Re: [pve-devel] pvedaemon hanging because of qga retry

cmd"); I'll send a patch - Mail original - De: "aderumier" <aderum...@odiso.com> À: "Thomas Lamprecht" <t.lampre...@proxmox.com> Cc: "pve-devel" <pve-devel@pve.proxmox.com> Envoyé: Mardi 22 Mai 2018 09:59:37 Objet: Re: [pve-devel] pvedaem

Re: [pve-devel] pvedaemon hanging because of qga retry

correctly? yes ! - Mail original - De: "Thomas Lamprecht" <t.lampre...@proxmox.com> À: "pve-devel" <pve-devel@pve.proxmox.com>, "aderumier" <aderum...@odiso.com>, "dietmar" <diet...@proxmox.com> Envoyé: Mardi 22 Mai 2018 09:56:

Re: [pve-devel] pvedaemon hanging because of qga retry

et...@proxmox.com> > À: "aderumier" <aderum...@odiso.com> > Cc: "pve-devel" <pve-devel@pve.proxmox.com> > Envoyé: Lundi 21 Mai 2018 09:56:03 > Objet: Re: [pve-devel] pvedaemon hanging because of qga retry > >> I have looked at libvirt/ovirt.

Re: [pve-devel] pvedaemon hanging because of qga retry

> On May 17, 2018 at 11:16 PM Alexandre DERUMIER wrote: > > > Hi, > I had a strange behaviour today, > > with a vm running + qga enabled, but qga service down in the vm > > after theses attempts, > > May 17 21:54:01 kvm14 pvedaemon[20088]: VM 745 qmp command failed -

Re: [pve-devel] pvedaemon hanging because of qga retry

> On May 21, 2018 at 3:02 PM Alexandre DERUMIER wrote: > > > >>Seems this patch does not solve the 'high load' problem at all? > > I can't reproduce this high load, so I can't say. Its holiday today in Austria. But I will ask our support team tomorrow how to reproduce

Re: [pve-devel] pvedaemon hanging because of qga retry

longer timeout. - Mail original - De: "dietmar" <diet...@proxmox.com> À: "aderumier" <aderum...@odiso.com> Cc: "pve-devel" <pve-devel@pve.proxmox.com> Envoyé: Lundi 21 Mai 2018 09:56:03 Objet: Re: [pve-devel] pvedaemon hanging because of qga

Re: [pve-devel] pvedaemon hanging because of qga retry

> I have looked at libvirt/ovirt. > > It seem that's it's possible to detect if agent is connected, through a qmp > event VSERPORT_CHANGE. > > https://git.qemu.org/?p=qemu.git;a=commit;h=e2ae6159 >

Re: [pve-devel] pvedaemon hanging because of qga retry

uot;pve-devel" <pve-devel@pve.proxmox.com> Envoyé: Dimanche 20 Mai 2018 15:51:37 Objet: Re: [pve-devel] pvedaemon hanging because of qga retry > if the guest is so loaded, than it can't even send reponse to guest-ping > (with > a "short" timeout of some seconds, not

Re: [pve-devel] pvedaemon hanging because of qga retry

> if the guest is so loaded, than it can't even send reponse to guest-ping (with > a "short" timeout of some seconds, not ms!), AFAIK this is quite common ... (unfortunately). We had several support cases in the past (several seconds delay), but I do not remember how to reproduce. I will ask the

Re: [pve-devel] pvedaemon hanging because of qga retry

mand. what do you think about this? - Mail original - De: "dietmar" <diet...@proxmox.com> À: "aderumier" <aderum...@odiso.com> Cc: "pve-devel" <pve-devel@pve.proxmox.com> Envoyé: Vendredi 18 Mai 2018 19:03:19 Objet: Re: [pve-devel] pvedaemon

Re: [pve-devel] pvedaemon hanging because of qga retry

> >>If you simply skip commands like 'guest-fsfreeze-thaw' > >>your VM will get totally unusable (frozen). So I am not > >>sure what you want to suggest? > > I'm not sure, but don't we have 2 timeout here ? > > 1 for connect , and 1 for command execution ? what for? > I would like to be

Re: [pve-devel] pvedaemon hanging because of qga retry

l original - > De: "aderumier" <aderum...@odiso.com> > À: "pve-devel" <pve-devel@pve.proxmox.com> > Envoyé: Vendredi 18 Mai 2018 00:37:30 > Objet: Re: [pve-devel] pvedaemon hanging because of qga retry > > in qmpclient : open_connection >

Re: [pve-devel] pvedaemon hanging because of qga retry

> we use $elapsed >= $timeout. > > Isn't this timeout for command execution time and not connect time ? > > I'm seeing at the end: > $self->{mux}->set_timeout($fh, $timeout); > > seem to be the command execution time in the muxer > I guess both should be shorter than $timeout?

Re: [pve-devel] pvedaemon hanging because of qga retry

pve-devel" <pve-devel@pve.proxmox.com> Envoyé: Vendredi 18 Mai 2018 00:37:30 Objet: Re: [pve-devel] pvedaemon hanging because of qga retry in qmpclient : open_connection for (;;) { $count++; $fh = IO::Socket::UNIX->new(Peer => $sname, Blocking => 0, Timeout => 1); last if $fh; if

Re: [pve-devel] pvedaemon hanging because of qga retry

in qmpclient : open_connection for (;;) { $count++; $fh = IO::Socket::UNIX->new(Peer => $sname, Blocking => 0, Timeout => 1); last if $fh; if ($! != EINTR && $! != EAGAIN) { die "unable to connect to VM $vmid $sotype socket - $!\n"; }