def ps_fallback_usage(self):
"""Memory usage for the given PID using ps instead of proc."""
p = Popen(['ps', 'u', '-p', str(self.pid)], stdout=PIPE)
output = p.stdout.read().split('\n')
output = filter(None, output)
process_line = output[-1].split()
vsize_in_kb = process_line[5] + ' kB'
return to_bytes(vsize_in_kb)
def ps_fallback_usage(self):
"""Memory usage for the given PID using ps instead of proc."""
p = Popen(['ps', 'u', '-p', str(self.pid)], stdout=PIPE)
output = p.stdout.read().split('\n')
output = filter(None, output)
process_line = output[-1].split()
vsize_in_kb = process_line[5] + ' kB'
return to_bytes(vsize_in_kb)
def proc_usage(self):
"""Memory usage for given PID."""
try:
with open(self.procpath) as f:
content = f.read()
size = self.matcher.search(content).groups()[0]
return to_bytes(size)
except:
return self.ps_fallback_usage()
def proc_usage(self):
"""Memory usage for given PID."""
try:
with open(self.procpath) as f:
content = f.read()
size = self.matcher.search(content).groups()[0]
return to_bytes(size)
except:
return self.ps_fallback_usage()
