hydra_persist - Internal executable used by Hydra

       This executable is designed to not be run directly by users, but to support the Hydra process manager. As
       such, no documentation will be provided here.

       /var/tmp/jbAQ60iA2q/mpich-4.2.0/src/pm/hydra/mansrc/hydra_persist.txt

                                                    2/8/2024                                    hydra_persist(1)

       hydra_persist -  Internal executable used by Hydra