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remove unnecessary read

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This commit is contained in:
Dave Pedu 2015-12-06 15:36:58 -08:00
parent 44e7b0b2cf
commit e61bed7fd6
1 changed files with 14 additions and 23 deletions
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37
pymonitor/monitors/procs.py
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@ -2,8 +2,6 @@ from glob import glob
import re
KTHREADD_PID = 2
PAT_UID = re.compile(r'Uid:\s+(?P<uid>[0-9]+)\s')
PAT_GID = re.compile(r'Gid:\s+(?P<gid>[0-9]+)\s')
PAT_REMOVE_PROC_SPACES = re.compile(r'(\([^\)]+\))')
def procs():
@ -35,27 +33,20 @@ def procs():
for f in glob('/proc/[0-9]*/stat'):
try:
with open(f, "r") as statfile:
with open(f+"us", "r") as statusfile:
# Read stat info
stat = statfile.read().strip()
# Fix spaces in process names
stat = PAT_REMOVE_PROC_SPACES.sub("PROCNAME", stat)
stat = stat.split(" ")
# Read uid/gid from status
status = statusfile.read()
proc_uid = PAT_UID.findall(status)
proc_gid = PAT_GID.findall(status)
proc_id = int(stat[0])
proc_parent = int(stat[3])
if proc_parent == KTHREADD_PID:
num_kthreads+=1
else:
num_procs+=1
num_threads += int(stat[19])
# Read stat info
stat = statfile.read().strip()
# Fix spaces in process names
stat = PAT_REMOVE_PROC_SPACES.sub("PROCNAME", stat)
stat = stat.split(" ")
proc_id = int(stat[0])
proc_parent = int(stat[3])
if proc_parent == KTHREADD_PID:
num_kthreads+=1
else:
num_procs+=1
num_threads += int(stat[19])
except Exception as e:
print(e)