|
|
|
@ -9,7 +9,7 @@
|
|
|
|
|
|
|
|
|
|
# Licence: LGPLv2
|
|
|
|
|
# Author: P@draigBrady.com
|
|
|
|
|
# Source: https://www.pixelbeat.org/scripts/ps_mem.py
|
|
|
|
|
# Source: http://www.pixelbeat.org/scripts/ps_mem.py
|
|
|
|
|
|
|
|
|
|
# V1.0 06 Jul 2005 Initial release
|
|
|
|
|
# V1.1 11 Aug 2006 root permission required for accuracy
|
|
|
|
@ -36,8 +36,8 @@
|
|
|
|
|
# Patch from patrice.bouchand.fedora@gmail.com
|
|
|
|
|
# V1.9 20 Feb 2008 Fix invalid values reported when PSS is available.
|
|
|
|
|
# Reported by Andrey Borzenkov <arvidjaar@mail.ru>
|
|
|
|
|
# V3.14 28 May 2022
|
|
|
|
|
# https://github.com/pixelb/ps_mem/commits/master/ps_mem.py
|
|
|
|
|
# V3.6 16 Oct 2015
|
|
|
|
|
# http://github.com/pixelb/scripts/commits/master/scripts/ps_mem.py
|
|
|
|
|
|
|
|
|
|
# Notes:
|
|
|
|
|
#
|
|
|
|
@ -73,11 +73,11 @@
|
|
|
|
|
# FreeBSD is supported if linprocfs is mounted at /compat/linux/proc/
|
|
|
|
|
# FreeBSD 8.0 supports up to a level of Linux 2.6.16
|
|
|
|
|
|
|
|
|
|
import argparse
|
|
|
|
|
import getopt
|
|
|
|
|
import time
|
|
|
|
|
import errno
|
|
|
|
|
import os
|
|
|
|
|
import sys
|
|
|
|
|
import time
|
|
|
|
|
import io
|
|
|
|
|
|
|
|
|
|
# The following exits cleanly on Ctrl-C or EPIPE
|
|
|
|
@ -100,11 +100,10 @@ PAGESIZE = os.sysconf("SC_PAGE_SIZE") / 1024 #KiB
|
|
|
|
|
our_pid = os.getpid()
|
|
|
|
|
|
|
|
|
|
have_pss = 0
|
|
|
|
|
have_swap_pss = 0
|
|
|
|
|
|
|
|
|
|
class Unbuffered(io.TextIOBase):
|
|
|
|
|
def __init__(self, stream):
|
|
|
|
|
super(Unbuffered, self).__init__()
|
|
|
|
|
super().__init__()
|
|
|
|
|
self.stream = stream
|
|
|
|
|
def write(self, data):
|
|
|
|
|
self.stream.write(data)
|
|
|
|
@ -130,12 +129,9 @@ class Proc:
|
|
|
|
|
else:
|
|
|
|
|
return open(self.path(*args), errors='ignore')
|
|
|
|
|
except (IOError, OSError):
|
|
|
|
|
if type(args[0]) is not int:
|
|
|
|
|
raise
|
|
|
|
|
val = sys.exc_info()[1]
|
|
|
|
|
if (val.errno == errno.ENOENT or # kernel thread or process gone
|
|
|
|
|
val.errno == errno.EPERM or
|
|
|
|
|
val.errno == errno.EACCES):
|
|
|
|
|
val.errno == errno.EPERM):
|
|
|
|
|
raise LookupError
|
|
|
|
|
raise
|
|
|
|
|
|
|
|
|
@ -147,66 +143,57 @@ proc = Proc()
|
|
|
|
|
#
|
|
|
|
|
|
|
|
|
|
def parse_options():
|
|
|
|
|
help_msg = 'Show program core memory usage.'
