Python Psutil Examples
Note the bug fix: [2:] should be [1:]. With this method, we see that the array construction takes about 44% of the computation time, whereas the sort() method takes the remaining 56%. Usage: %s
Which meta can includegraphics read and report? def cput(): with open('/proc/stat', 'r') as procfile: cputimes = procfile.readline() return sum(float(i) for i in cputimes.split()[1:]) Default mode is read and normally implicit. p.create_time() # return cached value ... New in version 4.2.0.
Python Psutil Examples
All numbers are expressed in bytes. Process class¶ class psutil.Process(pid=None)¶ Represents an OS process with the given pid. How to align a set of very long equations Ideal way to focus for portrait photography using a prime lens with narrow depth of field?
share|improve this answer edited Aug 10 at 14:12 julienc 6,470102550 answered Mar 18 '10 at 10:24 Jon Cage 18k1685157 3 this library seems nice and useful, thanks –riviera Oct 26 cpu_total rather than cput. If it is close to or over 1.0, it means the system is constantly busy with something. Python High Cpu Usage def parse_args(): ...
If the process is already terminated immediately return None instead of raising NoSuchProcess. Python Get Current Memory Usage swap (Linux): amount of memory that has been swapped out to disk. psutil.cpu_times_percent(interval=None, percpu=False)¶ Same as cpu_percent() but provides utilization percentages for each specific CPU time as is returned by psutil.cpu_times(percpu=True). Other metrics: used: memory used, calculated differently depending on the platform and designed for informational purposes only.
Apr 5 '07 #1 Post Reply Share this Question 5 Replies Expert 100+ P: 511 ghostdog74 I want to monitor the CPU and RAM usage using Python, Now, I know how Psutil Memory Usage Example: >>> import psutil >>> p = psutil.Process() >>> # blocking >>> p.cpu_percent(interval=1) 2.0 >>> # non-blocking (percentage since last call) >>> p.cpu_percent(interval=None) 2.9 Note the returned value can be > This is why the unix time utility may be useful, as it is an external Python measure. Take a look at "uptime" command.
Python Get Current Memory Usage
WMI for python: http://tgolden.sc.sabren.com/python/wmi.html ''' __revision__ = 3 import win32com.client from ctypes import * from ctypes.wintypes import * import pythoncom import pywintypes import datetime class MEMORYSTATUS(Structure): _fields_ = [ ('dwLength', DWORD), Did Mad-Eye Moody actually die? Python Psutil Examples Where does metadata go when you save a file? Python Get Cpu Usage Of Process Sometime back I had written some shell script fetch this information about the process(input is PID) of your program.
On Linux "guest" and "guest_nice" percentages are not accounted in "user" and "user_nice" percentages. That's the right thing to do, but, what you do is: cputotal = 0 # count from /proc/stat: user, nice, system, idle, iowait, irc, softirq, steal, guest for i in cputimes.split(' However, it seems the most you can do with it is grab the memory that a single python process is using and/or it's child processes. interrupts: number of interrupts since boot. Python Get Cpu Usage Windows
If attrs is specified it must be a list of strings reflecting available Process class's attribute names (e.g. ['cpu_times', 'name']), else all public (read only) attributes are assumed. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Let Python crash loudly so we get the whole trackback def cput(): with open('/proc/stat', 'r') as procfile: cputimes = procfile.readline() cputotal = 0 # count from /proc/stat: user, nice, system, idle, On Windows this is done by suspending all process threads execution.
Changed in version 4.4.0: added support for netmask field on Windows which is no longer None. Python Get System Memory Usage Your comparison numbers will never match accurately. I never saw tha tyou were splitting on ' ' instead of just whitespace, so.
Example which increases process priority on Windows: >>> p.nice(psutil.HIGH_PRIORITY_CLASS) ionice(ioclass=None, value=None)¶ Get or set process I/O niceness (priority).
How much leverage do commerial pilots have on cruise speed? psutil.cpu_count(logical=True)¶ Return the number of logical CPUs in the system (same as os.cpu_count() in Python 3.4). When percpu is True return a list of namedtuples for each logical CPU on the system. Python Resource Module data (Linux, BSD): aka DRS (data resident set) the amount of physical memory devoted to other than executable code.
Return None if undetermined. Also, note that I have made the imports alphabetical, per the style guide. To emulate Windows taskmgr.exe behavior you can do: p.cpu_percent() / psutil.cpu_count(). The return value is not cached because the cmdline of a process may change. >>> import psutil >>> psutil.Process().cmdline() ['python', 'manage.py', 'runserver'] environ()¶ The environment variables of the process as a
This is should be preferred over psutil.pids() for iterating over processes. But how? raddr: the remote address as a (ip, port) tuple or an absolute path in case of UNIX sockets. Mailing list http://groups.google.com/group/psutil/ File Type Py Version Uploaded on Size psutil-5.0.1-cp27-none-win32.whl (md5) Python Wheel cp27 2016-12-21 172KB psutil-5.0.1-cp27-none-win_amd64.whl (md5) Python Wheel cp27 2016-12-21 174KB psutil-5.0.1-cp33-cp33m-win32.whl (md5) Python Wheel cp33 2016-12-21