[silva-dev] Silva hangs after copying

Samuel Schluep schluep at iha.bepr.ethz.ch
Mon Aug 4 18:27:27 CEST 2003


Hello jw

Sorry for not responding earlier, but I was just enjoying my holidays.

> So far we can not reproduce your situation.

Oh bad.

> We do however see that copying and pasting can be very, very, very
> slow. Which in itself is not good of course, but is not a hang or
> crash or something.

I left Silva running for hours, but it did not come back to its normal
behaviour.

> Basically my question is: can you describe in the most exact terms you
> can what you do and what you observe? That way we might be able to
> exactly reproduce your situation and find the bug? That would be of
> great help!!

Here it is (I am logged in as manager and use the Internet Exporer - Mozilla
does no better):

1. In an empty 'Silva Root'-container (with an index document) I create a
new 'Silva Publication' (id='pub'; title='Pub') and press 'save + enter'.

2. In 'pub' I create fifteen 'Silva Documents' (id='doc1' ... 'doc15';
title='Doc1' ... 'Doc15') using the save button. No content is added to
them.

3. I go to the publish tab of 'pub', 'select all', choose 'publish now', and
'approve' all documents.

4. Then I go to the 'Silva Root' content tab, select 'pub', 'copy' it and
'paste' it into the 'Silva Root' container.

5. With the Task Monitor of the sever I see the processor load going high,
which goes low after some time (20 seconds). Then the SMI-screen in the
browser window is updated, and there is a new item: 'copy_of_pub'. But the
Internet Explorer does not finish the update. In the status bar the
following message remains forever: '(1 item remaining) Opening page
http://localhost:8080/silva/edit '.

6. During the pasting I get many messages in the system console like: '
------
2003-08-04T17:32:13 ERROR(200) Catalog uncatalogObject unsuccessfully
attempted
to uncatalog an object with a uid of /silva/copy_of_pub/index/0.
------
2003-08-04T17:32:13 ERROR(200) Catalog uncatalogObject unsuccessfully
attempted
to uncatalog an object with a uid of /silva/copy_of_pub/doc1/0. '

7. If I close all Internet Expoler windows and open
'http://localhost:8080/silva/edit' again, Silva still hangs.

Note: this happens only if the publication contains published documents.
There is no problem for copying documents which are unapproved or closed.

Versions: Silva 0.9.2.1 with Zope 2.6.1, Python 2.1.3, PyXML 0.8.1,
ParsedXML 1.3.1, Annotation-0_4_1, ExtFile/ExtImage-1-1-3, FileSystemSite
1.2, Formulator 1.4.2, SilvaMetadata-0_7, XMLWidgets-0_9, no Silva extension
products; Windows XP (Professional, Version2002, Service Pack 1) with
Internet Exporer 6.0 and Mozilla 1.4; Intel Pentium 4, 2.4 GHz, 512 MB RAM

I hope this helps...

Regards
Sam





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