On Apr 24, 2013, at 5:58 PM, Hui Zhang wrote: > Vec u,v; > > VecCreateMPIAIJ(..,&u); > VecGetArray(u,&a); > > VecCreateSeqWithArray(...,a,&v); > > Is this safe? I want the VecSeq v to read and write local array of u. > This is for VecScatterCreate from a global Vec to the local Seq v,
Note that the global Vec to scatter is COMM_WORLD, but the communicator of u is smaller. > and then I hope that u get updated as well automatically. > > Thanks in advance! >
