| Bug tracker at http://code.google.com/p/psutil/issues |
| |
| 0.7.1 - 2013-05-03 |
| ------------------ |
| |
| BUG FIXES: |
| |
| * #325: [BSD] psutil.virtual_memory() can raise SystemError. |
| (patch by Jan Beich) |
| * #370: [BSD] Process.get_connections() requires root. (patch by John Baldwin) |
| * #372: [BSD] different process methods raise NoSuchProcess instead of |
| AccessDenied. |
| |
| |
| 0.7.0 - 2013-04-12 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #233: code migrated to Mercurial (yay!) |
| * #246: psutil.error module is deprecated and scheduled for removal. |
| * #328: [Windows] process IO nice/priority support. |
| * #359: psutil.get_boot_time() |
| * #361: [Linux] psutil.cpu_times() now includes new 'steal', 'guest' and |
| 'guest_nice' fields available on recent Linux kernels. |
| Also, psutil.cpu_percent() is more accurate. |
| * #362: cpu_times_percent() (per-CPU-time utilization as a percentage) |
| |
| BUG FIXES |
| |
| * #234: [Windows] disk_io_counters() fails to list certain disks. |
| * #264: [Windows] use of psutil.disk_partitions() may cause a message box to |
| appear. |
| * #313: [Linux] psutil.virtual_memory() and psutil.swap_memory() can crash on |
| certain exotic Linux flavors having an incomplete /proc interface. |
| If that's the case we now set the unretrievable stats to 0 and raise a |
| RuntimeWarning. |
| * #315: [OSX] fix some compilation warnings. |
| * #317: [Windows] cannot set process CPU affinity above 31 cores. |
| * #319: [Linux] process get_memory_maps() raises KeyError 'Anonymous' on Debian |
| squeeze. |
| * #321: [UNIX] Process.ppid property is no longer cached as the kernel may set |
| the ppid to 1 in case of a zombie process. |
| * #323: [OSX] disk_io_counters()'s read_time and write_time parameters were |
| reporting microseconds not milliseconds. (patch by Gregory Szorc) |
| * #331: Process cmdline is no longer cached after first acces as it may change. |
| * #333: [OSX] Leak of Mach ports on OS X (patch by rsesek@google.com) |
| * #337: [Linux] process methods not working because of a poor /proc |
| implementation will raise NotImplementedError rather than RuntimeError |
| and Process.as_dict() will not blow up. (patch by Curtin1060) |
| * #338: [Linux] disk_io_counters() fails to find some disks. |
| * #339: [FreeBSD] get_pid_list() can allocate all the memory on system. |
| * #341: [Linux] psutil might crash on import due to error in retrieving system |
| terminals map. |
| * #344: [FreeBSD] swap_memory() might return incorrect results due to |
| kvm_open(3) not being called. (patch by Jean Sebastien) |
| * #338: [Linux] disk_io_counters() fails to find some disks. |
| * #351: [Windows] if psutil is compiled with mingw32 (provided installers for |
| py2.4 and py2.5 are) disk_io_counters() will fail. (Patch by m.malycha) |
| * #353: [OSX] get_users() returns an empty list on OSX 10.8. |
| * #356: Process.parent now checks whether parent PID has been reused in which |
| case returns None. |
| * #365: Process.set_nice() should check PID has not been reused by another |
| process. |
| * #366: [FreeBSD] get_memory_maps(), get_num_fds(), get_open_files() and |
| getcwd() Process methods raise RuntimeError instead of AccessDenied. |
| |
| API CHANGES |
| |
| * Process.cmdline property is no longer cached after first access. |
| * Process.ppid property is no longer cached after first access. |
| * [Linux] Process methods not working because of a poor /proc implementation |
| will raise NotImplementedError instead of RuntimeError. |
| * psutil.error module is deprecated and scheduled for removal. |
| |
| |
| 0.6.1 - 2012-08-16 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #316: process cmdline property now makes a better job at guessing the process |
| executable from the cmdline. |
| |
| BUG FIXES |
| |
| * #316: process exe was resolved in case it was a symlink. |
| * #318: python 2.4 compatibility was broken. |
| |
| API CHANGES |
| |
| * process exe can now return an empty string instead of raising AccessDenied. |
| * process exe is no longer resolved in case it's a symlink. |
| |
| |
| 0.6.0 - 2012-08-13 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #216: [POSIX] get_connections() UNIX sockets support. |
| * #220: [FreeBSD] get_connections() has been rewritten in C and no longer |
| requires lsof. |
| * #222: [OSX] add support for process cwd. |
| * #261: process extended memory info. |
| * #295: [OSX] process executable path is now determined by asking the OS |
| instead of being guessed from process cmdline. |
