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@ -9,7 +9,7 @@
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# Licence: LGPLv2
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# Author: P@draigBrady.com
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# Source: http://www.pixelbeat.org/scripts/ps_mem.py
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# Source: https://www.pixelbeat.org/scripts/ps_mem.py
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# V1.0 06 Jul 2005 Initial release
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# V1.1 11 Aug 2006 root permission required for accuracy
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@ -36,8 +36,8 @@
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# Patch from patrice.bouchand.fedora@gmail.com
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# V1.9 20 Feb 2008 Fix invalid values reported when PSS is available.
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# Reported by Andrey Borzenkov <arvidjaar@mail.ru>
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# V3.6 16 Oct 2015
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# http://github.com/pixelb/scripts/commits/master/scripts/ps_mem.py
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# V3.14 28 May 2022
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# https://github.com/pixelb/ps_mem/commits/master/ps_mem.py
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# Notes:
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#
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@ -73,11 +73,11 @@
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# FreeBSD is supported if linprocfs is mounted at /compat/linux/proc/
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# FreeBSD 8.0 supports up to a level of Linux 2.6.16
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import getopt
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import time
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import argparse
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import errno
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import os
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import sys
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import time
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import io
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# The following exits cleanly on Ctrl-C or EPIPE
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@ -100,10 +100,11 @@ PAGESIZE = os.sysconf("SC_PAGE_SIZE") / 1024 #KiB
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our_pid = os.getpid()
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have_pss = 0
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have_swap_pss = 0
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class Unbuffered(io.TextIOBase):
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def __init__(self, stream):
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super().__init__()
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super(Unbuffered, self).__init__()
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self.stream = stream
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def write(self, data):
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self.stream.write(data)
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@ -129,9 +130,12 @@ class Proc:
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else:
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return open(self.path(*args), errors='ignore')
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except (IOError, OSError):
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if type(args[0]) is not int:
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raise
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val = sys.exc_info()[1]
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if (val.errno == errno.ENOENT or # kernel thread or process gone
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val.errno == errno.EPERM):
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val.errno == errno.EPERM or
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val.errno == errno.EACCES):
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raise LookupError
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raise
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@ -143,59 +147,68 @@ proc = Proc()
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#
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def parse_options():
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try:
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long_options = ['split-args', 'help', 'total']
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opts, args = getopt.getopt(sys.argv[1:], "shtp:w:", long_options)
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except getopt.GetoptError:
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sys.stderr.write(help())
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sys.exit(3)
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if len(args):
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sys.stderr.write("Extraneous arguments: %s\n" % args)
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sys.exit(3)
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# ps_mem.py options
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split_args = False
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pids_to_show = None
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watch = None
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only_total = False
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for o, a in opts:
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if o in ('-s', '--split-args'):
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split_args = True
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if o in ('-t', '--total'):
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only_total = True
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if o in ('-h', '--help'):
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sys.stdout.write(help())
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sys.exit(0)
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if o in ('-p',):
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try:
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pids_to_show = [int(x) for x in a.split(',')]
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except:
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sys.stderr.write(help())
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sys.exit(3)
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if o in ('-w',):
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try:
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watch = int(a)
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except:
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sys.stderr.write(help())
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sys.exit(3)
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return (split_args, pids_to_show, watch, only_total)
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help_msg = 'Show program core memory usage.'
