On Tue, Sep 23, 2008 at 2:49 AM, Dave Anderson <anderson(a)redhat.com> wrote:
Jun Koi wrote:
>
> On Tue, Sep 23, 2008 at 12:49 AM, Dave Anderson <anderson(a)redhat.com>
> wrote:
>
>> Jun Koi wrote:
>>
>>> Hi,
>>>
>>> I found below cmdline params having no documentation anywhere, so
>>> could somebody explain their meaning?
>>>
>>> - memory_module
>>> - no_modules
>>> - no_ikconfig
>>> - no_namelist_gzip
>>> - no_kmem_cache
>>> - kmem_cache_delay
>>> - readnow
>>> - buildinfo
>>> - zero_excluded
>>>
>>>
>>> Many thanks,
>>> J
>>
>> They're all essentially debug flags for use on kernels/dumpfiles
>> that for some reason or other would not initialize properly.
>>
>> memory_module: if /dev/mem or /dev/crash do not suffice you could
>> force-feed one or the other for live system analysys.
>
Sorry if this is a stupid question, but how to have /dev/crash device?
Thanks,
J