Re: [ovs-discuss] Mininet cannot run with ovs, maybe configuration problem

2015-08-03 Thread Xuemei Liu
Hi, Bob, Thanks for your response. Finally I find the problem, it's the "Open Files Limit problem". I track the error log of ovs-vswitchd process and get this error log. After following the steps in https://rtcamp.com/tutorials/linux/increase-open-files-limit/, the problem is solved. @Bob, sorry f

Re: [ovs-discuss] Mininet cannot run with ovs, maybe configuration problem

2015-08-03 Thread Xuemei Liu
Hi, Bob, Thanks for your response. Finally I find the problem, it's the "Open Files Limit problem". I track the error log of ovs-vswitchd process and get this error log. After following the steps in https://rtcamp.com/tutorials/linux/increase-open-files-limit/, the problem is solved. @Ben, sorry f

Re: [ovs-discuss] Mininet cannot run with ovs, maybe configuration problem

2015-08-02 Thread Bob Lantz
I’ve had ovs-vsctl not work as expected when I install multiple, incompatible versions in various locations, as it sounds like you might have done. I’d recommend carefully following the recommended, documented installation procedure for OVS and/or mininet. If you think you have found a bug in m

Re: [ovs-discuss] Mininet cannot run with ovs, maybe configuration problem

2015-08-01 Thread Xuemei Liu
update : The problem occurs in a machine with ubuntu 14.04.1 and linux kernel version 3.13.0-35-generic. On another machine there is no such problem with ubuntu 14.04.1 and linux version 3.13.0-55-generic. On Sat, Aug 1, 2015 at 6:43 PM, Xuemei Liu wrote: > Hi, all, > > I find one problem whil

[ovs-discuss] Mininet cannot run with ovs, maybe configuration problem

2015-08-01 Thread Xuemei Liu
Hi, all, I find one problem while running ovs in mininet. I guess it should be mininet / configuration / dependency issue, but I cannot figure it out. 1. If I install mininet using "install.sh -a", it will install mininet with all dependencies, including ovs. Then "sudo mn --topo tree,3,3" works