[Owncloud] upgrade from 4.5 to 5.0 lost all files

Tornóci László tornoci.laszlo at med.semmelweis-univ.hu
Thu Mar 28 08:44:20 UTC 2013


On 03/28/2013 09:30 AM, Jakub Moscicki wrote:
> Hello,
>
>> Syncing is not magic that guesses what you need. It has a policy of operation. Owncloud uses a very simple one, but it is clear: it is time based, so yes, it will wipe all your local data if the files on the server have recently disappeared.
>>
>
> I am looking for a complete and up-to-date reference which describes the *intended* synchronization model in ownCloud. Do you know if there is one (apart from the ocsync source code)? In particular, what happens if time in not up-to-date on all clients, or if the clock on a client is manually adjusted (in the future or into the past) or if a clock drifts in time. This is normal in heterogeneous distributed environments.
>
> And a specific question regarding the file wipe you discuss: isn't it a case that file modifications are versioned on the server and same should apply to deletions (i.e. moved to a trash area before wiped off completely)?
>
> Many thanks,

Hi,

good questions, that need to be answered by the developers. I am just an 
enthusiastic user/admin of OC.

					Yours: Laszlo

>
> kuba
>
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