Jesús Cea Avión added the comment:
I could be wrong, but I think this is an Oracle Berkeley DB bug. I contacted
Oracle yesterday about this. Stand by.
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Changes by Jesús Cea Avión j...@jcea.es:
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Jesús Cea Avión added the comment:
Marcin, what Berkeley DB version are you using?. Platform?. 32 or 64 bits?
Could you be able to compile test a custom python patch?
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Jesús Cea Avión added the comment:
dbhash uses bsddb behind the curtain. Could you possibly try current bsddb
external module at http://www.jcea.es/programacion/pybsddb.htm ??
Thanks.
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Jesús Cea Avión added the comment:
Experimenting with this, looks like the content leak is inside Berkeley DB
code. The leak is always on offset X*4096 bytes away when the database pagesize
is 4096 bytes. Looks like this is an important hint, since Python itself knows
nothing about database
Jesús Cea Avión added the comment:
The C version reuses buffers, so the content leak is less probable. Could you
possibly change the buffer for a malloc/free pair and try again?.
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New submission from Marcin Szewczyk:
As stated in the subject. Example is in a remote Git repository:
https://bitbucket.org/wodny/python-dbm-experiments/
It shows how some random data gets into the database (into some gaps between
keys and values). There is also a C example which hasn't been
Changes by Jakub Wilk jw...@jwilk.net:
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