def virtual_memory():
total, free, buffers, shared, _, _ = _psutil_linux.get_sysinfo()
cached = active = inactive = None
f = open('/proc/meminfo', 'r')
try:
for line in f:
if line.startswith('Cached:'):
cached = int(line.split()[1]) * 1024
elif line.startswith('Active:'):
active = int(line.split()[1]) * 1024
elif line.startswith('Inactive:'):
inactive = int(line.split()[1]) * 1024
if cached is not None \
and active is not None \
and inactive is not None:
break
else:
# we might get here when dealing with exotic Linux flavors, see:
# http://code.google.com/p/psutil/issues/detail?id=313
msg = "'cached', 'active' and 'inactive' memory stats couldn't " \
"be determined and were set to 0"
warnings.warn(msg, RuntimeWarning)
cached = active = inactive = 0
finally:
f.close()
avail = free + buffers + cached
used = total - free
percent = usage_percent((total - avail), total, _round=1)
return nt_virtmem_info(total, avail, percent, used, free,
active, inactive, buffers, cached)
def virtual_memory():
total, free, buffers, shared, _, _ = _psutil_linux.get_sysinfo()
cached = active = inactive = None
f = open('/proc/meminfo', 'r')
try:
for line in f:
if line.startswith('Cached:'):
cached = int(line.split()[1]) * 1024
elif line.startswith('Active:'):
active = int(line.split()[1]) * 1024
elif line.startswith('Inactive:'):
inactive = int(line.split()[1]) * 1024
if cached is not None \
and active is not None \
and inactive is not None:
break
else:
raise RuntimeError("line(s) not found")
finally:
f.close()
avail = free + buffers + cached
used = total - free
percent = usage_percent((total - avail), total, _round=1)
return nt_virtmem_info(total, avail, percent, used, free,
active, inactive, buffers, cached)
def swap_memory():
_, _, _, _, total, free = _psutil_linux.get_sysinfo()
used = total - free
percent = usage_percent(used, total, _round=1)
# get pgin/pgouts
f = open("/proc/vmstat", "r")
sin = sout = None
try:
for line in f:
# values are expressed in 4 kilo bytes, we want bytes instead
if line.startswith('pswpin'):
sin = int(line.split(' ')[1]) * 4 * 1024
elif line.startswith('pswpout'):
sout = int(line.split(' ')[1]) * 4 * 1024
if sin is not None and sout is not None:
break
else:
# we might get here when dealing with exotic Linux flavors, see:
# http://code.google.com/p/psutil/issues/detail?id=313
msg = "'sin' and 'sout' swap memory stats couldn't " \
"be determined and were set to 0"
warnings.warn(msg, RuntimeWarning)
sin = sout = 0
finally:
f.close()
return nt_swapmeminfo(total, used, free, percent, sin, sout)
def swap_memory():
_, _, _, _, total, free = _psutil_linux.get_sysinfo()
used = total - free
percent = usage_percent(used, total, _round=1)
# get pgin/pgouts
f = open("/proc/vmstat", "r")
sin = sout = None
try:
for line in f:
# values are expressed in 4 kilo bytes, we want bytes instead
if line.startswith('pswpin'):
sin = int(line.split(' ')[1]) * 4 * 1024
elif line.startswith('pswpout'):
sout = int(line.split(' ')[1]) * 4 * 1024
if sin is not None and sout is not None:
break
else:
# we might get here when dealing with exotic Linux flavors, see:
# http://code.google.com/p/psutil/issues/detail?id=313
msg = "'sin' and 'sout' swap memory stats couldn't " \
"be determined and were set to 0"
warnings.warn(msg, RuntimeWarning)
sin = sout = 0
finally:
f.close()
return nt_swapmeminfo(total, used, free, percent, sin, sout)
def virtual_memory():
total, free, buffers, shared, _, _ = _psutil_linux.get_sysinfo()
cached = active = inactive = None
f = open('/proc/meminfo', 'r')
try:
for line in f:
if line.startswith('Cached:'):
cached = int(line.split()[1]) * 1024
elif line.startswith('Active:'):
active = int(line.split()[1]) * 1024
elif line.startswith('Inactive:'):
inactive = int(line.split()[1]) * 1024
if cached is not None \
and active is not None \
and inactive is not None:
break
else:
# we might get here when dealing with exotic Linux flavors, see:
# http://code.google.com/p/psutil/issues/detail?id=313
msg = "'cached', 'active' and 'inactive' memory stats couldn't " \