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parser = argparse.ArgumentParser(prog='ps_mem', description=help_msg)
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parser.add_argument('--version', action='version', version='3.14')
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parser.add_argument(
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'-s', '--split-args',
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action='store_true',
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help='Show and separate by, all command line arguments',
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)
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parser.add_argument(
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'-t', '--total',
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dest='only_total',
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action='store_true',
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help='Show only the total value',
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)
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parser.add_argument(
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'-d', '--discriminate-by-pid',
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action='store_true',
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help='Show by process rather than by program',
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)
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parser.add_argument(
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'-S', '--swap',
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dest='show_swap',
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action='store_true',
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help='Show swap information',
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)
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parser.add_argument(
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'-p',
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dest='pids',
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metavar='<pid>[,pid2,...pidN]',
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help='Only show memory usage PIDs in the specified list',
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)
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parser.add_argument(
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'-w',
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dest='watch',
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metavar='<N>',
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type=int,
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help='Measure and show process memory every N seconds',
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)
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args = parser.parse_args()
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def help():
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help_msg = 'Usage: ps_mem [OPTION]...\n' \
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'Show program core memory usage\n' \
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'\n' \
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' -h, -help Show this help\n' \
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' -p <pid>[,pid2,...pidN] Only show memory usage PIDs in the specified list\n' \
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' -s, --split-args Show and separate by, all command line arguments\n' \
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' -t, --total Show only the total value\n' \
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' -w <N> Measure and show process memory every N seconds\n'
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args.pids_to_show = []
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if args.pids:
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try:
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args.pids_to_show = [int(x) for x in args.pids.split(',')]
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except ValueError:
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parser.error('Invalid PID(s): %s' % args.pids)
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if args.watch is not None:
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if args.watch <= 0:
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parser.error('Seconds must be positive! (%s)' % args.watch)
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return (
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args.split_args,
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args.pids_to_show,
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args.watch,
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args.only_total,
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args.discriminate_by_pid,
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args.show_swap,
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)
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return help_msg
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#(major,minor,release)
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# (major,minor,release)
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def kernel_ver():
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kv = proc.open('sys/kernel/osrelease').readline().split(".")[:3]
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last = len(kv)
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@ -213,48 +226,82 @@ def kernel_ver():
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return (int(kv[0]), int(kv[1]), int(kv[2]))
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#return Private,Shared
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#return Private,Shared,Swap(Pss),unique_id
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#Note shared is always a subset of rss (trs is not always)
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def getMemStats(pid):
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global have_pss
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global have_swap_pss
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mem_id = pid #unique
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Private_lines = []
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Shared_lines = []
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Private_huge_lines = []
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Shared_huge_lines = []
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Pss_lines = []
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Rss = (int(proc.open(pid, 'statm').readline().split()[1])
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* PAGESIZE)
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if os.path.exists(proc.path(pid, 'smaps')): #stat
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lines = proc.open(pid, 'smaps').readlines() #open
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Swap_lines = []
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Swap_pss_lines = []
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Swap = 0
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if os.path.exists(proc.path(pid, 'smaps')): # stat
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smaps = 'smaps'
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if os.path.exists(proc.path(pid, 'smaps_rollup')):
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smaps = 'smaps_rollup' # faster to process
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lines = proc.open(pid, smaps).readlines() # open
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# Note we checksum smaps as maps is usually but
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# not always different for separate processes.
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mem_id = hash(''.join(lines))
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for line in lines:
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if line.startswith("Shared"):
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# {Private,Shared}_Hugetlb is not included in Pss (why?)
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# so we need to account for separately.
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if line.startswith("Private_Hugetlb:"):
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Private_huge_lines.append(line)
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elif line.startswith("Shared_Hugetlb:"):
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Shared_huge_lines.append(line)
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elif line.startswith("Shared"):
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Shared_lines.append(line)
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elif line.startswith("Private"):
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Private_lines.append(line)
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elif line.startswith("Pss"):
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elif line.startswith("Pss:"):
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have_pss = 1
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Pss_lines.append(line)
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elif line.startswith("Swap:"):
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Swap_lines.append(line)
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elif line.startswith("SwapPss:"):
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have_swap_pss = 1
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Swap_pss_lines.append(line)
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Shared = sum([int(line.split()[1]) for line in Shared_lines])
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Private = sum([int(line.split()[1]) for line in Private_lines])
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Shared_huge = sum([int(line.split()[1]) for line in Shared_huge_lines])
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Private_huge = sum([int(line.split()[1]) for line in Private_huge_lines])
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#Note Shared + Private = Rss above
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#The Rss in smaps includes video card mem etc.
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if have_pss:
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pss_adjust = 0.5 # add 0.5KiB as this avg error due to trunctation
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pss_adjust = 0.5 # add 0.5KiB as this avg error due to truncation
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Pss = sum([float(line.split()[1])+pss_adjust for line in Pss_lines])
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Shared = Pss - Private
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Private += Private_huge # Add after as PSS doesn't a/c for huge pages
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if have_swap_pss:
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# The kernel supports SwapPss, that shows proportional swap share.
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# Note that Swap - SwapPss is not Private Swap.
