On Mon, Sep 17, 2007 at 08:51:26PM +0100, Daniel P. Berrange wrote: > On Mon, Sep 17, 2007 at 03:35:19PM -0400, Daniel Veillard wrote: > > Expectations will vary according to environments. But 15mn is *way* over > > what I would accept in a distributed system environment. On the other hand > > when ssh resumes the connection fine if I suspend my laptop for 30mn is > > a a feature. That's why I ask for a way to set the timeout, I don't think > > we will be able to find a value which will please everybody. > > I'm not in favour of providing a configurable timeout to individual apps using > libvirt because it'll lead to inconsistent behaviour between apps/ ie scenarios > where one libvirt app will continue to work while another will prematurely > fail. It'll also mean that every app using libvirt will have to find a way > to expose this setting to the user. > > > I'm not too fond of using an extension to the URI, I think this gets over > > what URI were designed for. Either giving an access to the socket descriptor > > (beware this may generate a future Windows portability problem), or provide > > a specific tuning API (not nice but relatively safe). Since calls are > > synchronous the app may change the Connection timeout before issuing some > > calls like Create or Migrate. > > Yep, a timeout isn't really part of an address which is what we're using > URIs for. Exposing new APIs for this to the apps isn't nice because of the > need for all apps to then expose it to the user as i mention above. > > Other possibilities are a libvirt client side config file or environment > variables but the latter isn't too nice. > > I'd probably go for config file unless people have other ideas. Well a config file forces the same timeout for the whole duration of the program and for every connection, I'm not sure it's the right thing to do in this case. Daniel -- Red Hat Virtualization group http://redhat.com/virtualization/ Daniel Veillard | virtualization library http://libvirt.org/ veillard@xxxxxxxxxx | libxml GNOME XML XSLT toolkit http://xmlsoft.org/ http://veillard.com/ | Rpmfind RPM search engine http://rpmfind.net/ -- Libvir-list mailing list Libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list