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check_swap.py
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39 lines (35 loc) · 1.16 KB
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#!/usr/bin/python
#coding:utf-8
#列出系统进程占用SWAP的情况！
import re
import sys
import os
def check(pid):
#获取SWAP大小
file_smaps = '/'.join(["/proc",pid,"smaps"])
f = open(file_smaps,'r')
content1 = f.read()
f.close()
pattern1 = r'Swap:\s+(.*)\s+kB'
find1 = re.compile(pattern1)
sum = 0
for size in find1.findall(content1):
sum = sum + int(size)
#获取进程名称
file_status = '/'.join(["/proc",pid,"status"])
s = open(file_status, 'r')
content2 = s.read()
s.close()
pattern2 = r'Name:\s+(.*)'
find2 = re.compile(pattern2)
name = find2.findall(content2)[0]
return name,sum
if __name__ == "__main__":
print "脚本将列出有占用SWAP的程序ID和占用的SWAP大小："
print "%-5s %-10s %s" % ('PID','SWAP(kB)','NAME')
print "----------------------------------------------------"
for pid in os.listdir("/proc"):
if pid.isdigit():
name,size = check(pid)
if size:
print "%-5s %-10s %s" % (pid, size, name)