Re: [Xen-devel] Test Xen 4.8 RC3 FULL SUCCESS 21.10.16

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Mon, Oct 24, 2016 at 07:49:40PM +0100, Juergen Schinker wrote:
> 
>  
> > There is one called xenstored.service.
> > 
> >> is xenstore supposed to start just because it is systemd enabled?
> >> 
> > 
> > I think so -- when you configure it properly when building Xen, those
> > files will be properly installed to the desired location of your test
> > host.  Make sure you have systemd development package(s) installed on
> > your build host.
> > 
> > My limited experience with those script shows that they work just fine.
> > I don't remember making any special adjustment to them.
> > 
> > Wei.
>  
> well this is what I get
> 
> root@xen:~# systemctl enable xenstored
> Created symlink /etc/systemd/system/multi-user.target.wants/xenstored.service 
> → /usr/local/lib/systemd/system/xenstored.service.
> The unit files have no installation config (WantedBy, RequiredBy, Also, Alias
> settings in the [Install] section, and DefaultInstance for template units).
> This means they are not meant to be enabled using systemctl.

I don't follow.

Doesn't xenstored.service have "WantedBy=multi-user.target"?

> Possible reasons for having this kind of units are:
> 1) A unit may be statically enabled by being symlinked from another unit's
>    .wants/ or .requires/ directory.
> 2) A unit's purpose may be to act as a helper for some other unit which has
>    a requirement dependency on it.
> 3) A unit may be started when needed via activation (socket, path, timer,
>    D-Bus, udev, scripted systemctl call, ...).
> 4) In case of template units, the unit is meant to be enabled with some
>    instance name specified.
> root@xen:~# systemctl status xenstored
> ● xenstored.service - The Xen xenstore
>    Loaded: loaded (/usr/local/lib/systemd/system/xenstored.service; enabled; 
> vendor preset: enabled)
>    Active: active (exited) since Sun 2016-10-23 14:41:15 BST; 1 day 5h ago
>  Main PID: 1141 (code=exited, status=0/SUCCESS)
>    CGroup: /system.slice/xenstored.service

            ^ no more output after this?

I have:

 Main PID: 908 (code=exited, status=0/SUCCESS)
   CGroup: /system.slice/xenstored.service
           └─972 /usr/local/sbin/xenstored --pid-file /var/run/xen/xenstored.pid


Wei.

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
https://lists.xen.org/xen-devel