third_party/psutil/docs/index.html - Issue 8919026: Remove psutil from tree, install via install-build-deps.sh

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Issue 8919026: Remove psutil from tree, install via install-build-deps.sh (Closed) Base URL: http://git.chromium.org/chromium/src.git@master

Patch Set: Sort package list. Created 9 years ago

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20 <h1><a name="Summary"></a>Summary<a href="#Summary" class="section_anchor"></a> </h1><p>psutil is a module providing an interface for retrieving information on all running processes and system utilization (CPU, disk, memory) in a portable w ay by using <strong>Python</strong>, implementing many functionalities offered b y command line tools such as: </p><ul><li>ps </li><li>top </li><li>df </li><li>k ill </li><li>free </li><li>lsof </li><li>netstat </li><li>nice </li><li>ionice </li><li>uptime </li><li>tty </li></ul><p>It currently supports <strong>Linux</s trong>, <strong>Windows</strong>, <strong>OSX</strong> and <strong>FreeBSD</stro ng> both <strong>32-bit</strong> and <strong>64-bit</strong> with Python version s from <strong>2.4</strong> to <strong>3.3</strong> by using a single code base. </p><p><a href="http://code.google.com/p/psutil/#Donate" rel="nofollow"></a> </ p><h1><a name="Example_usages"></a>Example usages<a href="#Example_usages" class ="section_anchor"></a></h1><h3><a name="CPU"></a>CPU<a href="#CPU" class="sectio n_anchor"></a></h3><pre class="prettyprint">>>> import psutil

21 >>> psutil.cpu_times()

22 cputimes(user=3961.46, nice=169.729, system=2150.659, idle=16900.540, iowait=629 .509, irq=0.0, softirq=19.422)

23 >>>

24 >>> for x in range(3):

25 ... psutil.cpu_percent(interval=1)

26 ...

27 4.0

28 5.9

29 3.8

30 >>>

31 >>> for x in range(3):

32 ... psutil.cpu_percent(interval=1, percpu=True)

33 ...

34 [4.0, 34.2]

35 [7.0, 8.5]

36 [1.2, 9.0]

37 >>></pre><h3><a name="Memory"></a>Memory<a href="#Memory" class="sectio n_anchor"></a></h3><pre class="prettyprint">>>> psutil.phymem_usage()

38 usage(total=4153868288, used=2854199296, free=1299668992, percent=34.6)

39 >>> psutil.virtmem_usage()

40 usage(total=2097147904, used=4096, free=2097143808, percent=0.0)

41 >>></pre><h3><a name="Disks"></a>Disks<a href="#Disks" class="section_a nchor"></a></h3><pre class="prettyprint">>>> psutil.get_partitions()

42 [partition(device='/dev/sda3', mountpoint='/', fstype=' ext4'),

43 partition(device='/dev/sda7', mountpoint='/home', fstype=&# x27;ext4')]

44 >>>

45 >>> psutil.disk_usage('/')

46 usage(total=21378641920, used=4809781248, free=15482871808, percent=22.5)

47 >>></pre><h3><a name="Process_management"></a>Process management<a href ="#Process_management" class="section_anchor"></a></h3><pre class="prettyprint"> >>> import psutil

48 >>> psutil.get_pid_list()

49 [1, 2, 3, 4, 5, 6, 7, 46, 48, 50, 51, 178, 182, 222, 223, 224,

50 268, 1215, 1216, 1220, 1221, 1243, 1244, 1301, 1601, 2237, 2355,

51 2637, 2774, 3932, 4176, 4177, 4185, 4187, 4189, 4225, 4243, 4245,

52 4263, 4282, 4306, 4311, 4312, 4313, 4314, 4337, 4339, 4357, 4358,

53 4363, 4383, 4395, 4408, 4433, 4443, 4445, 4446, 5167, 5234, 5235,

54 5252, 5318, 5424, 5644, 6987, 7054, 7055, 7071]

55 >>>

56 >>> p = psutil.Process(7055)

57 >>> p.name

58 'python'

59 >>> p.exe

60 '/usr/bin/python'

61 >>> p.cmdline

62 ['/usr/bin/python', 'main.py']

63 >>> str(p.status)

64 'running'

65 >>>

66 >>> p.uids

67 user(real=1000, effective=1000, saved=1000)

68 >>> p.gids

69 group(real=1000, effective=1000, saved=1000)

70 >>> p.username

71 'giampaolo'

72 >>> p.create_time

73 1267551141.5019531

74 >>> p.get_cpu_percent(interval=1.0)

75 12.1

76 >>> p.get_memory_percent()

77 0.63423

78 >>> p.get_memory_info()

79 meminfo(rss=7471104, vms=68513792)

80 >>> p.get_io_counters()

81 io(read_count=478001, write_count=59371, read_bytes=700416, write_bytes=69632)

82 >>>

83 >>> p.get_open_files()

84 [openfile(path='/home/giampaolo/svn/psutil/somefile', fd=3)]

85 >>>

86 >>> p.get_connections()

87 [connection(fd=115, family=2, type=1, local_address=('10.0.0.1', 48776 ), remote_address=('93.186.135.91', 80), status='ESTABLISHED&#x27 ;),

