Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-24 Thread McGarvey, Kevin
On 1/24/14 8:36 AM, "Flavio Leitner" wrote: >On Wed, Jan 22, 2014 at 09:40:11PM +, McGarvey, Kevin wrote: >> >> >> On 1/22/14 4:10 PM, "Ben Pfaff" wrote: >> >> >On Wed, Jan 22, 2014 at 09:04:48PM +, McGarvey, Kevin wrote: >> >> >> >> >> >> On 1/22/14 3:23 PM, "Ben Pfaff" wrote: >

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-24 Thread Flavio Leitner
On Wed, Jan 22, 2014 at 09:40:11PM +, McGarvey, Kevin wrote: > > > On 1/22/14 4:10 PM, "Ben Pfaff" wrote: > > >On Wed, Jan 22, 2014 at 09:04:48PM +, McGarvey, Kevin wrote: > >> > >> > >> On 1/22/14 3:23 PM, "Ben Pfaff" wrote: > >> > >> >On Wed, Jan 22, 2014 at 08:17:05PM +, McGa

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread Gurucharan Shetty
On Wed, Jan 22, 2014 at 3:36 PM, McGarvey, Kevin wrote: > > On 1/22/14 6:30 PM, "Gurucharan Shetty" wrote: > >>> >>> Where can I find that? I installed OVS from an rpm. I ran rpm -qlp on >>> the package and I didn't see the kernel module. Do I need to build it? >> >>Where did you get your RPMS

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread McGarvey, Kevin
On 1/22/14 6:30 PM, "Gurucharan Shetty" wrote: >> >> Where can I find that? I installed OVS from an rpm. I ran rpm -qlp on >> the package and I didn't see the kernel module. Do I need to build it? > >Where did you get your RPMS from? Did you build it? > >RHEL comes with a default OVS kernel m

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread Gurucharan Shetty
> > Where can I find that? I installed OVS from an rpm. I ran rpm -qlp on > the package and I didn't see the kernel module. Do I need to build it? Where did you get your RPMS from? Did you build it? RHEL comes with a default OVS kernel module. I think you are using it. Each OVS version comes

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread Ben Pfaff
On Wed, Jan 22, 2014 at 10:54:25PM +, McGarvey, Kevin wrote: > > > On 1/22/14 4:42 PM, "Ben Pfaff" wrote: > > >On Wed, Jan 22, 2014 at 09:40:11PM +, McGarvey, Kevin wrote: > >> > >> > >> On 1/22/14 4:10 PM, "Ben Pfaff" wrote: > >> > >> >On Wed, Jan 22, 2014 at 09:04:48PM +, McGa

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread McGarvey, Kevin
On 1/22/14 4:42 PM, "Ben Pfaff" wrote: >On Wed, Jan 22, 2014 at 09:40:11PM +, McGarvey, Kevin wrote: >> >> >> On 1/22/14 4:10 PM, "Ben Pfaff" wrote: >> >> >On Wed, Jan 22, 2014 at 09:04:48PM +, McGarvey, Kevin wrote: >> >> >> >> >> >> On 1/22/14 3:23 PM, "Ben Pfaff" wrote: >> >>

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread Ben Pfaff
On Wed, Jan 22, 2014 at 09:40:11PM +, McGarvey, Kevin wrote: > > > On 1/22/14 4:10 PM, "Ben Pfaff" wrote: > > >On Wed, Jan 22, 2014 at 09:04:48PM +, McGarvey, Kevin wrote: > >> > >> > >> On 1/22/14 3:23 PM, "Ben Pfaff" wrote: > >> > >> >On Wed, Jan 22, 2014 at 08:17:05PM +, McGa

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread McGarvey, Kevin
On 1/22/14 4:10 PM, "Ben Pfaff" wrote: >On Wed, Jan 22, 2014 at 09:04:48PM +, McGarvey, Kevin wrote: >> >> >> On 1/22/14 3:23 PM, "Ben Pfaff" wrote: >> >> >On Wed, Jan 22, 2014 at 08:17:05PM +, McGarvey, Kevin wrote: >> >> >> >> >> >> On 1/22/14 12:44 PM, "Ben Pfaff" wrote: >> >>

