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From Rick Hillegas <rick.hille...@oracle.com>
Subject Re: Derby on NAS = corruption ?
Date Wed, 18 Jul 2012 12:48:56 GMT
On 7/18/12 1:56 AM, Santiago Miguel wrote:
> Hi,
>
> I work in a french company which provides secure online file 
> management services (SaaS solutions).
>
> In one of our applications (backup software), in case of a large file, 
> we cut it into blocks and we use a Derby db in order to maintain the 
> block indexes. These Derby dbs (version 10.5.1.1) are stored on a NAS 
> (cluster Isilon NL series) shared between webservers. The derby db is 
> directly  acceded on NAS and it is thread safe.
> Everyday, we are observing many Derby db corruptions (Unknown page 
> format at page Page(524,Container(0, 1024))) and these dbs are no 
> longer usable.
>
> I join the derby log file corresponding to the last night on 1 webserver.
> Thanks in advance for your help.
>
> Best regards,
> Miguel Santiago
>
Hi Miguel,

The following email thread may shed light on the problems you are 
seeing: 
http://old.nabble.com/Client-server-plus-network-storage-of-database-files-td19565143.html

Hope this helps,
-Rick

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