|
|
|
|
|
parser = argparse.ArgumentParser(prog='ps_mem', description=help_msg)
|
|
|
|
|
parser.add_argument('--version', action='version', version='3.14')
|
|
|
|
|
parser.add_argument(
|
|
|
|
|
'-s', '--split-args',
|
|
|
|
|
action='store_true',
|
|
|
|
|
help='Show and separate by, all command line arguments',
|
|
|
|
|
)
|
|
|
|
|
parser.add_argument(
|
|
|
|
|
'-t', '--total',
|
|
|
|
|
dest='only_total',
|
|
|
|
|
action='store_true',
|
|
|
|
|
help='Show only the total value',
|
|
|
|
|
)
|
|
|
|
|
parser.add_argument(
|
|
|
|
|
'-d', '--discriminate-by-pid',
|
|
|
|
|
action='store_true',
|
|
|
|
|
help='Show by process rather than by program',
|
|
|
|
|
)
|
|
|
|
|
parser.add_argument(
|
|
|
|
|
'-S', '--swap',
|
|
|
|
|
dest='show_swap',
|
|
|
|
|
action='store_true',
|
|
|
|
|
help='Show swap information',
|
|
|
|
|
)
|
|
|
|
|
parser.add_argument(
|
|
|
|
|
'-p',
|
|
|
|
|
dest='pids',
|
|
|
|
|
metavar='<pid>[,pid2,...pidN]',
|
|
|
|
|
help='Only show memory usage PIDs in the specified list',
|
|
|
|
|
)
|
|
|
|
|
parser.add_argument(
|
|
|
|
|
'-w',
|
|
|
|
|
dest='watch',
|
|
|
|
|
metavar='<N>',
|
|
|
|
|
type=int,
|
|
|
|
|
help='Measure and show process memory every N seconds',
|
|
|
|
|
)
|
|
|
|
|
args = parser.parse_args()
|
|
|
|
|
|
|
|
|
|
args.pids_to_show = []
|
|
|
|
|
if args.pids:
|
|
|
|
|
try:
|
|
|
|
|
args.pids_to_show = [int(x) for x in args.pids.split(',')]
|
|
|
|
|
except ValueError:
|
|
|
|
|
parser.error('Invalid PID(s): %s' % args.pids)
|
|
|
|
|
|
|
|
|
|
if args.watch is not None:
|
|
|
|
|
if args.watch <= 0:
|
|
|
|
|
parser.error('Seconds must be positive! (%s)' % args.watch)
|
|
|
|
|
|
|
|
|
|
return (
|
|
|
|
|
args.split_args,
|
|
|
|
|
args.pids_to_show,
|
|
|
|
|
args.watch,
|
|
|
|
|
args.only_total,
|
|
|
|
|
args.discriminate_by_pid,
|
|
|
|
|
args.show_swap,
|
|
|
|
|
)
|
|
|
|
|
long_options = ['split-args', 'help', 'total']
|
|
|
|
|
opts, args = getopt.getopt(sys.argv[1:], "shtp:w:", long_options)
|
|
|
|
|
except getopt.GetoptError:
|
|
|
|
|
sys.stderr.write(help())
|
|
|
|
|
sys.exit(3)
|
|
|
|
|
|
|
|
|
|
if len(args):
|
|
|
|
|
sys.stderr.write("Extraneous arguments: %s\n" % args)
|
|
|
|
|
sys.exit(3)
|
|
|
|
|
|
|
|
|
|
# ps_mem.py options
|
|
|
|
|
split_args = False
|
|
|
|
|
pids_to_show = None
|
|
|
|
|
watch = None
|
|
|
|
|
only_total = False
|
|
|
|
|
|
|
|
|
|
for o, a in opts:
|
|
|
|
|
if o in ('-s', '--split-args'):
