[[ShowPath]]

= Show free resources =

This program wil show for each node how many cpu there are free:
{{{
#!python
#!/usr/bin/env python

from PBSQuery import PBSQuery
from PBSQuery import PBSError
import string

p = PBSQuery()

attr = [ 'state', 'jobs', 'np' ]
nodes = p.getnodes(attr)
total_nodes = len(nodes)

stats = {}
for nodename, node in nodes.items():

	np =  int(node['np'])
	try:
		stats[np] 
	except KeyError:
		stats[np] = {}

	if node.has_job(): 
		dummy = string.splitfields(node['jobs'], ',')
		diff = np - len(dummy)
		#print nodename, np, diff
		try:
			stats[np][diff] += 1
		except KeyError:
			stats[np][diff] = 1
	else:
		try:
			stats[np][np] += 1
		except KeyError:
			stats[np][np] = 1

print 'Total number of nodes %d' %(total_nodes)
for np, free_cpus in stats.items(): 
	print '\tNodes with %s processors' %(np)
	for free_cpu in free_cpus: 
		print '\t\t%d nodes has %d free' %(free_cpus[free_cpu], free_cpu)

}}}