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Swap = sum([int(line.split()[1]) for line in Swap_pss_lines])
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else:
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# Note that Swap = Private swap + Shared swap.
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Swap = sum([int(line.split()[1]) for line in Swap_lines])
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elif (2,6,1) <= kernel_ver() <= (2,6,9):
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Shared = 0 #lots of overestimation, but what can we do?
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Shared_huge = 0
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Private = Rss
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else:
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Shared = int(proc.open(pid, 'statm').readline().split()[2])
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Shared *= PAGESIZE
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Shared_huge = 0
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Private = Rss - Shared
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return (Private, Shared, mem_id)
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return (Private, Shared, Shared_huge, Swap, mem_id)
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def getCmdName(pid, split_args):
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def getCmdName(pid, split_args, discriminate_by_pid, exe_only=False):
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cmdline = proc.open(pid, 'cmdline').read().split("\0")
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while cmdline[-1] == '' and len(cmdline) > 1:
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cmdline = cmdline[:-1]
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@ -268,12 +315,13 @@ def getCmdName(pid, split_args):
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except OSError:
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val = sys.exc_info()[1]
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if (val.errno == errno.ENOENT or # either kernel thread or process gone
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val.errno == errno.EPERM):
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val.errno == errno.EPERM or
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val.errno == errno.EACCES):
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raise LookupError
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raise
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if split_args:
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return " ".join(cmdline)
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return ' '.join(cmdline).replace('\n', ' ')
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if path.endswith(" (deleted)"):
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path = path[:-10]
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if os.path.exists(path):
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@ -287,17 +335,38 @@ def getCmdName(pid, split_args):
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else:
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path += " [deleted]"
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exe = os.path.basename(path)
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cmd = proc.open(pid, 'status').readline()[6:-1]
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if exe_only: return exe
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proc_status = proc.open(pid, 'status').readlines()
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cmd = proc_status[0][6:-1]
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if exe.startswith(cmd):
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cmd = exe #show non truncated version
