[Xapian-discuss] xapian-compact seg faulting & Re: [Xapian-discuss] Error msg xapian-compact: The revision being read has been discarded - you should call Xapian::Database::reopen() and retry the operation

[oscaruser at programmer.net]

Olly,

True something wrong with my setup. How I can send you the file (~6.4 MB gz)?

Thanks,
OSC

> ----- Original Message -----
> From: "Olly Betts" <olly at survex.com>
> To: oscaruser at programmer.net
> Subject: Re: [Xapian-discuss] xapian-compact seg faulting & Re: [Xapian-discuss] Error msg xapian-compact: The revision being read has been discarded - you should call Xapian::Database::reopen() and retry the operation
> Date: Tue, 13 Jun 2006 02:03:51 +0100
> 
> 
> This is very odd.  Flint currently seems rock solid for everybody using
> it apart from you where it seems very flaky.  If I could reproduce the
> problem, I should be able to pin down what's wrong and fix it, but I
> can't from the information you've provided so far.
> 
> For example, Gmane uses xapian-compact to merge 2 databases every night,
> and even uses the -F option like you do.  For a full rebuild (which I
> must have done at least 10 times) it merges one database per million
> documents, so that's more than 30.  Tweakers.net use flint on a large
> system and run xapian-compact frequently and they're very happy with
> the stability.  I know of several other happy flint users (and there
> are probably more I don't know of).
> 
> I don't understand what's the difference which is causing you these
> problems.  I suspect if we can work that out this will be fairly easy to
> resolve.
> 
> On Mon, Jun 12, 2006 at 11:35:53AM -0800, oscaruser at programmer.net wrote:
> > I think it may also be time to develop a tool to validate the integrity
> > of a flint index.
> 
> If you can run copydatabase on a database, it's in good shape with the
> possible exception of the postlist table.
> 
> If you want something more specific, quartzcheck is probably a good
> starting point.  The flint and quartz formats still have quite a bit
> in common.
> 
> Cheers,
>      Olly


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