I have antivirus (avast) but it's disabled during testing.

22 июля 2011, 15:15 от Max Vlasov <max.vla...@gmail.com>:
> On Fri, Jul 22, 2011 at 2:38 PM, Григорий Григоренко <grigore...@mail.ru> 
> wrote:
> > I have a log's database. Schema :
> >
> > Query:
> >
> > SELECT 1 as today, id as rowid, kind,who,msg,computer,process,created_at,id 
> > FROM log WHERE id > 4070636 AND id <= 9223372036854775807 AND kind = 'info' 
> > AND computer='KRAFTWAY';
> >...
> >
> >
> > Reboot system. Run query. Elapsed: ~100 SECONDS. Re-run query. Now it 
> > executes in less than a second. Re-run query. The same: less than a second. 
> > Tried it several times.
> >
> >
> > RUNNING THIS QUERY JUST AFTER REBOOT TAKES UNPREDICTABLE LARGE TIME, FROM 1 
> > TO 2 MINUTES.
> >
> >
> 
> Do you have and anitvirus software installed? It may scan the file at
> the first usage.
> 
> To be sure sqlite doesn't read too much I suggest opening Task
> Manager, choosing column I/O Read Bytes to be shown and run the query.
> This also can give a hint about the software that possibly reads the
> file all the this time.
> 
> Max
> 
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