| * #297: [OSX] the Process methods below were always raising AccessDenied for |
| any process except the current one. Now this is no longer true. Also |
| they are 2.5x faster. |
| - name |
| - get_memory_info() |
| - get_memory_percent() |
| - get_cpu_times() |
| - get_cpu_percent() |
| - get_num_threads() |
| * #300: examples/pmap.py script. |
| * #301: process_iter() now yields processes sorted by their PIDs. |
| * #302: process number of voluntary and involuntary context switches. |
| * #303: [Windows] the Process methods below were always raising AccessDenied |
| for any process not owned by current user. Now this is no longer true: |
| - create_time |
| - get_cpu_times() |
| - get_cpu_percent() |
| - get_memory_info() |
| - get_memory_percent() |
| - get_num_handles() |
| - get_io_counters() |
| * #305: add examples/netstat.py script. |
| * #311: system memory functions has been refactorized and rewritten and now |
| provide a more detailed and consistent representation of the system |
| memory. New psutil.virtual_memory() function provides the following |
| memory amounts: |
| - total |
| - available |
| - percent |
| - used |
| - active [POSIX] |
| - inactive [POSIX] |
| - buffers (BSD, Linux) |
| - cached (BSD, OSX) |
| - wired (OSX, BSD) |
| - shared [FreeBSD] |
| New psutil.swap_memory() provides: |
| - total |
| - used |
| - free |
| - percent |
| - sin (no. of bytes the system has swapped in from disk (cumulative)) |
| - sout (no. of bytes the system has swapped out from disk (cumulative)) |
| All old memory-related functions are deprecated. |
| Also two new example scripts were added: free.py and meminfo.py. |
| * #312: psutil.network_io_counters() namedtuple includes 4 new fields: |
| errin, errout dropin and dropout, reflecting the number of packets |
| dropped and with errors. |
| |
| BUGFIXES |
| |
| * #298: [OSX and BSD] memory leak in get_num_fds(). |
| * #299: potential memory leak every time PyList_New(0) is used. |
| * #303: [Windows] potential heap corruption in get_num_threads() and |
| get_status() Process methods. |
| * #305: [FreeBSD] psutil can't compile on FreeBSD 9 due to removal of utmp.h. |
| * #306: at C level, errors are not checked when invoking Py* functions which |
| create or manipulate Python objects leading to potential memory related |
| errors and/or segmentation faults. |
| * #307: [FreeBSD] values returned by psutil.network_io_counters() are wrong. |
| * #308: [BSD / Windows] psutil.virtmem_usage() wasn't actually returning |
| information about swap memory usage as it was supposed to do. It does |
| now. |
| * #309: get_open_files() might not return files which can not be accessed |
| due to limited permissions. AccessDenied is now raised instead. |
| |
| API CHANGES |
| |
| * psutil.phymem_usage() is deprecated (use psutil.virtual_memory()) |
| * psutil.virtmem_usage() is deprecated (use psutil.swap_memory()) |
| * psutil.phymem_buffers() on Linux is deprecated (use psutil.virtual_memory()) |
| * psutil.cached_phymem() on Linux is deprecated (use psutil.virtual_memory()) |
| * [Windows and BSD] psutil.virtmem_usage() now returns information about swap |
| memory instead of virtual memory. |
| |
| |
| 0.5.1 - 2012-06-29 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #293: [Windows] process executable path is now determined by asking the OS |
| instead of being guessed from process cmdline. |
| |
| BUGFIXES |
| |
| * #292: [Linux] race condition in process files/threads/connections. |
| * #294: [Windows] Process CPU affinity is only able to set CPU #0. |
| |
| |
| 0.5.0 - 2012-06-27 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #195: [Windows] number of handles opened by process. |
| * #209: psutil.disk_partitions() now provides also mount options. |
| * #229: list users currently connected on the system (psutil.get_users()). |
| * #238: [Linux, Windows] process CPU affinity (get and set). |
| * #242: Process.get_children(recursive=True): return all process |
| descendants. |
| * #245: [POSIX] Process.wait() incrementally consumes less CPU cycles. |
| * #257: [Windows] removed Windows 2000 support. |
| * #258: [Linux] Process.get_memory_info() is now 0.5x faster. |
| * #260: process's mapped memory regions. (Windows patch by wj32.64, OSX patch |
| by Jeremy Whitlock) |
| * #262: [Windows] psutil.disk_partitions() was slow due to inspecting the |
| floppy disk drive also when "all" argument was False. |
| * #273: psutil.get_process_list() is deprecated. |
| * #274: psutil no longer requires 2to3 at installation time in order to work |