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#Note because we show the non truncated name
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#one can have separated programs as follows:
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#584.0 KiB + 1.0 MiB = 1.6 MiB mozilla-thunder (exe -> bash)
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# 56.0 MiB + 22.2 MiB = 78.2 MiB mozilla-thunderbird-bin
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if sys.version_info < (3,):
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return cmd
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else:
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return cmd.encode(errors='replace').decode()
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#Lookup the parent's exe and use that if matching
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#which will merge "Web Content" with "firefox" for example
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ppid = 0
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for l in range(10):
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ps_line = proc_status[l]
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if ps_line.startswith('PPid:'):
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ppid = int(ps_line[6:-1])
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break
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|
if ppid:
|
|
|
|
|
try:
|
|
|
|
|
p_exe = getCmdName(ppid, False, False, exe_only=True)
|
|
|
|
|
except LookupError:
|
|
|
|
|
pass
|
|
|
|
|
else:
|
|
|
|
|
if exe == p_exe:
|
|
|
|
|
cmd = exe
|
|
|
|
|
if sys.version_info >= (3,):
|
|
|
|
|
cmd = cmd.encode(errors='replace').decode()
|
|
|
|
|
if discriminate_by_pid:
|
|
|
|
|
cmd = '%s [%d]' % (cmd, pid)
|
|
|
|
|
return cmd
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#The following matches "du -h" output
|
|
|
|
@ -320,62 +389,99 @@ def cmd_with_count(cmd, count):
|
|
|
|
|
return cmd
|
|
|
|
|
|
|
|
|
|
#Warn of possible inaccuracies
|
|
|
|
|
#RAM:
|
|
|
|
|
#2 = accurate & can total
|
|
|
|
|
#1 = accurate only considering each process in isolation
|
|
|
|
|
#0 = some shared mem not reported
|
|
|
|
|
#-1= all shared mem not reported
|
|
|
|
|
def shared_val_accuracy():
|
|
|
|
|
#SWAP:
|
|
|
|
|
#2 = accurate & can total
|
|
|
|
|
#1 = accurate only considering each process in isolation
|
|
|
|
|
#-1= not available
|
|
|
|
|
def val_accuracy(show_swap):
|
|
|
|
|
"""http://wiki.apache.org/spamassassin/TopSharedMemoryBug"""
|
|
|
|
|
kv = kernel_ver()
|
|
|
|
|
pid = os.getpid()
|
|
|
|
|
swap_accuracy = -1
|
|
|
|
|
if kv[:2] == (2,4):
|
|
|
|
|
if proc.open('meminfo').read().find("Inact_") == -1:
|
|
|
|
|
return 1
|
|
|
|
|
return 0
|
|
|
|
|
return 1, swap_accuracy
|
|
|
|
|
return 0, swap_accuracy
|
|
|
|
|
elif kv[:2] == (2,6):
|
|
|
|
|
if os.path.exists(proc.path(pid, 'smaps')):
|
|
|
|
|
swap_accuracy = 1
|
|
|
|
|
if proc.open(pid, 'smaps').read().find("Pss:")!=-1:
|
|
|
|
|
return 2
|
|
|
|
|
return 2, swap_accuracy
|
|
|
|
|
else:
|
|
|
|
|
return 1
|
|
|
|
|
return 1, swap_accuracy
|
|
|
|
|
if (2,6,1) <= kv <= (2,6,9):
|
|
|
|
|
return -1
|
|
|
|
|
return 0
|
|
|
|
|
return -1, swap_accuracy
|
|
|
|
|
return 0, swap_accuracy
|
|
|
|
|
elif kv[0] > 2 and os.path.exists(proc.path(pid, 'smaps')):
|
|
|
|
|
return 2
|
|
|
|
|
swap_accuracy = 1
|
|
|
|
|
if show_swap and proc.open(pid, 'smaps').read().find("SwapPss:")!=-1:
|
|
|
|
|
swap_accuracy = 2
|
|
|
|
|
return 2, swap_accuracy
|
|
|
|
|
else:
|
|
|
|
|
return 1
|
|
|
|
|
return 1, swap_accuracy
|
|
|
|
|
|
|
|
|
|
def show_shared_val_accuracy( possible_inacc, only_total=False ):
|
|
|
|
|
def show_val_accuracy( ram_inacc, swap_inacc, only_total, show_swap ):
|
|
|
|
|
level = ("Warning","Error")[only_total]
