The hardy-i386 bot timed out again on demo/ode/tentusscher/cpp. Earlier today I added more memory (3 GB now) to the virtual machine this slave runs at because it was using it all when running the demo, but it had no effect. Now I logged in on the slave and ran the demo manually. The problems is that it doesn't converge.
Johannes Creating ODE of size 19. Solving ODE over the time interval [0.0, 500] Initializing continuous Galerkin method cG(1). Using mono-adaptive Newton solver. Using discrete tolerance tol = 1e-08. Using uBLAS Krylov solver with no preconditioning. Using BiCGStab Krylov solver for matrix Jacobian. Time-stepping over the time interval [0, 500] Warning: consider implementing Jacobian ODE::J() to improve efficiency. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 2.500e-01, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 5.195e-27, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 2.760e-76, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 2.304e-119, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 8.512e-155, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 9.772e-184, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 2.313e-207, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 1.171e-226, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 1.993e-242, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 2.527e-255, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 6.984e-266, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 1.549e-274, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 1.222e-281, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 1.766e-287, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 2.724e-292, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 2.890e-296, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 1.474e-299, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 2.702e-302, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 1.403e-304, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 1.701e-306, trying again. *** Warning: Krylov solver failed to converge. Rejecting time slab K = 4.115e-308, trying again. *** Warning: Krylov solver failed to converge. *** Warning: Krylov solver failed to converge. *** Warning: Krylov solver failed to converge. ... Continues forever ... _______________________________________________ DOLFIN-dev mailing list DOLFIN-dev@fenics.org http://www.fenics.org/mailman/listinfo/dolfin-dev