Re: xen-unstable+pvops kernel, I don't have xenbus and xenwatch kernel thread.

[Min Lee <min.lee@gatech.edu>]

Hi, Jeremy.
Yes, xenstored is running and xenstore-ls dumps its contents, although I 
had to start it manually.
I have only evtchn in /dev/xen. No gntdev.


On 6/9/2010 2:23 PM, Jeremy Fitzhardinge wrote:
> On 06/09/2010 08:05 AM, Min Lee wrote:
>> Hello. folks.
>> I've tried Xen-unstable + Jeremy's pvops kernel on ibm x3550M2 server
>> machine, on centos 5.4.
>> Also I've already checked these instructions..
>> http://wiki.xensource.com/xenwiki/2.6.18-to-2.6.31-and-higher
>> Now, it seems like domain creation cannot find its virtual devices..
>> So I couldn't start my domains. I had these messages..
>>
>> xenconsole: Could not read tty from store: No such file or directory
>> Error: Device 0 (vif) could not be connected. Hotplug scripts not
>> working.
>> Error: Device 2049 (vbd) could not be connected. Path closed or
>> removed during hotplug add: backend/vbd/5/2049 state: 1
>>
>> /proc/xen has these files.
>>
>> -r--r--r-- 1 root root 0 Jun  8 09:57 capabilities
>> -rw------- 1 root root 0 Jun  8 09:57 privcmd
>> -rw------- 1 root root 0 Jun  8 09:57 xenbus
>> -rw------- 1 root root 0 Jun  8 09:57 xsd_kva
>> -rw------- 1 root root 0 Jun  8 09:57 xsd_port
>>
>> 'make install-tools' didn't install links in my /etc/rc directories,
>> so I had to run manually xenconsoled, xenstored, and xend, but
>> I found that I have no xenbus and xenwatch kernel threads.
>> Is this why it can't finds virtual devices??
>
> Is xenstored running?  Do you have the evtchn and gntdev devices in
> /dev/xen?
>
>      J
>