You probably have an open transaction that causes the transaction log
to grow and grow.

On Sun, Apr 22, 2012 at 14:45, Michael Spector <[email protected]> wrote:
> Hello,
>
> We're stuck on the following problem. Sometimes, the database enters
> such a state, so it starts growing to an enormous size (several gigs)
> without control. I tried to see whether there's a bug in my code,
> which leads to wrong insertions to the database, but the data itself
> takes only 5% of the database file size.
>
> Below are my actions:
>
> # ls -lsh
> 7.0G -rw-r--r-- 1 michael michael 7.2G 2012-04-22 10:34 mydb.h2.db
>
> I tried to connect to the database, and dump it to an SQL file:
>
> # java -cp org.h2_1.3.163.jar org.h2.tools.Shell -url
> "jdbc:h2:mydb;CIPHER=AES" -user test -password "test test" -driver
> org.h2.Driver
> sql> EXPORT TO '/tmp/test.sql'
>
> # ls -lsh /tmp/dump.sql
> 340M -rw-r--r-- 1 michael      michael      340M 2012-04-22 10:35
> test.sql
>
> I tried to defragment the database, and I've got this error:
>
> sql> SHUTDOWN DEFRAG;
> Error: org.h2.jdbc.JdbcSQLException: Database is already closed (to
> disable automatic closing at VM shutdown, add
> ";DB_CLOSE_ON_EXIT=FALSE" to the db URL) [90121-163]
>
> Then I looked at the database size, it has grown to 8G!
>
> # ls -lsh
> 7.9G -rw-r--r-- 1 michael michael 8.0G 2012-04-22 10:47 mydb.h2.db
>
> Any help will be appreciated!
>
> --
> Michael
>
> --
> You received this message because you are subscribed to the Google Groups "H2 
> Database" group.
> To post to this group, send email to [email protected].
> To unsubscribe from this group, send email to 
> [email protected].
> For more options, visit this group at 
> http://groups.google.com/group/h2-database?hl=en.
>

-- 
You received this message because you are subscribed to the Google Groups "H2 
Database" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/h2-database?hl=en.

Reply via email to