CHANGELOG.md

0.33.0

• Linux: Add more ARM vendor IDs.
• Linux: Improve CPU computation when refreshing a single process CPU usage.
• Windows: Fix CPU frequency not being refreshed.
• Windows: Improved components retrieval.
• Windows: Fix inconsistent boot_time information.
• Windows: Fix User::groups.
• macOS: Fix network data information being limited to 32 bits.
• macOS: Add newer macOS version for System::long_os_version.
• unix: Add support for network sub-interfaces.
• Use std::env::consts::ARCH as fallback for System::cpu_arch.
• Add disk I/O support provided through Disk::usage.
• Add NetworkData::mtu.
• Add DiskRefreshKind to have finer-grained disks refreshes.
• Component::temperature and Component::max now returns Option<f32>.
• Users::refresh_list, Groups::refresh_list, Components::refresh_list, Networks::refresh_list and Disks::refresh_list methods were renamed refresh.
• *RefreshKind::new methods were renamed nothing.
• Improve documentation for DiskUsage::read_bytes.
• Improve documentation for Process::kill.

0.32.1

• Fix compilation error due to libc update.

0.32.0

• Add new Disk::is_read_only API.
• Add new remove_dead_processes argument to System::refresh_processes and System::refresh_processes_specifics.
• macOS: Fix memory leak in disk refresh.

0.31.4

• macOS: Force memory cleanup in disk list retrieval.

0.31.3

• Raspberry Pi: Fix temperature retrieval.

0.31.2

• Remove bstr dependency (needed for rustc development).

0.31.1

• Downgrade version of memchr (needed for rustc development).

0.31.0

• Split crate in features to only enable what you need.
• Remove System::refresh_process, System::refresh_process_specifics and System::refresh_pids methods.
• Add new argument of type ProcessesToUpdate to System::refresh_processes and System::refresh_processes_specifics methods.
• Add new NetworkData::ip_networks method.
• Add new System::refresh_cpu_list method.
• Global CPU now only contains CPU usage.
• Rename TermalSensorType to ThermalSensorType.
• Process names is now an OsString.
• Remove System::global_cpu_info.
• Add System::global_cpu_usage.
• macOS: Fix invalid CPU computation when single processes are refreshed one after the other.
• Windows: Fix virtual memory computation.
• Windows: Fix WoW64 parent process refresh.
• Linux: Retrieve RSS (Resident Set Size) memory for cgroups.

0.30.13

• macOS: Fix segfault when calling Components::refresh_list multiple times.
• Windows: Fix CPU arch retrieval.

0.30.12

• FreeBSD: Fix network interfaces retrieval (one was always missing).

0.30.11

• macOS: Fix some invalid utf8 conversions.

0.30.10

• Linux: Fix components not being listed anymore.

0.30.9

• Linux/Windows: Performance improvements.
• Linux/macOS/FreeBSD: Parent process ID is updated if changed as expected.

0.30.8

• Linux: Fix missing parallelization.
• Linux: Add cargo feature flag linux-tmpfs to list tmpfs mounts.
• macOS: Fix CPU usage returning NaN.
• Components::refresh is now parallelized.

0.30.7

• Linux: Fix cgroup memory computation.
• FreeBSD: Fix documentation about disk usage.

0.30.6

• macOS: Fix missing update of process run time.
• Add new Groups API.
• Improve documentation.

0.30.5

• Windows: Correctly retrieve processes name on 32 bits platforms.
• Windows: Fix swap memory computation.

0.30.4

• Windows: Fix misaligned read.

0.30.3

• Improve dependency stack by updating the windows dependency.

0.30.2

• Add ThreadKind enum.
• Add Process::thread_kind method.

0.30.1

• Linux: Fix invalid memory information retrieval (virtual and resident set size were reversed).