|
|
|
|
|
split_args = True
|
|
|
|
|
if o in ('-t', '--total'):
|
|
|
|
|
only_total = True
|
|
|
|
|
if o in ('-h', '--help'):
|
|
|
|
|
sys.stdout.write(help())
|
|
|
|
|
sys.exit(0)
|
|
|
|
|
if o in ('-p',):
|
|
|
|
|
try:
|
|
|
|
|
pids_to_show = [int(x) for x in a.split(',')]
|
|
|
|
|
except:
|
|
|
|
|
sys.stderr.write(help())
|
|
|
|
|
sys.exit(3)
|
|
|
|
|
if o in ('-w',):
|
|
|
|
|
try:
|
|
|
|
|
watch = int(a)
|
|
|
|
|
except:
|
|
|
|
|
sys.stderr.write(help())
|
|
|
|
|
sys.exit(3)
|
|
|
|
|
|
|
|
|
|
return (split_args, pids_to_show, watch, only_total)
|
|
|
|
|
|
|
|
|
|
def help():
|
|
|
|
|
help_msg = 'Usage: ps_mem [OPTION]...\n' \
|
|
|
|
|
'Show program core memory usage\n' \
|
|
|
|
|
'\n' \
|
|
|
|
|
' -h, -help Show this help\n' \
|
|
|
|
|
' -p <pid>[,pid2,...pidN] Only show memory usage PIDs in the specified list\n' \
|
|
|
|
|
' -s, --split-args Show and separate by, all command line arguments\n' \
|
|
|
|
|
' -t, --total Show only the total value\n' \
|
|
|
|
|
' -w <N> Measure and show process memory every N seconds\n'
|
|
|
|
|
|
|
|
|
|
return help_msg
|
|
|
|
|
|
|
|
|
|
#(major,minor,release)
|
|
|
|
|
def kernel_ver():
|
|
|
|
@ -226,82 +213,48 @@ def kernel_ver():
|
|
|
|
|
return (int(kv[0]), int(kv[1]), int(kv[2]))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#return Private,Shared,Swap(Pss),unique_id
|
|
|
|
|
#return Private,Shared
|
|
|
|
|
#Note shared is always a subset of rss (trs is not always)
|
|
|
|
|
def getMemStats(pid):
|
|
|
|
|
global have_pss
|
|
|
|
|
global have_swap_pss
|
|
|
|
|
mem_id = pid #unique
|
|
|
|
|
Private_lines = []
|
|
|
|
|
Shared_lines = []
|
|
|
|
|
Private_huge_lines = []
|
|
|
|
|
Shared_huge_lines = []
|
|
|
|
|
Pss_lines = []
|
|
|
|
|
Rss = (int(proc.open(pid, 'statm').readline().split()[1])
|
|
|
|
|
* PAGESIZE)
|
|
|
|
|
Swap_lines = []
|
|
|
|
|
Swap_pss_lines = []
|
|
|
|
|
|
|
|
|
|
Swap = 0
|
|
|
|
|
|
|
|
|
|
if os.path.exists(proc.path(pid, 'smaps')): #stat
|
|
|
|
|
smaps = 'smaps'
|
|
|
|
|
if os.path.exists(proc.path(pid, 'smaps_rollup')):
|
|
|
|
|
smaps = 'smaps_rollup' # faster to process
|
|
|
|
|
lines = proc.open(pid, smaps).readlines() # open
|
|
|
|
|
lines = proc.open(pid, 'smaps').readlines() #open
|
|
|
|
|
# Note we checksum smaps as maps is usually but
|
|
|
|
|
# not always different for separate processes.
|
|
|
|
|
mem_id = hash(''.join(lines))
|
|
|
|
|
for line in lines:
|
|
|
|
|
# {Private,Shared}_Hugetlb is not included in Pss (why?)
|
|
|
|
|
# so we need to account for separately.
|
|
|
|
|
if line.startswith("Private_Hugetlb:"):
|
|
|
|
|
Private_huge_lines.append(line)
|
|
|
|
|
elif line.startswith("Shared_Hugetlb:"):
|
|
|
|
|
Shared_huge_lines.append(line)
|
|
|
|
|
elif line.startswith("Shared"):
|
|
|
|
|
if line.startswith("Shared"):
|
|
|
|
|
Shared_lines.append(line)
|
|
|
|
|
elif line.startswith("Private"):
|
|
|
|
|
Private_lines.append(line)
|
|
|
|
|
elif line.startswith("Pss:"):
|
|
|
|
|
elif line.startswith("Pss"):
|
|
|
|
|
have_pss = 1
|
|
|
|
|
Pss_lines.append(line)
|
|
|
|
|
elif line.startswith("Swap:"):
|
|
|
|
|
Swap_lines.append(line)
|
|
|
|
|
elif line.startswith("SwapPss:"):
|
|
|
|
|
have_swap_pss = 1
|
|
|
|
|
Swap_pss_lines.append(line)
|
|
|
|
|
Shared = sum([int(line.split()[1]) for line in Shared_lines])
|
|
|
|
|
Private = sum([int(line.split()[1]) for line in Private_lines])
|
|
|
|
|
Shared_huge = sum([int(line.split()[1]) for line in Shared_huge_lines])
|
|
|
|
|
Private_huge = sum([int(line.split()[1]) for line in Private_huge_lines])
|
|
|
|
|
#Note Shared + Private = Rss above
|
|
|
|
|
#The Rss in smaps includes video card mem etc.
|
|
|
|
|
if have_pss:
|
|
|
|
|
pss_adjust = 0.5 # add 0.5KiB as this avg error due to truncation
|
|
|
|
|
pss_adjust = 0.5 # add 0.5KiB as this avg error due to trunctation
|
|
|
|
|
Pss = sum([float(line.split()[1])+pss_adjust for line in Pss_lines])
|
|
|
|
|
Shared = Pss - Private
|
|
|
|
|
Private += Private_huge # Add after as PSS doesn't a/c for huge pages
|
|
|
|
|
if have_swap_pss:
|
|
|
|
|
# The kernel supports SwapPss, that shows proportional swap share.
|
|
|
|
|
# Note that Swap - SwapPss is not Private Swap.
|
|
|
|
|
Swap = sum([int(line.split()[1]) for line in Swap_pss_lines])
|
|
|
|
|
else:
|
|
|
|
|
# Note that Swap = Private swap + Shared swap.
|
|
|
|
|
Swap = sum([int(line.split()[1]) for line in Swap_lines])
|
|
|
|
|
elif (2,6,1) <= kernel_ver() <= (2,6,9):
|
|
|
|
|
Shared = 0 #lots of overestimation, but what can we do?
|
|
|
|
|
Shared_huge = 0
|
|
|
|
|
Private = Rss
|
|
|
|
|
else:
|
|
|
|
|
Shared = int(proc.open(pid, 'statm').readline().split()[2])
|
|
|
|
|
Shared *= PAGESIZE
|
|
|
|
|
Shared_huge = 0
|
|
|
|
|
Private = Rss - Shared
|
|
|
|
|
return (Private, Shared, Shared_huge, Swap, mem_id)
|
|
|
|
|
return (Private, Shared, mem_id)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def getCmdName(pid, split_args, discriminate_by_pid, exe_only=False):
|
|
|
|
|
def getCmdName(pid, split_args):
|
|
|
|
|
cmdline = proc.open(pid, 'cmdline').read().split("\0")
|
|
|
|
|
while cmdline[-1] == '' and len(cmdline) > 1:
|
|
|
|
|
cmdline = cmdline[:-1]
|
|
|
|
