[ome-users] OMEIS potential bug

[Ilya Goldberg]

On Jul 26, 2005, at 7:14 AM, Chris Allan wrote:

> On Mon, Jul 25, 2005 at 11:56:52AM -0700, Gerald Fontenay wrote:
>> Hi,
>
> Hi Gerald.
>
> Right now there is a soft limit of about 1GB for images in OMEIS and
> that's what you're seeing.

But after 5,000 successful iterations?
I would be interested in trying to reproduce this using your script.  
Can you post it up?
-Ilya


>
> There has been some work on this front but other things have recently
> taken priority.
>
> You can have a look at some ideas on this front here:
>
> http://cvs.openmicroscopy.org.uk/tiki/tiki-index.php?page=Scalability
>
>>
>> I ran some simple "stress-testing" of the OMEIS that ran over the
>> weekend. I had a couple of scripts separately running curl that would
>> each upload a file ( one small, one 1gig+) using FileUpload, get the
>> FileID, then run DeleteFile.
>> However, it seems after some 5 thousand of these iterations of this
>> admittedly silly use-case, I am no longer able to upload those files 
>> or
>> get back a valid FileID. Through browsing, they do not seem present in
>> the OMEIS filesystem. The digest mechanism appears to be picking them 
>> up
>> as present then apparently some additional reading failed.
>>
>> The curl output:
>> Error calling UploadFile: UploadFile failed.
>> System Error: No such file or directory
>> OMEIS Error: Error opening FileID=344: No such file or directory.
>> Error opening FileID=344: No such file or directory.
>>
>>
>> Perhaps it's the case that at some point writing the file failed while
>> the digest mechanism thinks that file still does exist in the system.
>> Not really sure. Does this make sense? Silly way to test, again, I 
>> know,
>> but I didn't have much disk space on this install nor time for a 
>> better
>> test.
>>
>> TIA for any clarification, assistance, etc..
>> Gerald
>
> Ciao.
>
> -Chris
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