[opencms-dev] Failed to write locks to database

[RuiXian BAO]

On 1/24/08, Nuno Fernandes <npf-mlists at eurotux.com> wrote:
>
> Any more info?
>
> In "New Features in OpenCms 7.0.2" we can see:
>
> "Added new database tool to remove "hanging" publish locks."
>
> Does anyone know anything about this tool?


Have you tried that?

Best

- RuiXian


Thanks
> Nuno Fernandes
>
> On Wednesday 23 January 2008 16:16:06 Nuno Fernandes wrote:
> > On Tuesday 22 January 2008 23:13:43 RuiXian BAO wrote:
> > > Hello,
> > >
> > > On 1/22/08, Nuno Fernandes <npf-mlists at eurotux.com> wrote:
> > > > Hi,
> > > >
> > > > I'm having this problem:
> > > >
> > > > 21 Jan 2008 19:06:40,146 ERROR [rg.opencms.main.CmsThreadStore: 190]
> > > > Failed to
> > > >
> > > > write locks to database.
> > >
> > > Is your database still up and running? Can you connect to it from the
> > > command line?
> >
> > Yes.. It's running. When i stop and start tomcat the website works again
> > but after sometime i see the error again and the website turns
> inacessible.
> >
> >  I do a processlist at that time but nothing is connected to the
> database.
> >
> > Thanks for any info.
> > Nuno Fernandes
> >
> > > Best
> > >
> > > - RuiXian
> > >
> > >
> > > org.opencms.db.CmsDbSqlException: An SQL error occurred when executing
> > > the
> > >
> > > > following query: com.mysql.jdbc.PreparedStatement at 4904c8: statement
> has
> > > > been
> > > >
> > > > close
> > > >
> > > > d, no further internal information available.
> > > >
> > > > at
> > > >
> > > > org.opencms.db.generic.CmsProjectDriver.writeLocks(
> CmsProjectDriver.jav
> > > >a
> > > >
> > > > :2177)
> > > >
> > > > at org.opencms.lock.CmsLockManager.writeLocks(CmsLockManager.java
> :582)
> > > >
> > > > at
> > > >
> > > > org.opencms.db.CmsDriverManager.writeLocks(CmsDriverManager.java
> :7920)
> > > >
> > > > at
> > > >
> > > > org.opencms.db.CmsSecurityManager.writeLocks(CmsSecurityManager.java
> :50
> > > >91 )
> > > >
> > > > at org.opencms.main.CmsThreadStore.run(CmsThreadStore.java:187)
> > > >
> > > > Caused by: com.mysql.jdbc.CommunicationsException: Communications
> link
> > > > failure
> > > >
> > > > due to underlying exception:
> > > >
> > > > ** BEGIN NESTED EXCEPTION **
> > > >
> > > > java.io.EOFException
> > > >
> > > > MESSAGE: Can not read response from server. Expected to read 4
> bytes,
> > > > read 0
> > > >
> > > > bytes before connection was unexpectedly lost.
> > > >
> > > > STACKTRACE:
> > > >
> > > > java.io.EOFException: Can not read response from server. Expected to
> > > > read 4
> > > >
> > > > bytes, read 0 bytes before connection was unexpectedly lost.
> > > >
> > > > at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1997)
> > > >
> > > > at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2411)
> > > >
> > > > ..
> > > >
> > > > I've googled around and didn't find anything related. I'm using two
> > > > machines
> > > >
> > > > 1 - webserver
> > > >
> > > > centos5 (i386)
> > > >
> > > > apache-tomcat-6.0.14
> > > >
> > > > jdk-1.6.0_03-fcs
> > > >
> > > > opencms 7.0.3
> > > >
> > > > 2 - db server
> > > >
> > > > centos5 (x86_64)
> > > >
> > > > mysql 5
> > > >
> > > > Any info?
> > > >
> > > > Thanks,
> > > >
> > > > Nuno Fernandes
> > > >
> > > >
> > > > _______________________________________________
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> >
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>
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