don't collect proc_pidinfo() for zombie processes, as it always fails with:         proc_pidinfo for pid 94692 failed -- No such process
don't collect proc_pidinfo() for zombie processes, as it always fails with:
        proc_pidinfo for pid 94692 failed -- No such process

GaiaMagic/monit,kemadz/monit,GaiaMagic/monit,Metaswitch/clearwater-monit,kemadz/monit,GaiaMagic/monit,Metaswitch/clearwater-monit,kemadz/monit,ClearwaterCore/clearwater-monit,ClearwaterCore/clearwater-monit,ClearwaterCore/clearwater-monit,Metaswitch/clearwater-monit