* Re: [et-mgmt-tools] ANNOUNCE: virt-top 0.3.2.7 released [not found] ` <46F38947.9040709-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> @ 2007-09-21 10:11 ` Farkas Levente [not found] ` <46F398B9.5070707-lWVWdrzSO4GHXe+LvDLADg@public.gmane.org> 0 siblings, 1 reply; 2+ messages in thread From: Farkas Levente @ 2007-09-21 10:11 UTC (permalink / raw) To: Fedora/Linux Management Tools, kvm-devel Richard W.M. Jones wrote: > Richard W.M. Jones wrote: >> Richard W.M. Jones wrote: >>> Farkas Levente wrote: >>>> [root@kvm ~]# /usr/bin/virt-top --connect qemu:///system >>>> libvir: error : this function is not supported by the hypervisor: >>>> virConnectGetHostname >>>> Fatal error: exception Libvirt.Virterror(3, 0, _, 2, _, 0, _, _, 0, >>>> _, _, 0) >>>> [root@kvm ~]# rpm -q libvirt >>>> libvirt-0.3.2-2 >>> >>> You've found a real bug. Virt-top is not very well tested against >>> qemu, or rather that should be not tested at all. But I'll go and >>> try to make it work with qemu now. Probably take a few hours though ... >> >> The patch to fix that particular bug is attached. There may be other >> though, still testing ... > > OK, I'm fairly sure this is the only patch needed. > > I'm going to roll this in to the next (0.3.2.8) release later. > > Libvirt needs works to support block and network stats from QEMU/KVM. > Virt-top won't fail because this is missing, it just can't display > anything in those columns. The work as far as I understand it is fairly > simple, but also lower down on my list of priorities at the moment. > > Another thing which virt-top uses but which is missing in QEMU/KVM is > physical CPU usage and CPU pinning. I have absolutely no idea if qemu > supports this -- I assume it does through ordinary Linux mechanisms such > as numactl. As for KVM, no idea whatsoever. maybe you can ask kvm people:-) anyway if the new version will be uploaded i can try it again. -- Levente "Si vis pacem para bellum!" ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ ^ permalink raw reply [flat|nested] 2+ messages in thread
[parent not found: <46F398B9.5070707-lWVWdrzSO4GHXe+LvDLADg@public.gmane.org>]
* Re: [et-mgmt-tools] ANNOUNCE: virt-top 0.3.2.7 released [not found] ` <46F398B9.5070707-lWVWdrzSO4GHXe+LvDLADg@public.gmane.org> @ 2007-09-23 11:32 ` Avi Kivity 0 siblings, 0 replies; 2+ messages in thread From: Avi Kivity @ 2007-09-23 11:32 UTC (permalink / raw) To: Farkas Levente; +Cc: kvm-devel, Fedora/Linux Management Tools Farkas Levente wrote: > Richard W.M. Jones wrote: > >> Libvirt needs works to support block and network stats from QEMU/KVM. >> Virt-top won't fail because this is missing, it just can't display >> anything in those columns. The work as far as I understand it is fairly >> simple, but also lower down on my list of priorities at the moment. >> >> Another thing which virt-top uses but which is missing in QEMU/KVM is >> physical CPU usage and CPU pinning. I have absolutely no idea if qemu >> supports this -- I assume it does through ordinary Linux mechanisms such >> as numactl. As for KVM, no idea whatsoever. >> qemu and kvm are idential in this respect. The only difference is in smp, where qemu maps all vcpus to a single host thread and kvm has a host thread for each vcpu thread. sched_setaffinity() and similar work as expected. > maybe you can ask kvm people:-) > anyway if the new version will be uploaded i can try it again. > > -- error compiling committee.c: too many arguments to function ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ ^ permalink raw reply [flat|nested] 2+ messages in thread
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2007-09-21 10:11 ` [et-mgmt-tools] ANNOUNCE: virt-top 0.3.2.7 released Farkas Levente
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2007-09-23 11:32 ` Avi Kivity
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