@ -315,13 +268,12 @@ def getCmdName(pid, split_args, discriminate_by_pid, exe_only=False):
|
|
|
|
|
except OSError:
|
|
|
|
|
val = sys.exc_info()[1]
|
|
|
|
|
if (val.errno == errno.ENOENT or # either kernel thread or process gone
|
|
|
|
|
val.errno == errno.EPERM or
|
|
|
|
|
val.errno == errno.EACCES):
|
|
|
|
|
val.errno == errno.EPERM):
|
|
|
|
|
raise LookupError
|
|
|
|
|
raise
|
|
|
|
|
|
|
|
|
|
if split_args:
|
|
|
|
|
return ' '.join(cmdline).replace('\n', ' ')
|
|
|
|
|
return " ".join(cmdline)
|
|
|
|
|
if path.endswith(" (deleted)"):
|
|
|
|
|
path = path[:-10]
|
|
|
|
|
if os.path.exists(path):
|
|
|
|
@ -335,38 +287,17 @@ def getCmdName(pid, split_args, discriminate_by_pid, exe_only=False):
|
|
|
|
|
else:
|
|
|
|
|
path += " [deleted]"
|
|
|
|
|
exe = os.path.basename(path)
|
|
|
|
|
if exe_only: return exe
|
|
|
|
|
|
|
|
|
|
proc_status = proc.open(pid, 'status').readlines()
|
|
|
|
|
cmd = proc_status[0][6:-1]
|
|
|
|
|
cmd = proc.open(pid, 'status').readline()[6:-1]
|
|
|
|
|
if exe.startswith(cmd):
|
|
|
|
|
cmd = exe #show non truncated version
|
|
|
|
|
#Note because we show the non truncated name
|
|
|
|
|
#one can have separated programs as follows:
|
|
|
|
|
#584.0 KiB + 1.0 MiB = 1.6 MiB mozilla-thunder (exe -> bash)
|
|
|
|
|
# 56.0 MiB + 22.2 MiB = 78.2 MiB mozilla-thunderbird-bin
|
|
|
|
|
else:
|
|
|
|
|
#Lookup the parent's exe and use that if matching
|
|
|
|
|
#which will merge "Web Content" with "firefox" for example
|
|
|
|
|
ppid = 0
|
|
|
|
|
for l in range(10):
|
|
|
|
|
ps_line = proc_status[l]
|
|
|
|
|
if ps_line.startswith('PPid:'):
|
|
|
|
|
ppid = int(ps_line[6:-1])
|
|
|
|
|
break
|
|
|
|
|
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)
|
|
|
|
|
if sys.version_info < (3,):
|
|
|
|
|
return cmd
|
|
|
|
|
else:
|
|
|
|
|
return cmd.encode(errors='replace').decode()
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#The following matches "du -h" output
|
|
|
|
@ -389,99 +320,62 @@ 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
|
|
|
|
|
#SWAP:
|
|
|
|
|
#2 = accurate & can total
|
|
|
|
|
#1 = accurate only considering each process in isolation
|
|
|
|
|
#-1= not available
|
|
|
|
|
def val_accuracy(show_swap):
|
|
|
|
|
def shared_val_accuracy():
|
|
|
|
|
"""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, swap_accuracy
|
|
|
|
|
return 0, swap_accuracy
|
|
|
|
|
return 1
|
|
|
|
|
return 0
|
|
|
|
|
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, swap_accuracy
|
|
|
|
|
return 2
|
|
|
|
|
else:
|
|
|
|
|
return 1, swap_accuracy
|
|
|
|
|
return 1
|
|
|
|
|
if (2,6,1) <= kv <= (2,6,9):
|
|
|
|
|
return -1, swap_accuracy
|
|
|
|
|
return 0, swap_accuracy
|
|
|
|
|
return -1
|
|
|
|
|
return 0
|
|
|
|
|
elif kv[0] > 2 and os.path.exists(proc.path(pid, 'smaps')):
