[ovs-discuss] balance-tcp vs. balance-slb w/ lacp and megaflows (or the lack of)

2016-08-30 Thread Hans van Kranenburg
inside the documentation, which seems to suggest this: "after LACP negotiation is complete, there is no need for special handling of received packets". Thanks, Hans van Kranenburg ___ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss

Re: [ovs-discuss] Installing OVS on open-source XEN (Debian)

2013-01-19 Thread Hans van Kranenburg
ubinterfaces (like eth0.3) but while trying to fix that (refactoring it into e.g. bridge=ovs0,tag=11) we quickly discovered that's a pita, because adding an option name requires hacking around in lots of python files from xen. Anyway, it works (tm). I don't know how it fits together

Re: [ovs-discuss] CentOS 6.3 install problems, RPM build errors

2012-10-22 Thread Hans van Kranenburg
On 10/22/2012 10:51 PM, Denis Iskandarov wrote: Nope, your suggestion didn't work as well. ( Just a suggestion: You might want to provide the developers who are reading this list with more information about what you exactly did and what happened than only "don't remember exact command", "had

Re: [ovs-discuss] [Pkg-xen-devel] Bug#679533: Traffic forwarding issue between Xen domU/dom0 and ovs

2012-08-22 Thread Hans van Kranenburg
On 07/25/2012 01:55 PM, Hans van Kranenburg wrote: I really hate the fact I haven't been able to reproduce the situation again... So, it happened again yesterday. Exactly at the moment when one of my collegues started a newly set up domU on one of our servers, a virtual network interfa

Re: [ovs-discuss] [Pkg-xen-devel] Bug#679533: Traffic forwarding issue between Xen domU/dom0 and ovs

2012-07-25 Thread Hans van Kranenburg
On 07/25/2012 01:13 PM, Ian Campbell wrote: On Tue, 2012-07-17 at 19:05 +0200, Hans van Kranenburg wrote: On 07/10/2012 08:16 PM, Ian Campbell wrote: On Fri, 2012-06-29 at 16:06 +0200, Hans van Kranenburg wrote: We're seeing weird behaviour regarding network traffic between a Xen dom

Re: [ovs-discuss] [Pkg-xen-devel] Bug#679533: Traffic forwarding issue between Xen domU/dom0 and ovs

2012-07-17 Thread Hans van Kranenburg
On 07/10/2012 08:16 PM, Ian Campbell wrote: On Fri, 2012-06-29 at 16:06 +0200, Hans van Kranenburg wrote: We're seeing weird behaviour regarding network traffic between a Xen dom0 and domU. I reported this issue yesterday to the openvswitch-discuss mailing list, but it seems this could al

Re: [ovs-discuss] Traffic forwarding issue between Xen domU/dom0 and ovs

2012-06-29 Thread Hans van Kranenburg
On 06/29/2012 04:06 PM, Hans van Kranenburg wrote: Package: xen-hypervisor-4.0-amd64 Version: 4.0.1-5.2 Whoops, accidentally mailed ovs-discuss again, when submitting the issue to debian, please ignore, sorry. Anyway, after asking on IRC, I was advised to also report the issue at debian

[ovs-discuss] Traffic forwarding issue between Xen domU/dom0 and ovs

2012-06-29 Thread Hans van Kranenburg
n domU right now. Luckily the're some sort of workaround to resolve issues when they arise by moving a domU around to other servers a few extra times until hopefully all network interfaces work again. :| -- Hans van Kranenburg - System / Network Engineer +31 (0)10 2760434 | hans.van.kranen

Re: [ovs-discuss] Traffic forwarding issue between Xen domU/dom0 and ovs

2012-06-29 Thread Hans van Kranenburg
When re-reading my post from yesterday... On 06/28/2012 08:21 PM, Hans van Kranenburg wrote: On the interface at the ovs (dom0) side, I can see arp requests, which are not being answered by the problematic host. # tcpdump -n -i domU-24-09 tcpdump: WARNING: domU-24-09: no IPv4 address assigned

[ovs-discuss] Traffic forwarding issue between Xen domU/dom0 and ovs

2012-06-28 Thread Hans van Kranenburg
een moving around some test/acceptance systems of which 2 also broke today with exactly the same symptoms), so I'm leaving the situation as-is right now, as I don't want to risk breaking a customer production domU right now. -- Hans van Kranenburg - System /

Re: [ovs-discuss] Simple test-setup: lots of TCP Retransmission, TCP Dup ACK

2012-01-23 Thread Hans van Kranenburg
Don't want to revive the thread, but just for the sake of completeness: On 01/09/2012 09:01 PM, Jesse Gross wrote: > On Sun, Jan 8, 2012 at 1:01 PM, Hans van Kranenburg > wrote: >> On 1/8/12 10:33 AM, Dave Whitla wrote: >>> >>> >>> The issue persist

Re: [ovs-discuss] Simple test-setup: lots of TCP Retransmission, TCP Dup ACK

2012-01-08 Thread Hans van Kranenburg
On 1/8/12 10:33 AM, Dave Whitla wrote: The issue persists in all kernels on the 2.6 branch. I've not experienced it with 3.x kernels but my scripts have disabled TX checksumming since I first came across the issue. The problem is that many people run VMs to support "legacy" systems on new high-

Re: [ovs-discuss] Simple test-setup: lots of TCP Retransmission, TCP Dup ACK

2012-01-05 Thread Hans van Kranenburg
On 01/05/2012 04:04 AM, Jesse Gross wrote: On Wed, Jan 4, 2012 at 8:32 AM, Hans van Kranenburg wrote: Any idea? delta.mgt.kantoor.mendix.nl:~ 0-# ethtool -k eth0 Offload parameters for eth0: rx-checksumming: on tx-checksumming: on scatter-gather: on tcp-segmentation-offload: off udp

Re: [ovs-discuss] Open-vswitch network configuration on Debian

2011-10-27 Thread Hans van Kranenburg
On 10/27/2011 10:23 PM, Ben Pfaff wrote: On Wed, Oct 26, 2011 at 01:37:08AM +0200, Hans van Kranenburg wrote: Perhaps it's best to consider the devices set up by ovs at boot time equal to the nics that are physically present in a server. Using this approach, I can just say "Yay, I hav

Re: [ovs-discuss] Open-vswitch network configuration on Debian

2011-10-25 Thread Hans van Kranenburg
On 10/24/2011 08:20 PM, Ben Pfaff wrote: On Sat, Oct 22, 2011 at 10:50:11PM +0200, Hans van Kranenburg wrote: On 10/22/2011 01:54 AM, Ben Pfaff wrote: On Thu, Oct 20, 2011 at 01:08:57PM +0200, Frank wrote: Is there a good way to with some kind of hook to add ip addresses to interfaces defined

Re: [ovs-discuss] Open-vswitch network configuration on Debian

2011-10-22 Thread Hans van Kranenburg
er used its config directives). Taking the udev-way of doing things as a basis and improving the above could be an idea. The configuration of eth0 can stay in /etc/network/interfaces, but the configuration of interfaces which are part of ovs needs to go somewhere else, albeit being configurable.