Re: [libvirt-users] Monitor guest vm memory usage

2016-09-01 Thread Patrick PICHON
why not using collectd with the libvirt plugin on your host. It will colect the info, and then you just have to display with rrdtool On , journey journey wrote: Hi All Is there a tool to monitor qemu-kvm guest vm memory usage ( free in guest vm)? Nowadays, I have already researched some metho

Re: [libvirt-users] Mounting VM filesystem on host while VM running

2016-08-08 Thread Patrick PICHON
, Andrea Bolognani wrote: On Mon, 2016-08-08 at 10:37 +0200, Michal Privoznik wrote: On 08.08.2016 10:23, Patrick PICHON wrote: >  > hello Michal, >  > That was my worries as well, and I think that your advice is probably > the right one. Or even, I'm might request an enhanc

Re: [libvirt-users] Mounting VM filesystem on host while VM running

2016-08-08 Thread Patrick PICHON
Just found virt-df ( libguestfs package) which seems doing what I need. Just need to integrate the result in an collectd/rrd format On , Michal Privoznik wrote: On 08.08.2016 09:33, Patrick PICHON wrote: Hello, All my VMs are using LVs created on the host side. I'm using collec

Re: [libvirt-users] Mounting VM filesystem on host while VM running

2016-08-08 Thread Patrick PICHON
hello Michal, That was my worries as well, and I think that your advice is probably the right one. Or even, I'm might request an enhancement to the collect libvirt plugin to report also FS information. Kind regards patrick On , Michal Privoznik wrote: On 08.08.2016 09:33, Patrick P

[libvirt-users] Mounting VM filesystem on host while VM running

2016-08-08 Thread Patrick PICHON
Hello, All my VMs are using LVs created on the host side. I'm using collectd to monitor some of the ressources of my host as well as the libvirt pluging to monitor my VMs. Collectd has an interesting plugin ( df ) which can monitor the filesystem usage. I would like to use it to monitor t

Re: [libvirt-users] Network speed between two guests on same host.

2016-02-29 Thread Patrick Pichon
Have a look if vhost_net is loaded on the guest and if not load it with modeprobe vhost_net Last when doing your lab perf test are you sure that you are not penalised by disk io either in input or outputs Envoyé de mon iPhone > Le 29 févr. 2016 à 17:13, Dominique Ramaekers > a écrit : > >

[libvirt-users] route seems to be not affecting the network behavior

2016-02-08 Thread pichon
Hello, I’m trying to set a default gateway on an isolated lan (because one of my VM get access to an other lan). I’m trying to use the option but this doesn’t affect the default route on my VMs. Here is the network xml prd-private-lan 22

[libvirt-users] set a different default gateway in an isolated network

2016-02-06 Thread pichon
Hello, I would like to set a specify default gateway for my VMs. However I’m not succeeding Here after is the isolated lan, where I added the statement When looking on the VM (guest) the route is not

Re: [libvirt-users] RX dropped packets on guests subnets

2016-01-26 Thread pichon
driver (with driver name=qemu), but in that case, no packets are dropped So is that a different behaviour of the bvirtio-net when it is in Kernel mode and when it is in User space ? Patrick > On 26 Jan 2016, at 20:51, Troels Arvin wrote: > > pichon wrote: > > Hello, > >

Re: [libvirt-users] RX dropped packets on guests subnets

2016-01-26 Thread pichon
On 26 Jan 2016, at 20:51, Troels Arvin wrote: > > pichon wrote: > > Hello, > > pichon wrote: >> On each of my guests VM, I see constantly a RX dropped number increasing >> , Even if the VM does nothing ! > > I'm seeing the same phenomenon on one of our

Re: [libvirt-users] RX dropped packets on guests subnets

2016-01-26 Thread pichon
Hello, For me it makes sense that the dropped stop when you are using tcpdump as you are indeed takes those packets ! For me the main question, is why such traffic is going to the VM ? Kind regards Patrick > On 26 Jan 2016, at 20:51, Troels Arvin wrote: > > pichon wrote: &

Re: [libvirt-users] RX dropped packets on guests subnets

2016-01-25 Thread pichon
Last, if in the VM I add “driver name = ‘emu’, after boot I have few dropped packets, but then it doesn’t increase anymore ! > > > > > > > function='0x0'/> > > On 23 Jan 2016, at 10:58, pichon wrote: > >

[libvirt-users] RX dropped packets on guests subnets

2016-01-25 Thread pichon
Hello, I have first a question (and then may be a problem), that I have difficulties to understand and eventually to investigate. On each of my guests VM, I see constantly a RX dropped number increasing , Even if the VM does nothing ! ifconfig eth0: flags=4163 mtu 1500 inet 192.168.10