It is a fresh install, not an upgrade.
uname -a
Linux overcloud-ovscompute-1 3.10.0-862.9.1.el7.x86_64 #1 SMP Mon Jul 16
16:29:36 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
We have wanted to switch to native firewall since 2.8 but can not do that
because of multiple reports of TCP packet drop
On 8/27/2018 6:20 AM, Zhang, Jing C. (Nokia - CA/Ottawa) wrote:
We have customers reporting sluggish HTTP download with OVS 2.9.0.
After debugging, we find the issue is OVS 2.9.0 native firewall drops
TCP control packets (TCP ACK) with empty payload. The issue can be
avoided by either
Okay, thanks Ben. Will check if double and or single tagged can be mapped to
VNI from OVS.
> Op 27 aug. 2018 om 18:24 heeft Ben Pfaff het volgende
> geschreven:
>
> VXLAN and VLANs are both documented. If you use both features, you get
> VLANs inside VXLAN. There is no specific
This seems to be in the kernel datapath and maybe recent issue
Greg, do you want to take a look ?
On 8/27/18, 9:50 AM, "ovs-discuss-boun...@openvswitch.org on behalf of Darrell
Ball" wrote:
I can take a look.
On 8/27/18, 9:47 AM, "ovs-discuss-boun...@openvswitch.org on behalf of
Sorry for the confusion, no, the issue is critical and very reproducable, I
need help to get it fixed.
I recalled as I did not want to show my "desperation" to the list
-Original Message-
From: Darrell Ball
Sent: Monday, August 27, 2018 12:51 PM
To: Zhang, Jing C. (Nokia -
Did you mean to recall the issue ?
On 8/27/18, 9:48 AM, "ovs-discuss-boun...@openvswitch.org on behalf of Zhang,
Jing C. (Nokia - CA/Ottawa)" wrote:
Zhang, Jing C. (Nokia - CA/Ottawa) would like to recall the message,
"[ovs-discuss] OVS 2.9.0 native firewall drops empty payload TCP
I can take a look.
On 8/27/18, 9:47 AM, "ovs-discuss-boun...@openvswitch.org on behalf of Ben
Pfaff" wrote:
On Mon, Aug 27, 2018 at 01:20:15PM +, Zhang, Jing C. (Nokia -
CA/Ottawa) wrote:
> We have customers reporting sluggish HTTP download with OVS 2.9.0. After
debugging, we
Zhang, Jing C. (Nokia - CA/Ottawa) would like to recall the message,
"[ovs-discuss] OVS 2.9.0 native firewall drops empty payload TCP packets".
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Yes, yes, pls help!!! I am desperate now ;-(
Jing
-Original Message-
From: Ben Pfaff
Sent: Monday, August 27, 2018 12:47 PM
To: Zhang, Jing C. (Nokia - CA/Ottawa) ; Darrell Ball
Cc: b...@openvswitch.org
Subject: Re: [ovs-discuss] OVS 2.9.0 native firewall drops empty payload TCP
On Mon, Aug 27, 2018 at 01:20:15PM +, Zhang, Jing C. (Nokia - CA/Ottawa)
wrote:
> We have customers reporting sluggish HTTP download with OVS 2.9.0. After
> debugging, we find the issue is OVS 2.9.0 native firewall drops TCP control
> packets (TCP ACK) with empty payload. The issue can be
On Sat, Aug 25, 2018 at 01:35:17AM +0200, Stefan Schoerghofer wrote:
> Hello,
>
> Today I've tried to use the following setup using openvswitch.
>
>
> Three servers patched in a ring:
>
> ---
> | server 1|---
> --- |
> | |
>
VXLAN and VLANs are both documented. If you use both features, you get
VLANs inside VXLAN. There is no specific documentation on using the
features together.
On Mon, Aug 27, 2018 at 04:17:58PM +, Paul de Haas | Routz group wrote:
> Okay, any idea where I can find more information on this to
Okay, any idea where I can find more information on this to deep dive?
> Op 27 aug. 2018 om 18:12 heeft Ben Pfaff het volgende
> geschreven:
>
>> On Sun, Aug 26, 2018 at 09:37:33AM +, Paul de Haas | Routz group wrote:
>> Hi there, As far as I know Q-in-Q is supported on OVS, but is
On Mon, Aug 27, 2018 at 02:46:19PM +0300, Sara Gittlin wrote:
> Can someone refer me to the code of the megaflow generation process ?
> Is this process invoked by an upcall from the kernel module ? like in
> microflow ?
Did you read the OVS paper? It's all about megaflows.
On Sat, Aug 25, 2018 at 12:57:07PM +1200, Brad Cowie wrote:
> On 25 August 2018 at 12:07, Ben Pfaff wrote:
>
> > On Sat, Aug 25, 2018 at 11:09:41AM +1200, Brad Cowie wrote:
> > > By the way we can dynamically generate our openflow pipeline now such
> > > that tables are automatically sized (more
We have customers reporting sluggish HTTP download with OVS 2.9.0. After
debugging, we find the issue is OVS 2.9.0 native firewall drops TCP control
packets (TCP ACK) with empty payload. The issue can be avoided by either
reverting back to the legacy Linux bridge firewall or enabling TCP
Hello all
Can someone refer me to the code of the megaflow generation process ?
Is this process invoked by an upcall from the kernel module ? like in
microflow ?
Thank you in advance
-Sara
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