[Koha-zebra] Updating zebradb

[Adam Dickmeiss]

Tümer Garip wrote:
> Hi Sebastian,
> Thanks for the concern.
> Well I tried to recreate the problem last night and managed to crash the
> db 2 times.
> Here is what I have done I started 2 separate zebraidx processes from
> the command line reading lots of marc records and committing at the end.
> Also from KOHA I have updated single records which is always an update
> and commit on each record.
> 
> On both occasions starting from a clean db  I managed to crash the
> update process. zebraidx logs giving fatal- inconsistent register errors
> and ZOOM stopping the zebrasrv as well.
> 
> I am on a windows 2003 platform using zebra 1.3.34 yaz 1.1.14
> Now I changed that to zebra 1.4 yaz-2.1.5 and tried just now with 2
> command line zebraidx processes feeding marc records about 20K with no
> commit and another command line process doing random commits. 1.4 zebra
> seems to handle things better but if you try hard enough it crashed as
> well.
Thanks for the info.

That Windows is used, is of particular interest, since the locking etc. 
is OS dependent. At ID, we use Linux 99% of the time. So you can guess 
where we test primarily.

/ Adam

> Ofcourse this is not a real life situation for me. In real life every
> update is update-commit. And in real life its to do with ZOOM, Z39.50 ,
> my scripts and Windows.