def container_mem_usage(name):
inst = cgroup(name)
if inst.cgroup is not None:
memlimit = int(inst.getValue("memory.limit_in_bytes"))
memswlimit = int(inst.getValue("memory.memsw.limit_in_bytes"))
memused = int(inst.getValue("memory.usage_in_bytes"))
memswused = int(inst.getValue("memory.memsw.usage_in_bytes"))
mem_total = memlimit
mem_used = memused
mem_free = memlimit-memused
mem_percent_used = usage_percent(mem_used, mem_total, _round=1)
swap_total = memswlimit-memlimit
swap_used = memswused-memused
swap_free = swap_total -swap_used
swap_percent_used = usage_percent(swap_used, swap_total, _round=1)
total = memswlimit
total_used = memswused
total_free = memswlimit-memswused
total_percent_used = usage_percent(total_used, total, _round=1)
return {'memory':{'mem_total': mem_total, 'mem_used': mem_used, 'mem_free': mem_free, 'mem_percent_used': mem_percent_used,
'swap_total':swap_total, 'swap_used': swap_used, 'swap_free': swap_free, 'swap_percent_used': swap_percent_used,
'total': total, 'total_used': total_used, 'total_free': total_free, 'total_percent_used': total_percent_used}}
else:
return {}
def get_virtual_memory():
cached = active = inactive = None
f = open('/proc/meminfo', 'r')
try:
for line in f:
if line.startswith('MemTotal:'):
total = int(line.split()[1])* 1024
elif line.startswith('MemFree:'):
free = int (line.split()[1]) * 1024
elif line.startswith('Buffers:'):
buffers = int (line.split()[1]) * 1024
elif 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, buffers, cached)
def get_virtual_memory():
cached = active = inactive = None
f = open('/proc/meminfo', 'r')
try:
for line in f:
if line.startswith('MemTotal:'):
total = int(line.split()[1]) * 1024
elif line.startswith('MemFree:'):
free = int(line.split()[1]) * 1024
elif line.startswith('Buffers:'):
buffers = int(line.split()[1]) * 1024
elif 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, buffers, cached)
def get_disk_usage(path):
"""Return disk usage associated with path."""
st = os.statvfs(path)
free = st.f_bavail * st.f_frsize
total = st.f_blocks * st.f_frsize
used = (st.f_blocks - st.f_bfree) * st.f_frsize
percent = usage_percent(used, total,_round=1)
return nt_diskstatus(total, used, free, percent)
def container_mem_usage(name):
inst = cgroup(name)
memlimit = int(inst.getValue("memory.limit_in_bytes"))
memswlimit = int(inst.getValue("memory.memsw.limit_in_bytes"))
memused = int(inst.getValue("memory.usage_in_bytes"))
memswused = int(inst.getValue("memory.memsw.usage_in_bytes"))
mem_total = memlimit
mem_used = memused
mem_free = memlimit - memused
mem_percent_used = usage_percent(mem_used, mem_total, _round=1)
swap_total = memswlimit - memlimit
swap_used = memswused - memused
swap_free = swap_total - swap_used
swap_percent_used = usage_percent(swap_used, swap_total, _round=1)
total = memswlimit
total_used = memswused
total_free = memswlimit - memswused
total_percent_used = usage_percent(total_used, total, _round=1)
return {
"memory": {
"mem_total": mem_total,
"mem_used": mem_used,
"mem_free": mem_free,
"mem_percent_used": mem_percent_used,
"swap_total": swap_total,
"swap_used": swap_used,
"swap_free": swap_free,
"swap_percent_used": swap_percent_used,
"total": total,
"total_used": total_used,
"total_free": total_free,
"total_percent_used": total_percent_used,
}
}
def container_mem_usage(name):
inst = cgroup(name)
memlimit = int(inst.getValue("memory.limit_in_bytes"))
memswlimit = int(inst.getValue("memory.memsw.limit_in_bytes"))
memused = int(inst.getValue("memory.usage_in_bytes"))
memswused = int(inst.getValue("memory.memsw.usage_in_bytes"))
mem_total = memlimit
mem_used = memused
mem_free = memlimit - memused
mem_percent_used = usage_percent(mem_used, mem_total, _round=1)
swap_total = memswlimit - memlimit
swap_used = memswused - memused
swap_free = swap_total - swap_used
swap_percent_used = usage_percent(swap_used, swap_total, _round=1)
total = memswlimit
total_used = memswused
total_free = memswlimit - memswused
total_percent_used = usage_percent(total_used, total, _round=1)
return {
'memory': {
'mem_total': mem_total,
'mem_used': mem_used,
'mem_free': mem_free,
'mem_percent_used': mem_percent_used,
'swap_total': swap_total,
'swap_used': swap_used,
'swap_free': swap_free,
'swap_percent_used': swap_percent_used,
'total': total,
'total_used': total_used,
'total_free': total_free,
'total_percent_used': total_percent_used
}
}