KSE & MySQL & rc.d

[Daniel Eischen]

On Wed, 15 Oct 2003, Alexander Motin wrote:

> David Xu wrote:
> > Alexander Motin wrote:
> >> This patch did not fix the problem. On the 4th boot system hang with 
> >> same symptoms.
> >>
> >> Daniel Eischen wrote:
> >>
> >>>> I have P4 system with SMP kernel and HyperThreading enabled.
> >>>> I have one strange problem with mysql 4.1.0 when using KSE on 
> >>>> 5.1-CURRENT.
> >>>
> >>>
> > I have been running MySQL 4.1.0 on my SMP machine for monthes,  it is 
> > not P4 HyperThreading,
> > but a dual P3 machine, it just works fine for me.
> 
> Do you have 5.1-CURRENT on your machine? Do you using KSE?

Yes, he is a KSE developer and runs -current.

> > 
> >>>> After building mysql server with libkse as thread library and adding 
> >>>> its start script into /usr/local/etc/rc.d, system hangs on boot 
> >>>> without any error message when mysql trying to start.
> >>>
> >>>
> > Did kernel lock up or can you press ctrl+c to see if you can interrupt it ?
> 
> After that computer do not respond on Ctrl+C, Ctrl+Alt+Del, Enter or any 
> other key.
> > 
> >>>> If I trying to start mysql by hands after system completely boot 
> >>>> then everything works just fine.
> >>>> If I add delay into mysql start script and run it in backgroud from 
> >>>> rc.d - everything is fine
> >>>
> >>>
> > If you build mysql from ports, it should install script mysql-server.sh 
> > under /usr/local/etc/rc.d,
> > the default script will run mysqld_safe in background, I am confused 
> > that you need to
> > manually turn it into background, the work should be done atomically by 
> > the script.
> 
> I had built mysql by hands from sources with options:

Please use the port and use libmap.conf to change the threads
library from libc_r to libkse.  You may be unknowingly missing
freebsd-specific patches or linking to both libc_r and libkse.

-- 
Dan Eischen