Exemplo n.º 1
0
 def test_memory_maps(self):
     src = textwrap.dedent("""
         import time
         with open("%s", "w") as f:
             time.sleep(10)
         """ % TESTFN)
     sproc = pyrun(src)
     self.addCleanup(reap_children)
     call_until(lambda: os.listdir('.'), "'%s' not in ret" % TESTFN)
     p = psutil.Process(sproc.pid)
     time.sleep(.1)
     maps = p.memory_maps(grouped=False)
     pmap = sh('pmap -x %s' % p.pid).split('\n')
     # get rid of header
     del pmap[0]
     del pmap[0]
     while maps and pmap:
         this = maps.pop(0)
         other = pmap.pop(0)
         addr, _, rss, dirty, mode, path = other.split(None, 5)
         if not path.startswith('[') and not path.endswith(']'):
             self.assertEqual(path, os.path.basename(this.path))
         self.assertEqual(int(rss) * 1024, this.rss)
         # test only rwx chars, ignore 's' and 'p'
         self.assertEqual(mode[:3], this.perms[:3])
Exemplo n.º 2
0
 def test_memory_maps(self):
     src = textwrap.dedent("""
         import time
         with open("%s", "w") as f:
             time.sleep(10)
         """ % TESTFN)
     sproc = pyrun(src)
     self.addCleanup(reap_children)
     call_until(lambda: os.listdir('.'), "'%s' not in ret" % TESTFN)
     p = psutil.Process(sproc.pid)
     time.sleep(.1)
     maps = p.memory_maps(grouped=False)
     pmap = sh('pmap -x %s' % p.pid).split('\n')
     # get rid of header
     del pmap[0]
     del pmap[0]
     while maps and pmap:
         this = maps.pop(0)
         other = pmap.pop(0)
         addr, _, rss, dirty, mode, path = other.split(None, 5)
         if not path.startswith('[') and not path.endswith(']'):
             self.assertEqual(path, os.path.basename(this.path))
         self.assertEqual(int(rss) * 1024, this.rss)
         # test only rwx chars, ignore 's' and 'p'
         self.assertEqual(mode[:3], this.perms[:3])
Exemplo n.º 3
0
 def test_memory_full_info(self):
     src = textwrap.dedent("""
         import time
         with open("%s", "w") as f:
             time.sleep(10)
         """ % TESTFN)
     sproc = pyrun(src)
     self.addCleanup(reap_children)
     call_until(lambda: os.listdir('.'), "'%s' not in ret" % TESTFN)
     p = psutil.Process(sproc.pid)
     time.sleep(.1)
     mem = p.memory_full_info()
     maps = p.memory_maps(grouped=False)
     self.assertEqual(
         mem.uss, sum([x.private_dirty + x.private_clean for x in maps]))
     self.assertEqual(mem.pss, sum([x.pss for x in maps]))
     self.assertEqual(mem.swap, sum([x.swap for x in maps]))
Exemplo n.º 4
0
 def test_open_files_file_gone(self):
     # simulates a file which gets deleted during open_files()
     # execution
     p = psutil.Process()
     files = p.open_files()
     with tempfile.NamedTemporaryFile():
         # give the kernel some time to see the new file
         call_until(p.open_files, "len(ret) != %i" % len(files))
         with mock.patch('psutil._pslinux.os.readlink',
                         side_effect=OSError(errno.ENOENT, "")) as m:
             files = p.open_files()
             assert not files
             assert m.called
         # also simulate the case where os.readlink() returns EINVAL
         # in which case psutil is supposed to 'continue'
         with mock.patch('psutil._pslinux.os.readlink',
                         side_effect=OSError(errno.EINVAL, "")) as m:
             self.assertEqual(p.open_files(), [])
             assert m.called
Exemplo n.º 5
0
 def test_open_files_file_gone(self):
     # simulates a file which gets deleted during open_files()
     # execution
     p = psutil.Process()
     files = p.open_files()
     with tempfile.NamedTemporaryFile():
         # give the kernel some time to see the new file
         call_until(p.open_files, "len(ret) != %i" % len(files))
         with mock.patch('psutil._pslinux.os.readlink',
                         side_effect=OSError(errno.ENOENT, "")) as m:
             files = p.open_files()
             assert not files
             assert m.called
         # also simulate the case where os.readlink() returns EINVAL
         # in which case psutil is supposed to 'continue'
         with mock.patch('psutil._pslinux.os.readlink',
                         side_effect=OSError(errno.EINVAL, "")) as m:
             self.assertEqual(p.open_files(), [])
             assert m.called
Exemplo n.º 6
0
 def test_memory_addrspace_info(self):
     src = textwrap.dedent("""
         import time
         with open("%s", "w") as f:
             time.sleep(10)
         """ % TESTFN)
     sproc = pyrun(src)
     self.addCleanup(reap_children)
     call_until(lambda: os.listdir('.'), "'%s' not in ret" % TESTFN)
     p = psutil.Process(sproc.pid)
     time.sleep(.1)
     mem = p.memory_addrspace_info()
     maps = p.memory_maps(grouped=False)
     self.assertEqual(
         mem.uss, sum([x.private_dirty + x.private_clean for x in maps]))
     self.assertEqual(
         mem.pss, sum([x.pss for x in maps]))
     self.assertEqual(
         mem.swap, sum([x.swap for x in maps]))
Exemplo n.º 7
0
 def test_call_until(self):
     ret = call_until(lambda: 1, "ret == 1")
     self.assertEqual(ret, 1)
Exemplo n.º 8
0
 def test_call_until(self):
     ret = call_until(lambda: 1, "ret == 1")
     self.assertEqual(ret, 1)