|
|
|
|
|
swap_accuracy = 1
|
|
|
|
|
if show_swap and proc.open(pid, 'smaps').read().find("SwapPss:")!=-1:
|
|
|
|
|
swap_accuracy = 2
|
|
|
|
|
return 2, swap_accuracy
|
|
|
|
|
return 2
|
|
|
|
|
else:
|
|
|
|
|
return 1, swap_accuracy
|
|
|
|
|
return 1
|
|
|
|
|
|
|
|
|
|
def show_val_accuracy( ram_inacc, swap_inacc, only_total, show_swap ):
|
|
|
|
|
def show_shared_val_accuracy( possible_inacc, only_total=False ):
|
|
|
|
|
level = ("Warning","Error")[only_total]
|
|
|
|
|
|
|
|
|
|
# Only show significant warnings
|
|
|
|
|
if not show_swap:
|
|
|
|
|
swap_inacc = 2
|
|
|
|
|
elif only_total:
|
|
|
|
|
ram_inacc = 2
|
|
|
|
|
|
|
|
|
|
if ram_inacc == -1:
|
|
|
|
|
if possible_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 ram_inacc == 0:
|
|
|
|
|
elif possible_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 ram_inacc == 1:
|
|
|
|
|
elif possible_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:
|
|
|
|
|
if show_swap:
|
|
|
|
|
accuracy = swap_inacc
|
|
|
|
|
else:
|
|
|
|
|
accuracy = ram_inacc
|
|
|
|
|
if accuracy != 2:
|
|
|
|
|
if only_total and possible_inacc != 2:
|
|
|
|
|
sys.exit(1)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
def get_memory_usage(pids_to_show, split_args, discriminate_by_pid,
|
|
|
|
|
include_self=False, only_self=False):
|
|
|
|
|
def get_memory_usage( pids_to_show, split_args, 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
|
|
|
|
@ -492,11 +386,11 @@ def get_memory_usage(pids_to_show, split_args, discriminate_by_pid,
|
|
|
|
|
continue
|
|
|
|
|
if pid == our_pid and not include_self:
|
|
|
|
|
continue
|
|
|
|
|
if pids_to_show and pid not in pids_to_show:
|
|
|
|
|
if pids_to_show is not None and pid not in pids_to_show:
|
|
|
|
|
continue
|
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
cmd = getCmdName(pid, split_args, discriminate_by_pid)
|
|
|
|
|
cmd = getCmdName(pid, split_args)
|
|
|
|
|
except LookupError:
|
|
|
|
|
#operation not permitted
|
|
|
|
|
#kernel threads don't have exe links or
|
|
|
|
@ -504,7 +398,7 @@ def get_memory_usage(pids_to_show, split_args, discriminate_by_pid,
|
|
|
|
|
continue
|
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
private, shared, shared_huge, swap, mem_id = getMemStats(pid)
|
|
|
|
|
private, shared, mem_id = getMemStats(pid)
|
|
|
|
|
except RuntimeError:
|
|
|
|
|
continue #process gone
|
|
|
|
|
if shareds.get(cmd):
|
|
|
|
@ -514,11 +408,6 @@ def get_memory_usage(pids_to_show, split_args, discriminate_by_pid,
|
|
|
|
|
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
|
|
|
|
@ -526,15 +415,8 @@ def get_memory_usage(pids_to_show, split_args, discriminate_by_pid,
|
|
|
|
|
count[cmd] = 1
|
|
|
|
|
mem_ids.setdefault(cmd, {}).update({mem_id:None})
