Re: [deal.II] segmentation fault when calling make_vectorized_array

2017-07-12 Thread Denis Davydov
Hi Martin, On Wednesday, July 12, 2017 at 6:05:30 PM UTC+2, Martin Kronbichler wrote: > > Hi Denis, > > what is a? Is it an element of an array? If yes, is the array of type > AlignedVector (or derived from that). > no, it's just a member variable VectorizedArray: VectorizedArray a; >

Re: [deal.II] segmentation fault when calling make_vectorized_array

2017-07-12 Thread Martin Kronbichler
Hi Denis, what is a? Is it an element of an array? If yes, is the array of type AlignedVector (or derived from that). You get this kind of error when there is a load or store to an address that is not aligned by the size of the vectorized array, 32 bytes in your case. The data types

Re: [deal.II] step-40. petsc with openmp

2017-07-12 Thread Kartik Jujare
Thank you for the answer Regards, Kartik On Tuesday, July 11, 2017 at 5:53:48 PM UTC+2, Wolfgang Bangerth wrote: > > On 07/11/2017 08:33 AM, Kartik Jujare wrote: > > > > Does this still hold true of the Petsc wrappers not being thread-safe? > > Yes. But it's not the wrappers that are the

Re: [deal.II] Best approach for multi-variable system with multiple grids

2017-07-12 Thread 'Maxi Miller' via deal.II User Group
I know that both components will behave quite differently, thus I assumed that I have to use two grids. In addition I was interested in how both parameters evolve over time. If I need only one grid, then I still have to store them separately, but it would be closer to example 33, wouldn't it?