|
|
|
|
|
if possible_inacc == -1:
|
|
|
|
|
|
|
|
|
|
# Only show significant warnings
|
|
|
|
|
if not show_swap:
|
|
|
|
|
swap_inacc = 2
|
|
|
|
|
elif only_total:
|
|
|
|
|
ram_inacc = 2
|
|
|
|
|
|
|
|
|
|
if ram_inacc == -1:
|
|
|
|
|
sys.stderr.write(
|
|
|
|
|
"%s: Shared memory is not reported by this system.\n" % level
|
|
|
|
|
)
|
|
|
|
|
sys.stderr.write(
|
|
|
|
|
"Values reported will be too large, and totals are not reported\n"
|
|
|
|
|
)
|
|
|
|
|
elif possible_inacc == 0:
|
|
|
|
|
elif ram_inacc == 0:
|
|
|
|
|
sys.stderr.write(
|
|
|
|
|
"%s: Shared memory is not reported accurately by this system.\n" % level
|
|
|
|
|
)
|
|
|
|
|
sys.stderr.write(
|
|
|
|
|
"Values reported could be too large, and totals are not reported\n"
|
|
|
|
|
)
|
|
|
|
|
elif possible_inacc == 1:
|
|
|
|
|
elif ram_inacc == 1:
|
|
|
|
|
sys.stderr.write(
|
|
|
|
|
"%s: Shared memory is slightly over-estimated by this system\n"
|
|
|
|
|
"for each program, so totals are not reported.\n" % level
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
if swap_inacc == -1:
|
|
|
|
|
sys.stderr.write(
|
|
|
|
|
"%s: Swap is not reported by this system.\n" % level
|
|
|
|
|
)
|
|
|
|
|
elif swap_inacc == 1:
|
|
|
|
|
sys.stderr.write(
|
|
|
|
|
"%s: Swap is over-estimated by this system for each program,\n"
|
|
|
|
|
"so totals are not reported.\n" % level
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
sys.stderr.close()
|
|
|
|
|
if only_total and possible_inacc != 2:
|
|
|
|
|
if only_total:
|
|
|
|
|
if show_swap:
|
|
|
|
|
accuracy = swap_inacc
|
|
|
|
|
else:
|
|
|
|
|
accuracy = ram_inacc
|
|
|
|
|
if accuracy != 2:
|
|
|
|
|
sys.exit(1)
|
|
|
|
|
|
|
|
|
|
def get_memory_usage( pids_to_show, split_args, include_self=False, only_self=False ):
|
|
|
|
|
|
|
|
|
|
def get_memory_usage(pids_to_show, split_args, discriminate_by_pid,
|
|
|
|
|
include_self=False, only_self=False):
|
|
|
|
|
cmds = {}
|
|
|
|
|
shareds = {}
|
|
|
|
|
shared_huges = {}
|
|
|
|
|
mem_ids = {}
|
|
|
|
|
count = {}
|
|
|
|
|
swaps = {}
|
|
|
|
|
for pid in os.listdir(proc.path('')):
|
|
|
|
|
if not pid.isdigit():
|
|
|
|
|
continue
|
|
|
|
@ -386,11 +492,11 @@ def get_memory_usage( pids_to_show, split_args, include_self=False, only_self=Fa
|
|
|
|
|
continue
|
|
|
|
|
if pid == our_pid and not include_self:
|
|
|
|
|
continue
|
|
|
|
|
if pids_to_show is not None and pid not in pids_to_show:
|
|
|
|
|
if pids_to_show and pid not in pids_to_show:
|
|
|
|
|
continue
|
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
cmd = getCmdName(pid, split_args)
|
|
|
|
|
cmd = getCmdName(pid, split_args, discriminate_by_pid)
|
|
|
|
|
except LookupError:
|
|
|
|
|
#operation not permitted
|
|
|
|
|
#kernel threads don't have exe links or
|
|
|
|
@ -398,7 +504,7 @@ def get_memory_usage( pids_to_show, split_args, include_self=False, only_self=Fa
|
|
|
|
|
continue
|
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
private, shared, mem_id = getMemStats(pid)
|
|
|
|
|
private, shared, shared_huge, swap, mem_id = getMemStats(pid)
|
|
|
|
|
except RuntimeError:
|
|
|
|
|
continue #process gone
|
|
|
|
|
if shareds.get(cmd):
|
|
|
|
@ -408,15 +514,27 @@ def get_memory_usage( pids_to_show, split_args, include_self=False, only_self=Fa
|
|
|
|
|
shareds[cmd] = shared
|
|
|
|
|
else:
|
|
|
|
|
shareds[cmd] = shared
|
|
|
|
|
if shared_huges.get(cmd):
|
|
|
|
|
if shared_huges[cmd] < shared_huge: #just take largest shared_huge
|
|
|
|
|
shared_huges[cmd] = shared_huge
|
|
|
|
|
else:
|
|
|
|
|
shared_huges[cmd] = shared_huge
|
|
|
|
|
cmds[cmd] = cmds.setdefault(cmd, 0) + private
|
|
|
|
|
if cmd in count:
|
|
|
|
|
count[cmd] += 1
|
|
|
|
|
else:
|
|
|
|
|
count[cmd] = 1
|
|
|
|
|
mem_ids.setdefault(cmd, {}).update({mem_id:None})
|
|
|
|
|
mem_ids.setdefault(cmd, {}).update({mem_id: None})