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread Ben Pfaff
On Wed, Jan 22, 2014 at 09:04:48PM +, McGarvey, Kevin wrote: > > > On 1/22/14 3:23 PM, "Ben Pfaff" wrote: > > >On Wed, Jan 22, 2014 at 08:17:05PM +, McGarvey, Kevin wrote: > >> > >> > >> On 1/22/14 12:44 PM, "Ben Pfaff" wrote: > >> > >> >On Wed, Jan 22, 2014 at 09:39:14AM -0800, Ben

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread McGarvey, Kevin
On 1/22/14 3:23 PM, "Ben Pfaff" wrote: >On Wed, Jan 22, 2014 at 08:17:05PM +, McGarvey, Kevin wrote: >> >> >> On 1/22/14 12:44 PM, "Ben Pfaff" wrote: >> >> >On Wed, Jan 22, 2014 at 09:39:14AM -0800, Ben Pfaff wrote: >> >> On Wed, Jan 22, 2014 at 05:35:40PM +, McGarvey, Kevin wrote:

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread Ben Pfaff
On Wed, Jan 22, 2014 at 08:17:05PM +, McGarvey, Kevin wrote: > > > On 1/22/14 12:44 PM, "Ben Pfaff" wrote: > > >On Wed, Jan 22, 2014 at 09:39:14AM -0800, Ben Pfaff wrote: > >> On Wed, Jan 22, 2014 at 05:35:40PM +, McGarvey, Kevin wrote: > >> > > >> > > >> > On 1/21/14 6:17 PM, "Ben Pf

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread McGarvey, Kevin
On 1/22/14 12:44 PM, "Ben Pfaff" wrote: >On Wed, Jan 22, 2014 at 09:39:14AM -0800, Ben Pfaff wrote: >> On Wed, Jan 22, 2014 at 05:35:40PM +, McGarvey, Kevin wrote: >> > >> > >> > On 1/21/14 6:17 PM, "Ben Pfaff" wrote: >> > >I'd expect a dramatic drop in CPU consumption in that case. The

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread Ben Pfaff
On Wed, Jan 22, 2014 at 09:39:14AM -0800, Ben Pfaff wrote: > On Wed, Jan 22, 2014 at 05:35:40PM +, McGarvey, Kevin wrote: > > > > > > On 1/21/14 6:17 PM, "Ben Pfaff" wrote: > > >I'd expect a dramatic drop in CPU consumption in that case. There are > > >a few special cases where the upgrade

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread Ben Pfaff
On Wed, Jan 22, 2014 at 05:35:40PM +, McGarvey, Kevin wrote: > > > On 1/21/14 6:17 PM, "Ben Pfaff" wrote: > >I'd expect a dramatic drop in CPU consumption in that case. There are > >a few special cases where the upgrade wouldn't help. One is if > >in-band control is in use, another is if N

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-22 Thread McGarvey, Kevin
On 1/21/14 6:17 PM, "Ben Pfaff" wrote: >Please don't drop the mailing list. My apologies for dropping the mailing list. > >I'd expect a dramatic drop in CPU consumption in that case. There are >a few special cases where the upgrade wouldn't help. One is if >in-band control is in use, anothe

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-21 Thread Ben Pfaff
Please don't drop the mailing list. I'd expect a dramatic drop in CPU consumption in that case. There are a few special cases where the upgrade wouldn't help. One is if in-band control is in use, another is if NetFlow is turned on, a third is if LACP bonds with L4 port based hashing are turned o

Re: [ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-21 Thread Ben Pfaff
On Tue, Jan 21, 2014 at 10:50:30PM +, McGarvey, Kevin wrote: > I am sending UDP DNS queries to a KVM guest through Open vSwitch > running on the RHEL hypervisor. With traffic of only 5K > request/response pairs per second the CPU consumption of the > ovs-vswitchd process is over 60%. The sourc

[ovs-discuss] Open vSwitch performance with UDP traffic

2014-01-21 Thread McGarvey, Kevin
I am sending UDP DNS queries to a KVM guest through Open vSwitch running on the RHEL hypervisor. With traffic of only 5K request/response pairs per second the CPU consumption of the ovs-vswitchd process is over 60%. The source IP and port change with each request, simulating normal UDP DNS traf