On 15/05/2013, at 3:50 PM, Vladislav Bogdanov <bub...@hoster-ok.com> wrote:
> 15.05.2013 08:23, Andrew Beekhof wrote:
>>
>> On 15/05/2013, at 3:11 PM, renayama19661...@ybb.ne.jp wrote:
>>
>>> Hi Andrew,
>>>
>>> Thank you for comments.
>>>
>>>>> The guest located it to the shared disk.
>>>>
>>>> What is on the shared disk? The whole OS or app-specific data (i.e.
>>>> nothing pacemaker needs directly)?
>>>
>>> Shared disk has all the OS and the all data.
>>
>> Oh. I can imagine that being problematic.
>> Pacemaker really isn't designed to function without disk access.
>>
>> You might be able to get away with it if you turn off saving PE files to
>> disk though.
>
> I store CIB and PE files to tmpfs, and sync them to remote storage
> (CIFS) with lsyncd level 1 config (I may share it on request). It copies
> critical data like cib.xml, and moves everything else, symlinking it to
> original place. The same technique may apply here, but with local fs
> instead of cifs.
>
> Btw, the following patch is needed for that, otherwise pacemaker
> overwrites remote files instead of creating new ones on tmpfs:
>
> --- a/lib/common/xml.c 2011-02-11 11:42:37.000000000 +0100
> +++ b/lib/common/xml.c 2011-02-24 15:07:48.541870829 +0100
> @@ -529,6 +529,8 @@ write_file(const char *string, const char *filename)
> return -1;
> }
>
> + unlink(filename);
Seems like it should be safe to include for normal operation.
> +
> file_output_strm = fopen(filename, "w");
> if (file_output_strm == NULL) {
> crm_perror(LOG_ERR, "Cannot open %s for writing", filename);
>
>
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>
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