[petsc-users] DMDAVecRestoreArrayF90

2025-03-31 Thread Zhao-Yi Yan
Hi, Dear developers, I am using 3.22.4 and find that DMDAVecGetArrayF90 should be used in pair with DMDAVecRestoreArrayF90 And should NOT be used in pair with DMDAVecRestoreArray Otherwise, strange memory leakage can be caused. I know F90-style function has been discarded i

Re: [petsc-users] DMDAVecGetArrayF90

2025-03-31 Thread Pierre Jolivet
> On 31 Mar 2025, at 1:45 PM, Zhao-Yi Yan <13971216...@163.com> wrote: > > Hi, > > It should be warned that DMDAVecGetArrayF90 should be used in Fortran instead > of DMDAVecGetArray. Not anymore, see the bottom of https://urldefense.us/v3/__https://petsc.org/release/changes/323/__;!!G_uCfscf

[petsc-users] FAQ about fast interconnect

2025-03-31 Thread Klaij, Christiaan via petsc-users
The FAQ about the kind of parallel computers or clusters needed to use PETSc states: "any ethernet (even 10 GigE) simply cannot provide the needed performance." Does this statement still hold now that 100 GigE is common? The broader question is that we are buying a new cluster to run our in-hous