|
|
|
|
|
|
|
|
|
|
# Swap (overcounting for now...)
|
|
|
|
|
swaps[cmd] = swaps.setdefault(cmd, 0) + swap
|
|
|
|
|
|
|
|
|
|
#Add shared mem for each program
|
|
|
|
|
# Total swaped mem for each program
|
|
|
|
|
total_swap = 0
|
|
|
|
|
|
|
|
|
|
# Add shared mem for each program
|
|
|
|
|
total = 0
|
|
|
|
|
|
|
|
|
|
for cmd in cmds:
|
|
|
|
|
cmd_count = count[cmd]
|
|
|
|
|
if len(mem_ids[cmd]) == 1 and cmd_count > 1:
|
|
|
|
@ -425,35 +543,61 @@ def get_memory_usage( pids_to_show, split_args, include_self=False, only_self=Fa
|
|
|
|
|
cmds[cmd] /= cmd_count
|
|
|
|
|
if have_pss:
|
|
|
|
|
shareds[cmd] /= cmd_count
|
|
|
|
|
# overestimation possible if shared_huges shared across commands
|
|
|
|
|
shareds[cmd] += shared_huges[cmd]
|
|
|
|
|
cmds[cmd] = cmds[cmd] + shareds[cmd]
|
|
|
|
|
total += cmds[cmd] #valid if PSS available
|
|
|
|
|
total += cmds[cmd] # valid if PSS available
|
|
|
|
|
total_swap += swaps[cmd]
|
|
|
|
|
|
|
|
|
|
sorted_cmds = sorted(cmds.items(), key=lambda x:x[1])
|
|
|
|
|
sorted_cmds = [x for x in sorted_cmds if x[1]]
|
|
|
|
|
|
|
|
|
|
return sorted_cmds, shareds, count, total
|
|
|
|
|
return sorted_cmds, shareds, count, total, swaps, total_swap
|
|
|
|
|
|
|
|
|
|
def print_header(show_swap, discriminate_by_pid):
|
|
|
|
|
output_string = " Private + Shared = RAM used"
|
|
|
|
|
if show_swap:
|
|
|
|
|
output_string += " Swap used"
|
|
|
|
|
output_string += "\tProgram"
|
|
|
|
|
if discriminate_by_pid:
|
|
|
|
|
output_string += "[pid]"
|
|
|
|
|
output_string += "\n\n"
|
|
|
|
|
sys.stdout.write(output_string)
|
|
|
|
|
|
|
|
|
|
def print_header():
|
|
|
|
|
sys.stdout.write(" Private + Shared = RAM used\tProgram\n\n")
|
|
|
|
|
|
|
|
|
|
def print_memory_usage(sorted_cmds, shareds, count, total):
|
|
|
|
|
def print_memory_usage(sorted_cmds, shareds, count, total, swaps, total_swap,
|
|
|
|
|
show_swap):
|
|
|
|
|
for cmd in sorted_cmds:
|
|
|
|
|
sys.stdout.write("%9s + %9s = %9s\t%s\n" %
|
|
|
|
|
(human(cmd[1]-shareds[cmd[0]]),
|
|
|
|
|
human(shareds[cmd[0]]), human(cmd[1]),
|
|
|
|
|
cmd_with_count(cmd[0], count[cmd[0]])))
|
|
|
|
|
if have_pss:
|
|
|
|
|
|
|
|
|
|
output_string = "%9s + %9s = %9s"
|
|
|
|
|
output_data = (human(cmd[1]-shareds[cmd[0]]),
|
|
|
|
|
human(shareds[cmd[0]]), human(cmd[1]))
|
|
|
|
|
if show_swap:
|
|
|
|
|
output_string += " %9s"
|
|
|
|
|
output_data += (human(swaps[cmd[0]]),)
|
|
|
|
|
output_string += "\t%s\n"
|
|
|
|
|
output_data += (cmd_with_count(cmd[0], count[cmd[0]]),)
|
|
|
|
|
|
|
|
|
|
sys.stdout.write(output_string % output_data)
|
|
|
|
|
|
|
|
|
|
# Only show totals if appropriate
|
|
|
|
|
if have_swap_pss and show_swap: # kernel will have_pss
|
|
|
|
|
sys.stdout.write("%s\n%s%9s%s%9s\n%s\n" %
|
|
|
|
|
("-" * 45, " " * 24, human(total), " " * 3,
|
|
|
|
|
human(total_swap), "=" * 45))
|
|
|
|
|
elif have_pss:
|
|
|
|
|
sys.stdout.write("%s\n%s%9s\n%s\n" %
|
|
|
|
|
("-" * 33, " " * 24, human(total), "=" * 33))
|
|
|
|
|
|
|
|
|
|
def verify_environment():
|
|
|
|
|
if os.geteuid() != 0:
|
|
|
|
|
sys.stderr.write("Sorry, root permission required.\n")
|
|
|
|
|
|
|
|
|
|
def verify_environment(pids_to_show):
|
|
|
|
|
if os.geteuid() != 0 and not pids_to_show:
|
|
|
|
|
sys.stderr.write("Sorry, root permission required, or specify pids with -p\n")
|
|
|
|
|
sys.stderr.close()
|
|
|
|
|
sys.exit(1)
|
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
kv = kernel_ver()
|
|
|
|
|
kernel_ver()
|
|
|
|
|
except (IOError, OSError):
|
|
|
|
|
val = sys.exc_info()[1]
|
|
|
|
|
if val.errno == errno.ENOENT:
|
|
|
|
@ -465,24 +609,34 @@ def verify_environment():