| with Python 3. |
| * #278: new Process.as_dict() method. |
| * #281: ppid, name, exe, cmdline and create_time properties of Process class |
| are now cached after being accessed. |
| * #282: psutil.STATUS_* constants can now be compared by using their string |
| representation. |
| * #283: speedup Process.is_running() by caching its return value in case the |
| process is terminated. |
| * #284: [POSIX] per-process number of opened file descriptors. |
| * #287: psutil.process_iter() now caches Process instances between calls. |
| * #290: Process.nice property is deprecated in favor of new get_nice() and |
| set_nice() methods. |
| |
| BUGFIXES |
| |
| * #193: psutil.Popen constructor can throw an exception if the spawned process |
| terminates quickly. |
| * #240: [OSX] incorrect use of free() for Process.get_connections(). |
| * #244: [POSIX] Process.wait() can hog CPU resources if called against a |
| process which is not our children. |
| * #248: [Linux] psutil.network_io_counters() might return erroneous NIC names. |
| * #252: [Windows] process getcwd() erroneously raise NoSuchProcess for |
| processes owned by another user. It now raises AccessDenied instead. |
| * #266: [Windows] psutil.get_pid_list() only shows 1024 processes. |
| (patch by Amoser) |
| * #267: [OSX] Process.get_connections() - an erroneous remote address was |
| returned. (Patch by Amoser) |
| * #272: [Linux] Porcess.get_open_files() - potential race condition can lead to |
| unexpected NoSuchProcess exception. Also, we can get incorrect reports |
| of not absolutized path names. |
| * #275: [Linux] Process.get_io_counters() erroneously raise NoSuchProcess on |
| old Linux versions. Where not available it now raises |
| NotImplementedError. |
| * #286: Process.is_running() doesn't actually check whether PID has been |
| reused. |
| * #314: Process.get_children() can sometimes return non-children. |
| |
| API CHANGES |
| |
| * Process.nice property is deprecated in favor of new get_nice() and set_nice() |
| methods. |
| * psutil.get_process_list() is deprecated. |
| * ppid, name, exe, cmdline and create_time properties of Process class are now |
| cached after being accessed, meaning NoSuchProcess will no longer be raised |
| in case the process is gone in the meantime. |
| * psutil.STATUS_* constants can now be compared by using their string |
| representation. |
| |
| |
| 0.4.1 - 2011-12-14 |
| ------------------ |
| |
| BUGFIXES |
| |
| * #228: some example scripts were not working with python 3. |
| * #230: [Windows / OSX] memory leak in Process.get_connections(). |
| * #232: [Linux] psutil.phymem_usage() can report erroneous values which are |
| different than "free" command. |
| * #236: [Windows] memory/handle leak in Process's get_memory_info(), |
| suspend() and resume() methods. |
| |
| |
| 0.4.0 - 2011-10-29 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #150: network I/O counters. (OSX and Windows patch by Jeremy Whitlock) |
| * #154: [FreeBSD] add support for process getcwd() |
| * #157: [Windows] provide installer for Python 3.2 64-bit. |
| * #198: Process.wait(timeout=0) can now be used to make wait() return |
| immediately. |
| * #206: disk I/O counters. (OSX and Windows patch by Jeremy Whitlock) |
| * #213: examples/iotop.py script. |
| * #217: Process.get_connections() now has a "kind" argument to filter |
| for connections with different criteria. |
| * #221: [FreeBSD] Process.get_open_files has been rewritten in C and no longer |
| relies on lsof. |
| * #223: examples/top.py script. |
| * #227: examples/nettop.py script. |
| |
| BUGFIXES |
| |
| * #135: [OSX] psutil cannot create Process object. |
| * #144: [Linux] no longer support 0 special PID. |
| * #188: [Linux] psutil import error on Linux ARM architectures. |
| * #194: [POSIX] psutil.Process.get_cpu_percent() now reports a percentage over |
| 100 on multicore processors. |
| * #197: [Linux] Process.get_connections() is broken on platforms not supporting |
| IPv6. |
| * #200: [Linux] psutil.NUM_CPUS not working on armel and sparc architectures |
| and causing crash on module import. |
| * #201: [Linux] Process.get_connections() is broken on big-endian |
| architectures. |
| * #211: Process instance can unexpectedly raise NoSuchProcess if tested for |
| equality with another object. |
| * #218: [Linux] crash at import time on Debian 64-bit because of a missing line |
| in /proc/meminfo. |
| * #226: [FreeBSD] crash at import time on FreeBSD 7 and minor. |
| |
| |