|
|
|
|
|
|
|
|
|
|
# Swap (overcounting for now...)
|
|
|
|
|
swaps[cmd] = swaps.setdefault(cmd, 0) + swap
|
|
|
|
|
|
|
|
|
|
# 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:
|
|
|
|
@ -543,61 +425,35 @@ def get_memory_usage(pids_to_show, split_args, discriminate_by_pid,
|
|
|
|
|
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_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, 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)
|
|
|
|
|
return sorted_cmds, shareds, count, total
|
|
|
|
|
|
|
|
|
|
def print_header():
|
|
|
|
|
sys.stdout.write(" Private + Shared = RAM used\tProgram\n\n")
|
|
|
|
|
|
|
|
|
|
def print_memory_usage(sorted_cmds, shareds, count, total, swaps, total_swap,
|
|
|
|
|
show_swap):
|
|
|
|
|
def print_memory_usage(sorted_cmds, shareds, count, total):
|
|
|
|
|
for cmd in sorted_cmds:
|
|
|
|
|
|
|
|
|
|
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("%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:
|
|
|
|
|
sys.stdout.write("%s\n%s%9s\n%s\n" %
|
|
|
|
|
("-" * 33, " " * 24, human(total), "=" * 33))
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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")
|
|
|
|
|
def verify_environment():
|
|
|
|
|
if os.geteuid() != 0:
|
|
|
|
|
sys.stderr.write("Sorry, root permission required.\n")
|
|
|
|
|
sys.stderr.close()
|
|
|
|
|
sys.exit(1)
|
|
|
|
|
|
|
|
|
|
try:
|
|
|
|
|
kernel_ver()
|
|
|
|
|
kv = kernel_ver()
|
|
|
|
|
except (IOError, OSError):
|
|
|
|
|
val = sys.exc_info()[1]
|
|
|
|
|
if val.errno == errno.ENOENT:
|
|
|
|
@ -609,34 +465,24 @@ def verify_environment(pids_to_show):
|
|
|
|
|
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, discriminate_by_pid, \
|
|
|
|
|
show_swap = parse_options()
|
|
|
|
|
|
|
|
|
|
verify_environment(pids_to_show)
|
|
|
|
|
split_args, pids_to_show, watch, only_total = parse_options()
|
|
|
|
|
verify_environment()
|
|
|
|
|
|
|
|
|
|
if not only_total:
|
|
|
|
|
print_header(show_swap, discriminate_by_pid)
|
|
|
|
|
print_header()
|
|
|
|
|
|
|
|
|
|
if watch is not None:
|
|
|
|
|
try:
|
|
|
|
|
sorted_cmds = True
|
|
|
|
|
while sorted_cmds:
|
|
|
|
|
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:
|
|
|
|
|
sorted_cmds, shareds, count, total = get_memory_usage( pids_to_show, split_args )
|
|
|
|
|
if only_total and have_pss:
|
|
|
|
|
sys.stdout.write(human(total, units=1)+'\n')
|
|
|
|
|
elif not only_total:
|
|
|
|
|
print_memory_usage(sorted_cmds, shareds, count, total,
|
|
|
|
|
swaps, total_swap, show_swap)
|
|
|
|
|
|
|
|
|
|
sys.stdout.flush()
|
|
|
|
|
print_memory_usage(sorted_cmds, shareds, count, total)
|
|
|
|
|
time.sleep(watch)
|
|
|
|
|
else:
|
|
|
|
|
sys.stdout.write('Process does not exist anymore.\n')
|
|
|
|
@ -644,23 +490,18 @@ def main():
|
|
|
|
|
pass
|
|
|
|
|
else:
|
|
|
|
|
# This is the default behavior
|
|
|
|
|
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:
|
|
|
|
|
sorted_cmds, shareds, count, total = get_memory_usage( pids_to_show, split_args )
|
|
|
|
|
if only_total and have_pss:
|
|
|
|
|
sys.stdout.write(human(total, units=1)+'\n')
|
|
|
|
|
elif not only_total:
|
|
|
|
|
print_memory_usage(sorted_cmds, shareds, count, total, swaps,
|
|
|
|
|
total_swap, show_swap)
|
|
|
|
|
print_memory_usage(sorted_cmds, shareds, count, total)
|
|
|
|
|
|
|
|
|
|
# We must close explicitly, so that any EPIPE exception
|
|
|
|
|
# is handled by our excepthook, rather than the default
|
|
|
|
|
# one which is reenabled after this script finishes.
|
|
|
|
|
sys.stdout.close()
|
|
|
|
|
|
|
|
|
|
ram_accuracy, swap_accuracy = val_accuracy( show_swap )
|
|
|
|
|
show_val_accuracy( ram_accuracy, swap_accuracy, only_total, show_swap )
|
|
|
|
|
vm_accuracy = shared_val_accuracy()
|
|
|
|
|
show_shared_val_accuracy( vm_accuracy, only_total )
|
|
|
|
|
|
|
|
|
|
if __name__ == '__main__': main()
|
|
|
|
|