Re: drjones@redhat.com, vkuznets@redhat.com, leiwang@redhat.com, wshi@redhat.com

[Lingfei Kong <lkong@redhat.com>]

On 04/22/2014 06:59 PM, George Dunlap wrote:
> On Fri, Apr 18, 2014 at 2:40 AM, Lingfei Kong <lkong@redhat.com> wrote:
>> Hello,
>> When i create a guest with option 'cpus="0-3"' on the command line, xl can not parse the config. But it works well when i specify 'cpus=1' on the command line. I read the man page xl.cfg, learned that xl support the following format:
>> "0-3,5,^1"
>> so  it would be very nice if xl can support this format on the command line too.
>>
>> Also i have file a bug on bugzilla: Bug 1886 - option `cpus="0-3"` works well when you specify it in a configure file, but it give a error feadback when you add it to the command line
>>
>>
>>
>> The following are the  details:
>>
>> Description of problem:
>> option `cpus="0-3"` works well when you specify it in a configure file, but it give a error feadback when you add it to the command line.
>>
>> Version-Release number of selected component (if applicable):
>>
>> How reproducible:
>> 100%
>>
>> Steps to Reproduce:
>> 1. Install a host with xen4
>> 2. Create a guest, add option 'cpus="0-3"' on the command line
>> # xl -v create hvm-7.0-64-1.cfg cpus="0-3"
>> Parsing config from hvm-7.0-64-1.cfg
>> hvm-7.0-64-1.cfg:28: config parsing error near `-3': lexical error
>> warning: Config file looks like it contains Python code.
>> warning:  Arbitrary Python is no longer supported.
>> warning:  See http://wiki.xen.org/wiki/PythonInXlConfig
>> Failed to parse config: Invalid argument
> 
> The problem here is that your shell is discarding the quotes; so what
> xl sees is 'cpus=0-3', not 'cpus="0-3"'.  Try the following:
> 
> # xl -v create hvm-7.0-64-1.cfg cpus=\"0-3\"
> 
> -George
> 

Hi George,
Thanks for your hlep. It works with cpus=\"0-3\".


Lingfei Kong