| 0.3.0 - 2011-07-08 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #125: system per-cpu percentage utilization and times. |
| * #163: per-process associated terminal (TTY). |
| * #171: added get_phymem() and get_virtmem() functions returning system |
| memory information (total, used, free) and memory percent usage. |
| total_* avail_* and used_* memory functions are deprecated. |
| * #172: disk usage statistics. |
| * #174: mounted disk partitions. |
| * #179: setuptools is now used in setup.py |
| |
| BUGFIXES |
| |
| * #159: SetSeDebug() does not close handles or unset impersonation on return. |
| * #164: [Windows] wait function raises a TimeoutException when a process |
| returns -1 . |
| * #165: process.status raises an unhandled exception. |
| * #166: get_memory_info() leaks handles hogging system resources. |
| * #168: psutil.cpu_percent() returns erroneous results when used in |
| non-blocking mode. (patch by Philip Roberts) |
| * #178: OSX - Process.get_threads() leaks memory |
| * #180: [Windows] Process's get_num_threads() and get_threads() methods can |
| raise NoSuchProcess exception while process still exists. |
| |
| |
| 0.2.1 - 2011-03-20 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #64: per-process I/O counters. |
| * #116: per-process wait() (wait for process to terminate and return its exit |
| code). |
| * #134: per-process get_threads() returning information (id, user and kernel |
| times) about threads opened by process. |
| * #136: process executable path on FreeBSD is now determined by asking the |
| kernel instead of guessing it from cmdline[0]. |
| * #137: per-process real, effective and saved user and group ids. |
| * #140: system boot time. |
| * #142: per-process get and set niceness (priority). |
| * #143: per-process status. |
| * #147: per-process I/O nice (priority) - Linux only. |
| * #148: psutil.Popen class which tidies up subprocess.Popen and psutil.Process |
| in a unique interface. |
| * #152: [OSX] get_process_open_files() implementation has been rewritten |
| in C and no longer relies on lsof resulting in a 3x speedup. |
| * #153: [OSX] get_process_connection() implementation has been rewritten |
| in C and no longer relies on lsof resulting in a 3x speedup. |
| |
| BUGFIXES |
| |
| * #83: process cmdline is empty on OSX 64-bit. |
| * #130: a race condition can cause IOError exception be raised on |
| Linux if process disappears between open() and subsequent read() calls. |
| * #145: WindowsError was raised instead of psutil.AccessDenied when using |
| process resume() or suspend() on Windows. |
| * #146: 'exe' property on Linux can raise TypeError if path contains NULL |
| bytes. |
| * #151: exe and getcwd() for PID 0 on Linux return inconsistent data. |
| |
| API CHANGES |
| |
| * Process "uid" and "gid" properties are deprecated in favor of "uids" and |
| "gids" properties. |
| |
| |
| 0.2.0 - 2010-11-13 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #79: per-process open files. |
| * #88: total system physical cached memory. |
| * #88: total system physical memory buffers used by the kernel. |
| * #91: per-process send_signal() and terminate() methods. |
| * #95: NoSuchProcess and AccessDenied exception classes now provide "pid", |
| "name" and "msg" attributes. |
| * #97: per-process children. |
| * #98: Process.get_cpu_times() and Process.get_memory_info now return |
| a namedtuple instead of a tuple. |
| * #103: per-process opened TCP and UDP connections. |
| * #107: add support for Windows 64 bit. (patch by cjgohlke) |
| * #111: per-process executable name. |
| * #113: exception messages now include process name and pid. |
| * #114: process username Windows implementation has been rewritten in pure |
| C and no longer uses WMI resulting in a big speedup. Also, pywin32 is no |
| longer required as a third-party dependancy. (patch by wj32) |
| * #117: added support for Windows 2000. |
| * #123: psutil.cpu_percent() and psutil.Process.cpu_percent() accept a |
| new 'interval' parameter. |
| * #129: per-process number of threads. |
| |
| BUGFIXES |
| |
| * #80: fixed warnings when installing psutil with easy_install. |
| * #81: psutil fails to compile with Visual Studio. |
| * #94: suspend() raises OSError instead of AccessDenied. |
| * #86: psutil didn't compile against FreeBSD 6.x. |
| * #102: orphaned process handles obtained by using OpenProcess in C were |
| left behind every time Process class was instantiated. |
| * #111: path and name Process properties report truncated or erroneous |
| values on UNIX. |
| * #120: cpu_percent() always returning 100% on OS X. |
