Re: [ovirt-users] Users Digest, Vol 52, Issue 87 What's going on open channel devices when migrating ...

--_000_1051EFB4D3A1704680C38CCAAC5836D292F0290CWPTXMAIL2ptxaxw_ Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi, Do you mean this sleep : # read() returns immediately (non-blocking) if no one is # listening on the other side of the virtio-serial port. # So in order not to be in a tight-loop and waste CPU # time, we just sleep for a while and hope someone will # be there when we will awake from our nap. time.sleep(1) Thx. Regards, J..P -----Message d'origine----- De : users-bounces(a)ovirt.org [mailto:users-bounces@ovirt.org] De la part de= users-request(a)ovirt.org Envoy=E9 : vendredi 15 janvier 2016 10:54 =C0 : users(a)ovirt.org Objet : Users Digest, Vol 52, Issue 87 Send Users mailing list submissions to users@ovirt.org<mailto:users@ovirt.org> To subscribe or unsubscribe via the World Wide Web, visit http://lists.ovirt.org/mailman/listinfo/users or, via email, send a message with subject or body 'help' to users-request@ovirt.org<mailto:users-request@ovirt.org> You can reach the person managing the list at users-owner@ovirt.org<mailto:users-owner@ovirt.org> When replying, please edit your Subject line so it is more specific than "R= e: Contents of Users digest..." Today's Topics: 1. Re: What's going on open channel devices when migrating the Guest ? (Vinzenz Feenstra) 2. Re: Scripting Guests migration , shutdown and reboot ( from ovirt) ? (Vinzenz Feenstra) ---------------------------------------------------------------------- Message: 1 Date: Fri, 15 Jan 2016 10:51:50 +0100 From: Vinzenz Feenstra <vfeenstr@redhat.com<mailto:vfeenstr@redhat.com>> To: Jean-Pierre Ribeauville <jpribeauville@axway.com<mailto:jpribeauville@a= xway.com>> Cc: "users@ovirt.org<mailto:users@ovirt.org>" <users@ovirt.org<mailto:users= @ovirt.org>> Subject: Re: [ovirt-users] What's going on open channel devices when migrating the Guest ? Message-ID: <90F5CE30-927A-48A3-AC82-97118A1325B4@redhat.com<mailto:90F5CE3= 0-927A-48A3-AC82-97118A1325B4(a)redhat.com&gt;&gt; Content-Type: text/plain; charset=3D"utf-8" y.com<mailto:jpribeauville@axway.com>> wrote: 20 seconds. host unless I restart the Guest software to re-open the /dev/virtio file. e have to reopen the file ? Well you can look how we do it in the ovirt-guest-agent. But we?re not reop= ening the unix domain socket - We?re basically on read failure just resched= uling the read - That causes no problems after migrations - it just continu= es Our python code for that is here: https://github.com/oVirt/ovirt-guest-agen= t/blob/master/ovirt-guest-agent/VirtIoChannel.py HTH ille(a)axway.com&gt;