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memory usage reporter
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| #!/usr/bin/python | |
| import subprocess | |
| import re | |
| # Get process info | |
| ps = subprocess.Popen(['ps', '-caxm', '-orss,comm'], stdout=subprocess.PIPE).communicate()[0] | |
| vm = subprocess.Popen(['vm_stat'], stdout=subprocess.PIPE).communicate()[0] | |
| # Iterate processes | |
| processLines = ps.split('\n') | |
| sep = re.compile('[\s]+') | |
| rssTotal = 0 # kB | |
| for row in range(1,len(processLines)): | |
| rowText = processLines[row].strip() | |
| rowElements = sep.split(rowText) | |
| try: | |
| rss = float(rowElements[0]) * 1024 | |
| except: | |
| rss = 0 # ignore... | |
| rssTotal += rss | |
| # Process vm_stat | |
| vmLines = vm.split('\n') | |
| sep = re.compile(':[\s]+') | |
| vmStats = {} | |
| for row in range(1,len(vmLines)-2): | |
| rowText = vmLines[row].strip() | |
| rowElements = sep.split(rowText) | |
| vmStats[(rowElements[0])] = int(rowElements[1].strip('\.')) * 4096 | |
| print 'Wired Memory:\t\t%d MB' % ( vmStats["Pages wired down"]/1024/1024 ) | |
| print 'Active Memory:\t\t%d MB' % ( vmStats["Pages active"]/1024/1024 ) | |
| print 'Inactive Memory:\t%d MB' % ( vmStats["Pages inactive"]/1024/1024 ) | |
| print 'Free Memory:\t\t%d MB' % ( vmStats["Pages free"]/1024/1024 ) | |
| print 'Real Mem Total (ps):\t%.3f MB' % ( rssTotal/1024/1024 ) | |
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If only I may, try to check https://gist.github.com/msampathkumar/36ffc7a0d0651e6b137b for some tips to help you do better & faster & easier.