Terrible performance of XenServer 6.2 and FreeBSD 10.0-RELEASE guest

2014-03-29 Thread Big Lebowski
Hi all, I've just installed XenServer 6.2 along with all latest patches (SP1 and 014 update) on a machine that was previously a bare metal FreeBSD 9.2-R installation, running fast and smooth. That machine is a Quad Core cpu with 32GB of RAM: processor : 0 vendor_id : GenuineIntel cpu family : 6

Re: Terrible performance of XenServer 6.2 and FreeBSD 10.0-RELEASE guest

2014-03-29 Thread Mark Felder
Is all this work being done over SSH? Do you have a pf firewall? Have you disabled TSO? ifconfig xn0 -tso or sysctl net.inet.tcp.tso=0 My suspicion is that the slowness of the shell over the network is making the machine seem slower than it should be. There are terrible network issues with

Re: Terrible performance of XenServer 6.2 and FreeBSD 10.0-RELEASE guest

2014-03-29 Thread Big Lebowski
On Sat, Mar 29, 2014 at 2:07 PM, Mark Felder f...@freebsd.org wrote: Is all this work being done over SSH? Yes, this is done over SSH. Do you have a pf firewall? No, I dont. Have you disabled TSO? ifconfig xn0 -tso or sysctl net.inet.tcp.tso=0 This was enabled, but I've now

Re: Terrible performance of XenServer 6.2 and FreeBSD 10.0-RELEASE guest

2014-03-29 Thread Big Lebowski
In addition to that, I've also noticed that even with xe guest utilitiest installed and started, neither halt nor shutdown -h now are working (they seem to stop the guest OS, but the vm stays up for the hypervisor and needs to be forced to shutdown/restart) and that the XenCenter console is not

Re: Terrible performance of XenServer 6.2 and FreeBSD 10.0-RELEASE guest

2014-03-29 Thread Big Lebowski
To further clarify how does it looks like: * I am logging in via ssh * I am launching tmux with two windows * In first window I am starting svnlite checkout of base/head to /usr/src * I am immediately switching to second window - the OS is unusable even there, where the SSH delays caused by

Re: Terrible performance of XenServer 6.2 and FreeBSD 10.0-RELEASE guest

2014-03-29 Thread Outback Dingo
On Sat, Mar 29, 2014 at 10:34 AM, Big Lebowski spankthes...@gmail.comwrote: To further clarify how does it looks like: * I am logging in via ssh * I am launching tmux with two windows * In first window I am starting svnlite checkout of base/head to /usr/src * I am immediately switching to

Re: Terrible performance of XenServer 6.2 and FreeBSD 10.0-RELEASE guest

2014-03-29 Thread Karl Pielorz
--On 29 March 2014 15:17:20 +0100 Big Lebowski spankthes...@gmail.com wrote: [snip] and that the XenCenter console is not refreshing properly (it requires some additional movement, like cursor keys being used to refresh the screen). fwiw I noticed that with every version of FreeBSD I've