I have prepared a fix for this in the branch barry/bugfix-petscformatconvert
which comes from the master branch of PETSc.
Unfortunately it requires many changes so cannot be back ported to previous
Thanks for reporting the problem,
> On Apr 11, 2018, at 6:17 PM, Rongliang Chen <rongliang.c...@gmail.com> wrote:
> Dear All,
> When I tried to print a long string using PetscPrintf() I found that it
> truncated the string. Attached is a simple example for this (run with single
> processor). I used PetscPrintf() and printf() to print the same string and
> the printf() seems OK. I am using petsc-3.8.4.