Re: [Xen-devel] libxl: error handling before xenstored runs

[Christoph Egger <Christoph.Egger@xxxxxxx>]

On Wednesday 09 February 2011 15:29:55 Kamala Narasimhan wrote:
> Christoph Egger wrote:
> > Hi!
> >
> > When I start a guest *before* xenstored runs
> > then I get this list of error messages:
> >
> > libxl: error: libxl_xshelp.c:109:libxl__xs_get_dompath failed to get
> > dompath for 1: Bad file descriptor
> > libxl: error: libxl_xshelp.c:109:libxl__xs_get_dompath failed to get
> > dompath for 0: Bad file descriptor
> > libxl: error: libxl_device.c:116:libxl__device_generic_add xs transaction
> > failed: Bad file descriptor
> > libxl: error: libxl_xshelp.c:109:libxl__xs_get_dompath failed to get
> > dompath for 1: Bad file descriptor
> > libxl: error: libxl_xshelp.c:109:libxl__xs_get_dompath failed to get
> > dompath for 0: Bad file descriptor
> > libxl: error: libxl_device.c:116:libxl__device_generic_add xs transaction
> > failed: Bad file descriptor
> > libxl: error: libxl_xshelp.c:109:libxl__xs_get_dompath failed to get
> > dompath for 1: Bad file descriptor
> > libxl: error: libxl_xshelp.c:109:libxl__xs_get_dompath failed to get
> > dompath for 0: Bad file descriptor
> > libxl: error: libxl_device.c:116:libxl__device_generic_add xs transaction
> > failed: Bad file descriptor
> > libxl: error: libxl_xshelp.c:109:libxl__xs_get_dompath failed to get
> > dompath for 1: Bad file descriptor
> > libxl: error: libxl_xshelp.c:109:libxl__xs_get_dompath failed to get
> > dompath for 0: Bad file descriptor
> > libxl: error: libxl_device.c:116:libxl__device_generic_add xs transaction
> > failed: Bad file descriptor
> > libxl: error: libxl_xshelp.c:109:libxl__xs_get_dompath failed to get
> > dompath for 1: Bad file descriptor
> > xl: fatal error: libxl_create.c:487, rc=-3: libxl__create_device_model
> > libxl: error: libxl_xshelp.c:109:libxl__xs_get_dompath failed to get
> > dompath for 1: Bad file descriptor
> > libxl: error: libxl.c:675:libxl_domain_destroy non-existant domain -1
> >
> >
> > IMO a simple message like "xenstored is not running." would be enough.
>
> xl now has a check and newer versions of the toolstack should display
> similar message when you invoke an xl command.  Is it possible you are
> using a slightly older version of the toolstack or directly invoking libxl
> library elsewhere?

I'm currently on c/s 22834. Which c/s added the check you are talking about?

Christoph



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