Logging a process from the task manager

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Carnivean
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Posts: 17
Joined: Fri Jun 10, 2011 8:04 am

Logging a process from the task manager

Post by Carnivean » Fri Jun 24, 2011 7:02 am

Hi

I wonder if someone can point me in the right direction here.

I'm testing an application which has a memory leak, at periods throughout the night I want to open the task manager and record the process details for this application. I've written a script which highlights the process and uses 'GetTextInRect' to capture the process details into a text file. This works sometimes however what I find is that my applications process doesn't always appear in the same place.

I've also used the Image recognition feature to do the same thing but this seems a bit over kill for this.

I haven't written any code before and I'm still just learning with this particular tool so any answers please keep them simple.

I've attached my script.

//Gets the list of processes for system status.exe from task manager and saves to a text file
SRT>Task Manager
Let>RP_WAIT=2
Run>taskmgr.exe
WaitWindowOpen>Windows Task Manager
WindowAction>1,Windows Task Manager
Wait>1.2
Send>system status.exe
SetFocus>Windows Task Manager
Wait>1
GetTextInRect>24,110,840,125,Taskmanager
TimeStamp>C:\Documents and Settings\Administrator\Desktop\Script Logging\Target Keypad Stress Test.txt,%Taskmanager%
Wait>0.5
CloseWindow>Windows Task Manager
End>Task Manager

Thanks for any help

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Marcus Tettmar
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Location: Dorset, UK
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Post by Marcus Tettmar » Fri Jun 24, 2011 8:49 am

Well, I would scrap that method entirely, as you can get memory usage of a process from the command line using the tasklist command.

So this script uses that to get the memory usage of a given process:

Code: Select all

//get memory usage of a process:
Let>process=outlook.exe

Let>RP_WAIT=1
Let>RP_WINDOWMODE=0
Run>cmd.exe /c tasklist /FI "IMAGENAME eq %process%" >> "%TEMP_DIR%memusage.txt"
ReadFile>%TEMP_DIR%\memusage.txt,theInfo
DeleteFile>%TEMP_DIR%\memusage.txt

//the last value contains the memory usage
Let>pattern=\s[\d,]+\sK$
RegEx>pattern,theInfo,0,matches,nm,0
Let>mem_usage=matches_1

//so we could now log mem_usage to file or whatever you want to do with it
MessageModal>Memory Usage of %process%: %mem_usage%
Adapt to suit your requirements/config.
Marcus Tettmar
http://mjtnet.com/blog/ | http://twitter.com/marcustettmar

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Marcus Tettmar
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Post by Marcus Tettmar » Fri Jun 24, 2011 8:55 am

Or you could do:

Code: Select all

VBSTART
Function GetProcessMemoryUsage(procname)
  Set objWMI = GetObject("winmgmts:\\.\root\cimv2")
  Set colObjects = objWMI.ExecQuery("Select * From Win32_Process")
  For Each Item in colObjects
    If Item.Name=procname Then
      GetProcessMemoryUsage = Item.WorkingSetSize
      Exit For
    End if
  Next
End Function
VBEND

VBEVal>GetProcessMemoryUsage("OUTLOOK.EXE"),size
MessageModal>size
Although I think that's a slightly different metric. Values available to you can be seen here:
http://msdn.microsoft.com/en-us/library ... s.85).aspx
Marcus Tettmar
http://mjtnet.com/blog/ | http://twitter.com/marcustettmar

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Carnivean
Newbie
Posts: 17
Joined: Fri Jun 10, 2011 8:04 am

Post by Carnivean » Fri Jun 24, 2011 9:23 am

Thanks for the prompt reply Marcus.

As yet I don't fully understand the middle section '//the last value contains the memory usage' but it works great retrieving the memory usage.

I've now looked under the tasklist but can't see if there is a way of recalling other parameters that are listed in the Task manager such as 'VM Size' I'm interested in logging this aswell as the Memory usage?

Thanks

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Marcus Tettmar
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Location: Dorset, UK
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Post by Marcus Tettmar » Fri Jun 24, 2011 9:24 am

Yes, in exactly the same way.
Marcus Tettmar
http://mjtnet.com/blog/ | http://twitter.com/marcustettmar

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