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resource_monitor.py
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resource_monitor.py
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# (c) 2016 Open Source Geospatial Foundation - all rights reserved
# (c) 2014 - 2015 Centre for Maritime Research and Experimentation (CMRE)
# (c) 2013 - 2014 German Aerospace Center (DLR)
# This code is licensed under the GPL 2.0 license, available at the root
# application directory.
__author__ = "Alessio Fabiani"
__copyright__ = "Copyright 2016 Open Source Geospatial Foundation - all rights reserved"
__license__ = "GPL"
import threading
import thread
import time
import psutil
class ResourceMonitor(threading.Thread):
load_average_scan_minutes = 15
cores = psutil.cpu_count()
cpu_perc = []
vmem_perc = []
lock = threading.Lock()
def __init__(self, load_average_scan_minutes):
threading.Thread.__init__(self)
ResourceMonitor.load_average_scan_minutes = load_average_scan_minutes
ResourceMonitor.lock.acquire()
ResourceMonitor.vmem_perc.append(psutil.virtual_memory().percent)
ResourceMonitor.vmem_perc.append(psutil.virtual_memory().percent)
ResourceMonitor.cpu_perc.append(psutil.cpu_percent(interval = 0, percpu= False))
ResourceMonitor.cpu_perc.append(psutil.cpu_percent(interval = 0, percpu= False))
ResourceMonitor.lock.release()
def proc_is_running(self, proc_names):
for proc in psutil.process_iter():
try:
process = psutil.Process(proc.pid).as_dict() # Get the process info using PID
pid = str(process["pid"])
ppid = str(process["ppid"])
status = process["status"]
cpu_percent = process["cpu_percent"]
mem_percent = process["memory_percent"]
rss = str(process["memory_info"].rss)
vms = str(process["memory_info"].vms)
username = process["username"]
name = process["name"] # Here is the process name
path = process["cwd"]
for proc_name in proc_names:
if status.lower() == "running" and proc_name in name.lower():
return True
except:
import traceback
tb = traceback.format_exc()
# print(tb)
continue
return False
def run(self):
while True:
ResourceMonitor.lock.acquire()
ResourceMonitor.vmem_perc[1] = (ResourceMonitor.vmem_perc[0] + ResourceMonitor.vmem_perc[1]) / 2.0
ResourceMonitor.vmem_perc[0] = (ResourceMonitor.vmem_perc[1] + psutil.virtual_memory().percent) / 2.0
ResourceMonitor.cpu_perc[1] = ResourceMonitor.cpu_perc[0]
ResourceMonitor.cpu_perc[0] = psutil.cpu_percent(interval = (ResourceMonitor.load_average_scan_minutes*60), percpu= False)
ResourceMonitor.lock.release()