|
|
|
|
|
raise
|
|
|
|
|
|
|
|
|
|
def main():
|
|
|
|
|
# Force the stdout and stderr streams to be unbuffered
|
|
|
|
|
sys.stdout = Unbuffered(sys.stdout)
|
|
|
|
|
sys.stderr = Unbuffered(sys.stderr)
|
|
|
|
|
|
|
|
|
|
split_args, pids_to_show, watch, only_total = parse_options()
|
|
|
|
|
verify_environment()
|
|
|
|
|
split_args, pids_to_show, watch, only_total, discriminate_by_pid, \
|
|
|
|
|
show_swap = parse_options()
|
|
|
|
|
|
|
|
|
|
verify_environment(pids_to_show)
|
|
|
|
|
|
|
|
|
|
if not only_total:
|
|
|
|
|
print_header()
|
|
|
|
|
print_header(show_swap, discriminate_by_pid)
|
|
|
|
|
|
|
|
|
|
if watch is not None:
|
|
|
|
|
try:
|
|
|
|
|
sorted_cmds = True
|
|
|
|
|
while sorted_cmds:
|
|
|
|
|
sorted_cmds, shareds, count, total = get_memory_usage( pids_to_show, split_args )
|
|
|
|
|
if only_total and have_pss:
|
|
|
|
|
sorted_cmds, shareds, count, total, swaps, total_swap = \
|
|
|
|
|
get_memory_usage(pids_to_show, split_args,
|
|
|
|
|
discriminate_by_pid)
|
|
|
|
|
if only_total and show_swap and have_swap_pss:
|
|
|
|
|
sys.stdout.write(human(total_swap, units=1)+'\n')
|
|
|
|
|
elif only_total and not show_swap and have_pss:
|
|
|
|
|
sys.stdout.write(human(total, units=1)+'\n')
|
|
|
|
|
elif not only_total:
|
|
|
|
|
print_memory_usage(sorted_cmds, shareds, count, total)
|
|
|
|
|
print_memory_usage(sorted_cmds, shareds, count, total,
|
|
|
|
|
swaps, total_swap, show_swap)
|
|
|
|
|
|
|
|
|
|
sys.stdout.flush()
|
|
|
|
|
time.sleep(watch)
|
|
|
|
|
else:
|
|
|
|
|
sys.stdout.write('Process does not exist anymore.\n')
|
|
|
|
@ -490,18 +644,23 @@ def main():
|
|
|
|
|
pass
|
|
|
|
|
else:
|
|
|
|
|
# This is the default behavior
|
|
|
|
|
sorted_cmds, shareds, count, total = get_memory_usage( pids_to_show, split_args )
|
|
|
|
|
if only_total and have_pss:
|
|
|
|
|
sorted_cmds, shareds, count, total, swaps, total_swap = \
|
|
|
|
|
get_memory_usage(pids_to_show, split_args,
|
|
|
|
|
discriminate_by_pid)
|
|
|
|
|
if only_total and show_swap and have_swap_pss:
|
|
|
|
|
sys.stdout.write(human(total_swap, units=1)+'\n')
|
|
|
|
|
elif only_total and not show_swap and have_pss:
|
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sys.stdout.write(human(total, units=1)+'\n')
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elif not only_total:
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print_memory_usage(sorted_cmds, shareds, count, total)
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print_memory_usage(sorted_cmds, shareds, count, total, swaps,
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total_swap, show_swap)
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# We must close explicitly, so that any EPIPE exception
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# is handled by our excepthook, rather than the default
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# one which is reenabled after this script finishes.
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sys.stdout.close()
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vm_accuracy = shared_val_accuracy()
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show_shared_val_accuracy( vm_accuracy, only_total )
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ram_accuracy, swap_accuracy = val_accuracy( show_swap )
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show_val_accuracy( ram_accuracy, swap_accuracy, only_total, show_swap )
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if __name__ == '__main__': main()
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