Re: Ubuntu 12.04.1 + xfs + syncfs is still not our friend

[Dan Mick <dan.mick@inktank.com>]

Resolution: installing the packages built for precise, rather than 
squeeze, got versions that use syncfs.

On 11/06/2012 08:31 AM, Oliver Francke wrote:
> In answer to myself,
>
> On 11/06/2012 05:14 PM, Oliver Francke wrote:
>> Hi *,
>>
>> anybody out there who's in Ubuntu 12.04.1/ in connection with libc +
>> xfs + syncfs?
>
> ii  libc6                            2.15-0ubuntu10.3
>
> but:
> apt-cache show...
> .
> .
> Provides: glibc-2.13-1
> .
> .
>
> playing with numbers, I think. But make clear, why syncfs-call is not in
> :-\
>
> ... search continues...
>
>>
>> We bit the bullet and reinstalled two new nodes from debian to precise
>> in favour of possible performance increase?!
>>
>> *sigh*, still getting:
>>
>> 2012-11-06 17:05:51.863921 7f5cc52e3780  0 filestore(/data/osd6-3)
>> mount syncfs(2) syscall not support by glibc
>> 2012-11-06 17:05:51.863925 7f5cc52e3780  0 filestore(/data/osd6-3)
>> mount no syncfs(2), must use sync(2).
>>
>> as a show-stopper.
>>
>> That's with 3.2.* and 3.6.6 kernel. Should be new enough. And
>> ceph-0.48.2 ( eu.ceph.com mirror was installing 0.48.1.. though *ops*
>> ;) )
>>
>> But both should be capable of this system-call?!
>>
>> We've been so very near... but now clueless, please sched some light
>> in 8-)
>>
>> ( I hope this is not a very obvious human RTFM error ;) )
>>
>> And so I'm writing, should one enable directio + aio, as we're having
>> the journals on a SSD-partition?
>>
>> Kind regards,
>>
>> Oliver.
>>
>
>