Re: Network Overruns

2008-09-23 Thread xming
On Sun, Sep 14, 2008 at 7:56 PM, xming [EMAIL PROTECTED] wrote: What is the oldest version that doesn't work? (i.e. when was the regression introduced?) I can (almost) be sure the kvm-70 did not have stalls and that kvm 73 certainly has this problem. Never tried 71 and I am not sure

Re: Network Overruns

2008-09-23 Thread xming
What is the oldest version that doesn't work? (i.e. when was the regression introduced?) I can (almost) be sure the kvm-70 did not have stalls and that kvm 73 certainly has this problem. Never tried 71 and I am not sure about 72 (haven't ran it for long time and upgraded to 73) Ok I

Re: Network Overruns

2008-09-14 Thread xming
What is the oldest version that doesn't work? (i.e. when was the regression introduced?) I can (almost) be sure the kvm-70 did not have stalls and that kvm 73 certainly has this problem. Never tried 71 and I am not sure about 72 (haven't ran it for long time and upgraded to 73) -- To

Re: Network Overruns

2008-09-13 Thread xming
Most likely the guest's rx queue length is greater than the host's. You might try ifconfig vnet0 txqueuelen 1500 (and so on for every interface) or perhaps reducing the guests' txqueuelen. I have the same issue (overruns) and I have stalled network (in my other report I can only

Re: Network Overruns

2008-09-13 Thread Avi Kivity
xming wrote: Most likely the guest's rx queue length is greater than the host's. You might try ifconfig vnet0 txqueuelen 1500 (and so on for every interface) or perhaps reducing the guests' txqueuelen. I have the same issue (overruns) and I have stalled network (in my other

Re: Network Overruns

2008-09-13 Thread Avi Kivity
(re-adding list) xming wrote: What NIC model are you using in the guest? I have tried 8319, e1000 and virtio both had stalls. I am using virtio with txqueuelen 1500 on the tap. I didin't had this proble with kvm 69, 70. What is the oldest version that doesn't work? (i.e. when was

Network Overruns

2008-09-12 Thread Henri Cook
Hi all, I'm running ~13 virtual machines in production on KVM 62 (unfortunately the best ubuntu-stable can provide for me :/) and i've noticed a lot of TX overruns, is this something i should be worried about? Are my machines losing data? These machines are all bridged with options like this:

Re: Network Overruns

2008-09-12 Thread Avi Kivity
Henri Cook wrote: Hi all, I'm running ~13 virtual machines in production on KVM 62 (unfortunately the best ubuntu-stable can provide for me :/) and i've noticed a lot of TX overruns, is this something i should be worried about? Are my machines losing data? There shouldn't be any data