21:00, Jinesh Choksi wrote: On 30 January 2017 at 22:17, Adi Pircalabu wrote: May I chip in here? In our environment we're randomly seeing: Jan 17 23:40:14 xen01 kernel: ixgbe :04:00.1 eth6: Detected Tx Unit Hang Someone in this thread:

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

2017-01-31 Thread Jinesh Choksi
On 30 January 2017 at 22:17, Adi Pircalabu wrote: > May I chip in here? In our environment we're randomly seeing: > > Jan 17 23:40:14 xen01 kernel: ixgbe :04:00.1 eth6: Detected Tx Unit > Hang > Someone in this thread: https://sourceforge.net/p/e1000/bugs/530/#2855

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

2017-01-30 Thread Kevin Stange
On 01/30/2017 06:12 PM, Adi Pircalabu wrote: > On 31/01/17 10:49, Kevin Stange wrote: >> You said 3.x kernels specifically. The kernel on Xen Made Easy now is a >> 4.4 kernel. Any chance you have tested with that one? > > Not yet, however the future Xen nodes we'll deploy will run CentOS 7 and >

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

2017-01-30 Thread Adi Pircalabu
On 31/01/17 10:49, Kevin Stange wrote: You said 3.x kernels specifically. The kernel on Xen Made Easy now is a 4.4 kernel. Any chance you have tested with that one? Not yet, however the future Xen nodes we'll deploy will run CentOS 7 and Xen with kernel 4.4. Did you ever try without

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

2017-01-30 Thread Kevin Stange
On 01/30/2017 04:17 PM, Adi Pircalabu wrote: > On 28/01/17 05:21, Kevin Stange wrote: >> On 01/27/2017 06:08 AM, Karel Hendrych wrote: >>> Have you tried to eliminate all power management features all over? >> >> I've been trying to find and disable all power management features but >> having

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

2017-01-30 Thread Kevin Stange
On 01/30/2017 02:15 PM, Johnny Hughes wrote: > On 01/30/2017 12:59 PM, Kevin Stange wrote: >> On 01/30/2017 03:18 AM, Jinesh Choksi wrote: Are there other kernel options that might be useful to try? >>> >>> pci=nomsi >>> >>>

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

2017-01-30 Thread Johnny Hughes
On 01/30/2017 12:59 PM, Kevin Stange wrote: > On 01/30/2017 03:18 AM, Jinesh Choksi wrote: >>> Are there other kernel options that might be useful to try? >> >> pci=nomsi >> >> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1521173/comments/13 > > Incidentally, already found that one and

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

2017-01-30 Thread Kevin Stange
On 01/30/2017 03:18 AM, Jinesh Choksi wrote: >>Are there other kernel options that might be useful to try? > > pci=nomsi > > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1521173/comments/13 Incidentally, already found that one and I'm trying it currently on one of the boxes. So far

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

2017-01-30 Thread Jinesh Choksi
>Are there other kernel options that might be useful to try? pci=nomsi https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1521173/comments/13 On 27 January 2017 at 18:21, Kevin Stange wrote: > On 01/27/2017 06:08 AM, Karel Hendrych wrote: > > Have you tried to

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

2017-01-27 Thread Kevin Stange
On 01/27/2017 06:08 AM, Karel Hendrych wrote: > Have you tried to eliminate all power management features all over? I've been trying to find and disable all power management features but having relatively little luck with that solving the problems. Stabbing the the dark I've tried different ACPI

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

2017-01-27 Thread Karel Hendrych
To: centos-virt@centos.org Subject: [CentOS-virt] NIC Stability Problems Under Xen 4.4 / CentOS 6 / Linux 3.18 Has anyone experienced similar issues with this configuration, and if so, does anyone have tips on how to resolve the issues? Honeslty I would email Intel and see if they can help

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

2017-01-26 Thread Kevin Stange
;> card. Hope that helps! >>>>>>> >>>>>>> Xlord >>>>>>> -Original Message- >>>>>>> From: CentOS-virt [mailto:centos-virt-boun...@centos.org] On Behalf Of >>>>>>> Kevin >>

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

2017-01-26 Thread Kevin Stange
gt; Xlord >>>>>> -Original Message- >>>>>> From: CentOS-virt [mailto:centos-virt-boun...@centos.org] On Behalf Of >>>>>> Kevin >>>>>> Stange >>>>>> Sent: Tuesday, January 24, 2017 1:04 AM >>>>>

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

2017-01-26 Thread Johnny Hughes
entOS-virt [mailto:centos-virt-boun...@centos.org] On Behalf Of >>>>> Kevin >>>>> Stange >>>>> Sent: Tuesday, January 24, 2017 1:04 AM >>>>> To: centos-virt@centos.org >>>>> Subject: [CentOS-virt] NIC Stability Problems Under Xen

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

2017-01-26 Thread Johnny Hughes
t;>> Stange >>>> Sent: Tuesday, January 24, 2017 1:04 AM >>>> To: centos-virt@centos.org >>>> Subject: [CentOS-virt] NIC Stability Problems Under Xen 4.4 / CentOS 6 / >>>> Linux 3.18 >>>> >> >>>> >>>> Has a

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

2017-01-25 Thread Kevin Stange
C >>> card. Hope that helps! >>> >>> Xlord >>> -Original Message- >>> From: CentOS-virt [mailto:centos-virt-boun...@centos.org] On Behalf Of Kevin >>> Stange >>> Sent: Tuesday, January 24, 2017 1:04 AM >>> To: centos-virt@cen

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

2017-01-24 Thread Kevin Stange
ginal Message- >> From: CentOS-virt [mailto:centos-virt-boun...@centos.org] On Behalf Of Kevin >> Stange >> Sent: Tuesday, January 24, 2017 1:04 AM >> To: centos-virt@centos.org >> Subject: [CentOS-virt] NIC Stability Problems Under Xen 4.4 / Cen

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

2017-01-24 Thread Konrad Rzeszutek Wilk
g] On Behalf Of Kevin > Stange > Sent: Tuesday, January 24, 2017 1:04 AM > To: centos-virt@centos.org > Subject: [CentOS-virt] NIC Stability Problems Under Xen 4.4 / CentOS 6 / > Linux 3.18 > > I have three different types of CentOS 6 Xen 4.4 based hypervisors (by > hardware)

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

2017-01-23 Thread Kevin Stange
I have three different types of CentOS 6 Xen 4.4 based hypervisors (by hardware) that are experiencing stability issues which I haven't been able to track down. All three types seem to be having issues with NIC and/or PCIe. In most cases, the issues are unrecoverable and require a hard boot to