"be determined and were set to 0"
warnings.warn(msg, RuntimeWarning)
cached = active = inactive = 0
finally:
f.close()
avail = free + buffers + cached
used = total - free
percent = usage_percent((total - avail), total, _round=1)
return nt_virtmem_info(total, avail, percent, used, free,
active, inactive, buffers, cached)
def virtual_memory():
total, free, buffers, shared, _, _ = _psutil_linux.get_sysinfo()
cached = active = inactive = None
f = open('/proc/meminfo', 'r')
try:
for line in f:
if line.startswith('Cached:'):
cached = int(line.split()[1]) * 1024
elif line.startswith('Active:'):
active = int(line.split()[1]) * 1024
elif line.startswith('Inactive:'):
inactive = int(line.split()[1]) * 1024
if cached is not None \
and active is not None \
and inactive is not None:
break
else:
raise RuntimeError("line(s) not found")
finally:
f.close()
avail = free + buffers + cached
used = total - free
percent = usage_percent((total - avail), total, _round=1)
return nt_virtmem_info(total, avail, percent, used, free,
active, inactive, buffers, cached)
def swap_memory():
_, _, _, _, total, free = _psutil_linux.get_sysinfo()
used = total - free
percent = usage_percent(used, total, _round=1)
# get pgin/pgouts
f = open("/proc/vmstat", "r")
sin = sout = None
try:
for line in f:
# values are expressed in 4 kilo bytes, we want bytes instead
if line.startswith('pswpin'):
sin = int(line.split(' ')[1]) * 4 * 1024
elif line.startswith('pswpout'):
sout = int(line.split(' ')[1]) * 4 * 1024
if sin is not None and sout is not None:
break
else:
raise RuntimeError("line(s) not found")
finally:
f.close()
return nt_swapmeminfo(total, used, free, percent, sin, sout)
def swap_memory():
_, _, _, _, total, free = _psutil_linux.get_sysinfo()
used = total - free
percent = usage_percent(used, total, _round=1)
# get pgin/pgouts
f = open("/proc/vmstat", "r")
sin = sout = None
try:
for line in f:
# values are expressed in 4 kilo bytes, we want bytes instead
if line.startswith('pswpin'):
sin = int(line.split(' ')[1]) * 4 * 1024
elif line.startswith('pswpout'):
sout = int(line.split(' ')[1]) * 4 * 1024
if sin is not None and sout is not None:
break
else:
raise RuntimeError("line(s) not found")
finally:
f.close()
return nt_swapmeminfo(total, used, free, percent, sin, sout)
line = line.split(' ')[0]
if search.match(line):
num += 1
if num == 0:
raise RuntimeError("can't determine number of CPUs")
return num
# Number of clock ticks per second
_CLOCK_TICKS = os.sysconf(os.sysconf_names["SC_CLK_TCK"])
_PAGESIZE = os.sysconf("SC_PAGE_SIZE")
_TERMINAL_MAP = _psposix._get_terminal_map()
BOOT_TIME = _get_boot_time()
NUM_CPUS = _get_num_cpus()
TOTAL_PHYMEM = _psutil_linux.get_sysinfo()[0]
# ioprio_* constants http://linux.die.net/man/2/ioprio_get
IOPRIO_CLASS_NONE = 0
IOPRIO_CLASS_RT = 1
IOPRIO_CLASS_BE = 2
IOPRIO_CLASS_IDLE = 3
# http://students.mimuw.edu.pl/lxr/source/include/net/tcp_states.h
_TCP_STATES_TABLE = {"01" : "ESTABLISHED",
"02" : "SYN_SENT",
"03" : "SYN_RECV",
"04" : "FIN_WAIT1",
"05" : "FIN_WAIT2",
"06" : "TIME_WAIT",
"07" : "CLOSE",
"08" : "CLOSE_WAIT",
# Since these constants get determined at import time we do not want to
# crash immediately; instead we'll set them to None and most likely
# we'll crash later as they're used for determining process CPU stats
# and creation_time
try:
BOOT_TIME = get_system_boot_time()
except Exception:
BOOT_TIME = None
warnings.warn("couldn't determine platform's BOOT_TIME", RuntimeWarning)
try:
NUM_CPUS = get_num_cpus()
except Exception:
NUM_CPUS = None
warnings.warn("couldn't determine platform's NUM_CPUS", RuntimeWarning)
try:
TOTAL_PHYMEM = _psutil_linux.get_sysinfo()[0]
except Exception:
TOTAL_PHYMEM = None
warnings.warn("couldn't determine platform's TOTAL_PHYMEM", RuntimeWarning)
# ioprio_* constants http://linux.die.net/man/2/ioprio_get
IOPRIO_CLASS_NONE = 0
IOPRIO_CLASS_RT = 1
IOPRIO_CLASS_BE = 2
IOPRIO_CLASS_IDLE = 3
# http://students.mimuw.edu.pl/lxr/source/include/net/tcp_states.h
_TCP_STATES_TABLE = {"01" : CONN_ESTABLISHED,
"02" : CONN_SYN_SENT,
"03" : CONN_SYN_RECV,
