If an OpenPBS node stays busy (as seen with pbsnodes -l -a) without apparent reason (the pbs_mom is up, the load is low…), one can try to free it by issuing the command
pbsnodes -l -a
pbs_mom
set node [nodename] state=free
in qmgr.
qmgr
openpbs-freenode (/linuxtricks) 2006-04-27, 10:41 [edit]