[Monetdb-developers] MonetDB4 server (Mserver) crash on solaris 10

Fabian Groffen Fabian.Groffen at cwi.nl
Thu Sep 27 17:31:11 CEST 2007


On 19-09-2007 18:34:18 +0200, Niels Nes wrote:
> > # MonetDB/SQL module v2.21.0 loaded
> > >sql.start();
> > >select * from tables;
> > 
> > Program received signal SIGSEGV, Segmentation fault.
> > [Switching to Thread 1 (LWP 1)]
> > QOTupdateStatistics (nme=<value optimized out>, actions=0, val=43)
> >     at /scratch/monetdb-fabian/current/five/src/optimizer/opt_statistics.mx:158
> > 158             *lp= *lp+ val;
> > (gdb) p val
> > $1 = 43
> > (gdb) p lp
> > $2 = (lng *) 0x8f0e54
> > (gdb) p *lp
> > $3 = 3688618971
> > (gdb) quit
> > The program is running.  Exit anyway? (y or n) y
> 
> Could you check if this is a stack overflow problem. The optimizers in
> m5 do alot of allocas.

It was an alignment error and now solved.




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