88 connection(fd=117, family=2, type=1, local_address=('10.0.0.1', 43761 ), remote_address=('72.14.234.100', 80), status='CLOSING'),

89 connection(fd=119, family=2, type=1, local_address=('10.0.0.1', 60759 ), remote_address=('72.14.234.104', 80), status='ESTABLISHED&#x27 ;),

90 connection(fd=123, family=2, type=1, local_address=('10.0.0.1', 51314 ), remote_address=('72.14.234.83', 443), status='SYN_SENT')]

91 >>>

92 >>> p.get_threads()

93 [thread(id=5234, user_time=22.5, system_time=9.2891),

94 thread(id=5235, user_time=0.0, system_time=0.0),

95 thread(id=5236, user_time=0.0, system_time=0.0),

96 thread(id=5237, user_time=0.0707, system_time=1.1)]

97 >>>

98 >>> p.nice

99 0

100 >>> p.nice = 10 # set/change process priority

101 >>> p.nice

102 10

103 >>>

104 >>> p.suspend()

105 >>> p.resume()

106 >>>

107 >>> p.terminate()

108 >>> p.wait(timeout=3)

109 0

110 >>>

111 >>> psutil.test()

112 UID PID %CPU %MEM VSZ RSS START TIME COMMAND

113 0 0 0.0 0.0 0 0 00:12 00:00 [sched]

114 0 1 0.0 0.3 1740 600 00:12 00:04 /sbin/init

115 0 2 0.0 0.0 0 0 00:12 00:00 [kthreadd]

116 0 3 0.1 0.0 0 0 00:12 00:00 [migration/0]

117 ...

118 0 13239 0.0 2.6 13604 1044 00:38 00:00 /usr/sbin/smbd -D

119 1000 23648 1.1 2.4 12512 2008 14:43 00:06 sshd: user@pts/2

120 1000 23649 0.0 1.2 5944 3340 14:43 00:00 -bash

121 0 25926 0.3 1.1 5432 3072 17:55 00:00 -su

122 0 28655 0.0 1.0 4932 3204 21:58 00:00 python _psutil.py

123 >>></pre><h1><a name="Donate"></a>Donate<a href="#Donate" class="sectio n_anchor"></a></h1><p>A lot of time and effort went into making psutil as it is right now. If you feel psutil is useful to you or your business and want to supp ort it's future development please consider donating us (Giampaolo Rodolà a nd Jay Loden) some money. We only ask for a small donation, but of course we app reciate any amount. </p><p><a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s -xclick&hosted_button_id=A9ZS7PKKRM3S8" rel="nofollow"></a> </p><h2><a name= "People_who_donated_so_far"></a>People who donated so far<a href="#People_who_do nated_so_far" class="section_anchor"></a></h2><ul><li>Kim Gräsman </li></ul><h1> <a name="Mailing_lists"></a>Mailing lists<a href="#Mailing_lists" class="section _anchor"></a></h1><p><strong>Users</strong><br><a href="http://groups.google.com /group/psutil/" rel="nofollow">http://groups.google.com/group/psutil/</a> </p><p ><strong>Developers</strong><br><a href="http://groups.google.com/group/psutil-d ev/" rel="nofollow">http://groups.google.com/group/psutil-dev/</a> </p><p><stron g>SVN commits and issue tracker changes</strong><br><a href="http://groups.googl e.com/group/psutil-commits/" rel="nofollow">http://groups.google.com/group/psuti l-commits/</a> </p><h1><a name="Contribute"></a>Contribute<a href="#Contribute" class="section_anchor"></a></h1><p>If you want to help or just give us suggestio ns about the project and other related things, subscribe to the <a href="http:/ /groups.google.com/group/psutil" rel="nofollow">discussion mailing list</a>. If you want to talk with project team members about psutil and other related things feel free to contact us at the following addresses: </p><p><table class="wikita ble"><tr><td style="border: 1px solid #ccc; padding: 5px;"> <strong>Name</strong > </td><td style="border: 1px solid #ccc; padding: 5px;"> <strong>Country</stron g> </td><td style="border: 1px solid #ccc; padding: 5px;"> <strong>E-mail</stron g> </td></tr> <tr><td style="border: 1px solid #ccc; padding: 5px;"> Giampaolo R odola' </td><td style="border: 1px solid #ccc; padding: 5px;"> Turin (Italy ) </td><td style="border: 1px solid #ccc; padding: 5px;"> g.rodola at gmail dot com </td></tr> <tr><td style="border: 1px solid #ccc; padding: 5px;"> Jay Loden </td><td style="border: 1px solid #ccc; padding: 5px;"> New Jersey (USA) </td><t d style="border: 1px solid #ccc; padding: 5px;"> jloden at gmail dot com </td>< /tr> </table></p><p>Feedbacks and suggestions are greatly appreciated as well as new testers and coders willing to join the development.<br> For any bug report, patch proposal or feature request, add an entry into the <a href="http://code.g oogle.com/p/psutil/issues/list" rel="nofollow">Issue Tracker</a>.<br> </p><p>Tha nk you. </p>

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