A problem with the sknl health check has been resolved with a work-around, and a plan is in place to fix it permanently in the future.
We have been unable to replicate problems with MPI, and we are interested to hear from users who are still having MPI trouble, particularly for jobs *submitted* today. Please let us know at firstname.lastname@example.org
. (If you already have a relevant case open, feel free to update that case rather than open a new case.)