General matrix interative solver

2006-10-12 Thread Hong Zhang
[0]PETSC ERROR: MatILUFactorSymbolic() line 4573 in src/mat/interface/e:\cygwin\ home\PETSC-~1.1-P\src\mat\INTERF~1\matrix.c [0]PETSC ERROR: No support for this operation for this object type! [0]PETSC ERROR: Matrix

General matrix interative solver

2006-10-12 Thread Julian
Thanks, I got it working after I switched to icc All this time I was running test cases where I just read in an already assembled global stiffness matrix and load vector and solved the problem using petsc. After I got that working, I tried to fully integrate the solver with the FEA program.

General matrix interative solver

2006-10-12 Thread Julian
I think I got the preallocation right.. But it still gets stuck at pretty much the same spot. When it slowed to almost pretty much a full stop, I did a break all in debug mode and it looks like its stuck in a memset function which according to the call stack is called down the line from the

General matrix interative solver

2006-10-12 Thread Satish Balay
On Thu, 12 Oct 2006, Julian wrote: I think I got the preallocation right.. But it still gets stuck at pretty much the same spot. Can you veify with '-info' - and look for number of mallocs in the verbose output. Satish When it slowed to almost pretty much a full stop, I did a break all in

General matrix interative solver

2006-10-12 Thread Barry Smith
On Thu, 12 Oct 2006, Julian wrote: I think I got the preallocation right.. But it still gets stuck at pretty much the same spot. When it slowed to almost pretty much a full stop, I did a break all in debug mode and it looks like its stuck in a memset function which according to the call

General matrix interative solver

2006-10-12 Thread Julian
Ok, so it looks like it is not preallocating This is what is get when I do a '-info': [0] PetscInitializePETSc successfully started: number of processors = 1 [0] PetscGetHostNameRejecting domainname, likely is NIS ALPHA2.?