Comm@testdev: Operation not permitted (1) in set_limits, Could not set max open files limit
/opt/pbs/sbin/pbs_comm.vgld ready (pid=23478), Proxy Name:testdev.pbspro.com:17001, Threads:4
Connecting to PBS dataservice...connected to PBS dataservice@testdev
Licenses valid for 10000000 Floating hosts
Also by looking at code it looks like it call log_err before log_open.