| * #112: uid and gid properties don't change if process changes effective |
| user/group id at some point. |
| * #126: ppid, uid, gid, name, exe, cmdline and create_time properties are |
| no longer cached and correctly raise NoSuchProcess exception if the process |
| disappears. |
| |
| API CHANGES |
| |
| * psutil.Process.path property is deprecated and works as an alias for "exe" |
| property. |
| * psutil.Process.kill(): signal argument was removed - to send a signal to the |
| process use send_signal(signal) method instead. |
| * psutil.Process.get_memory_info() returns a nametuple instead of a tuple. |
| * psutil.cpu_times() returns a nametuple instead of a tuple. |
| * New psutil.Process methods: get_open_files(), get_connections(), |
| send_signal() and terminate(). |
| * ppid, uid, gid, name, exe, cmdline and create_time properties are no longer |
| cached and raise NoSuchProcess exception if process disappears. |
| * psutil.cpu_percent() no longer returns immediately (see issue 123). |
| * psutil.Process.get_cpu_percent() and psutil.cpu_percent() no longer returns |
| immediately by default (see issue 123). |
| |
| |
| 0.1.3 - 2010-03-02 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #14: per-process username |
| * #51: per-process current working directory (Windows and Linux only) |
| * #59: Process.is_running() is now 10 times faster |
| * #61: added supoprt for FreeBSD 64 bit |
| * #71: implemented suspend/resume process |
| * #75: python 3 support |
| |
| BUGFIXES |
| |
| * #36: process cpu_times() and memory_info() functions succeeded also for |
| dead processes while a NoSuchProcess exception is supposed to be raised. |
| * #48: incorrect size for mib array defined in getcmdargs for BSD |
| * #49: possible memory leak due to missing free() on error condition on |
| * #50: fixed getcmdargs() memory fragmentation on BSD |
| * #55: test_pid_4 was failing on Windows Vista |
| * #57: some unit tests were failing on systems where no swap memory is |
| available |
| * #58: is_running() is now called before kill() to make sure we are going |
| to kill the correct process. |
| * #73: virtual memory size reported on OS X includes shared library size |
| * #77: NoSuchProcess wasn't raised on Process.create_time if kill() was |
| used first. |
| |
| |
| 0.1.2 - 2009-05-06 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #32: Per-process CPU user/kernel times |
| * #33: Process create time |
| * #34: Per-process CPU utilization percentage |
| * #38: Per-process memory usage (bytes) |
| * #41: Per-process memory utilization (percent) |
| * #39: System uptime |
| * #43: Total system virtual memory |
| * #46: Total system physical memory |
| * #44: Total system used/free virtual and physical memory |
| |
| BUGFIXES |
| |
| * #36: [Windows] NoSuchProcess not raised when accessing timing methods. |
| * #40: test_get_cpu_times() failing on FreeBSD and OS X. |
| * #42: [Windows] get_memory_percent() raises AccessDenied. |
| |
| |
| 0.1.1 - 2009-03-06 |
| ------------------ |
| |
| NEW FEATURES |
| |
| * #4: FreeBSD support for all functions of psutil |
| * #9: Process.uid and Process.gid now retrieve process UID and GID. |
| * #11: Support for parent/ppid - Process.parent property returns a |
| Process object representing the parent process, and Process.ppid returns |
| the parent PID. |
| * #12 & 15: |
| NoSuchProcess exception now raised when creating an object |
| for a nonexistent process, or when retrieving information about a process |
| that has gone away. |
| * #21: AccessDenied exception created for raising access denied errors |
| from OSError or WindowsError on individual platforms. |
| * #26: psutil.process_iter() function to iterate over processes as |
| Process objects with a generator. |
| * #?: Process objects can now also be compared with == operator for equality |
| (PID, name, command line are compared). |
| |
| BUGFIXES |
| |
| * #16: [Windows] Special case for "System Idle Process" (PID 0) which |
| otherwise would return an "invalid parameter" exception. |
| * #17: get_process_list() ignores NoSuchProcess and AccessDenied |
| exceptions during building of the list. |
| * #22: [Windows] Process(0).kill() was failing with an unset exception. |
| * #23: Special case for pid_exists(0) |
| * #24: [Windows] Process(0).kill() now raises AccessDenied exception instead of |
| WindowsError. |
| * #30: psutil.get_pid_list() was returning two instances of PID 0 on OS |
| X and FreeBSD platforms. |
| |
| |
| 0.1.0 - 2009-01-27 |
| ------------------ |
| |
| * Initial release. |