Re: kvm + raid1 showstopper bug

2012-02-19 Thread Pete Ashdown
On 2/18/12 6:25 AM, Stefan Hajnoczi wrote: In my case, it is drbd+RAID10, but the bug still applies. It isn't whenever checkarray runs, but whenever checkarray decides to do a resync, it will block all IO somewhere before the end of the resync. Then yes, it isn't long before the guests start

Re: kvm + raid1 showstopper bug

2012-02-17 Thread Pete Ashdown
Thank you for your response Stefan. On 02/17/2012 04:30 AM, Stefan Hajnoczi wrote: On Fri, Feb 17, 2012 at 4:57 AM, Pete Ashdown pashd...@xmission.com wrote: I've been waiting for some response from the Ubuntu team regarding a bug on launchpad, but it appears that it isn't being taken

kvm + raid1 showstopper bug

2012-02-16 Thread Pete Ashdown
I've been waiting for some response from the Ubuntu team regarding a bug on launchpad, but it appears that it isn't being taken seriously: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/745785 We are running Ubuntu Natty 11.04 with KVM with our storage on RAID10 + drbd. While we were

BCM5708 performance issues

2010-10-05 Thread Pete Ashdown
I'm running two separate KVM hosts that are showing the same network performance issue - KVM-guest is 35% slower than non-KVM (or ESXi for that matter). I'm wondering if the Broadcom NetXtreme II BCM5708 interface is at fault. I've tried all sorts of tweaks and configurations and I've only