0.30.0

• Split System into subtypes: Components, Disks, Networks and Users.
• brand, vendor_id and frequency information is not set anymore on the global CPU.
• Unix: Fix endless loop in user groups retrieval.
• Unix/Windows: Fix infinite loop when retrieving various information because of bad usage of Vec::reserve.
• Unix: Fix invalid usage of NULL pointer when retrieving user group name.
• Linux: Fix CPU name retrieval.
• Linux: Remove cgroup usage from memory computation.
• Linux: Add linux-netdevs feature to allow to retrieve network devices.
• Linux: Improve system memory information retrieval (using statm file instead of stat).
• Linux: Tasks are listed in processes.
• macOS: Correctly retrieve process root directory.
• Windows: Add warning that System::load_average is not working in documentation.
• Windows: Fix invalid use of NULL pointer when retrieving users groups.
• Windows: Correctly retrieve process root directory.
• Create new System::cgroup_limits method.
• Remove System::refresh_system method.
• Disk::file_system and Disk::name now return an Option<&OsStr>.
• Implement Display trait on DiskKind.
• Move from winapi to windows crate.
• Add System::cpu_arch.
• Add System::refresh_pids and System::refresh_pids_specifics.
• System::boot_time, System::cpu_arch, System::distribution_id, System::host_name, System::kernel_version, System::load_average, System::long_os_version, System::name, System::os_version and System::uptime are static methods.
• ProcessRefreshKind has a lot more of possibilities for better control over updates.
• Add new UpdateKind enum.
• Add new MemoryRefreshKind struct.
• Add new System::refresh_memory_specifics method.
• Process::exe, Process::cwd and Process::root return an Option<&Path>.
• Process::tasks method is available on all platforms.
• Process::tasks method returns a HashSet<Pid>.
• Move System::IS_SUPPORTED, System::SUPPORTED_SIGNALS and System::MINIMUM_CPU_UPDATE_INTERVAL constants out of System directly at the crate top-level.
• Rename IS_SUPPORTED into IS_SUPPORTED_SYSTEM.
• Fix serde serialization.
• Add System::refresh_cpu_frequency and System::refresh_cpu_all.
• Fix sysinfo.h and C wrapper.
• Add a migration guide.

0.29.11

• macOS: Fix bug when a user group doesn't have a name.

0.29.10

• Linux: Correctly handle max memory value for cgroups.

0.29.9

• Linux: Fix memory usage retrieval for cgroups.

0.29.8

• Linux: Fix overflow bug.

0.29.7

• macOS: Fix CPU frequency retrieval for M1 and M2.
• Linux: Add support for cgroups v1/v2 for memory.
• Windows: Fix processes name encoding issues.

0.29.6

• Update minimum rust version to 1.63.
• Windows: Fix memory corruption when listing processes.
• Windows: Fix name inconsistency between refresh_processes and refresh_process.
• Cargo.lock is now included to prevent minimum rust version disruptions.

0.29.5

• Windows: Remove some undefined behaviour when listing processes.
• <docs.rs>: Use --generate-link-to-definition option to have better source code pages.

0.29.4

• Windows: Improve code to retrieve network interfaces.
• Improve serde documentation example.
• Fix some clippy lints.

0.29.3

• Fix some documentation examples.

0.29.2

• <docs.rs>: Generate documentation for all supported platforms.

0.29.1

• Update libc version to 0.2.144.
• Linux/FreeBSD/macOS: Fix retrieval of users groups in multi-threaded context.

0.29.0

• Add ProcessExt::effective_user_id and ProcessExt::effective_group_id.
• Rename DiskType into DiskKind.
• Rename DiskExt::type_ into DiskExt::kind.
• macOS: Correctly handle ProcessStatus and remove public ThreadStatus field.
• Windows 11: Fix CPU core usage.

0.28.4

• macOS: Improve CPU computation.
• Strengthen a process test (needed for debian).

0.28.3

• FreeBSD/Windows: Add missing frequency for global CPU.
• macOS: Fix used memory computation.
• macOS: Improve available memory computation.
• Windows: Fix potential panic when getting process data.

0.28.2

• Linux: Improve CPU usage computation.

0.28.1

• macOS: Fix overflow when computing CPU usage.

0.28.0

• Linux: Fix name and CPU usage for processes tasks.
• unix: Keep all users, even "not real" accounts.
• Windows: Use SID for Users ID.
• Fix C API.
• Disable default cdylib compilation.
• Add serde feature to enable serialization.
• Linux: Handle Idle state in ProcessStatus.
• Linux: Add brand and name of ARM CPUs.

0.27.8

• macOS: Fix overflow when computing CPU usage.

0.27.7

• macOS: Fix process CPU usage computation
• Linux: Improve ARM CPU brand and name information.
• Windows: Fix resource leak.
• Documentation improvements.

0.27.6

• Make MacAddr public.

0.27.5

• Linux: Improve compatibility with upcoming libc changes for musl targets.

0.27.4

• Create SystemExt::MINIMUM_CPU_UPDATE_INTERVAL constant.
• Fix consecutive processes updates CPU usage computation.

0.27.3

• macOS: Fix free/available memory computation.
• Fix processes_by_name* lifetimes

0.27.2

• Linux: Fix consecutive process CPU usage updates.
• Linux: Ignore NFS disks.

0.27.1

• Unix systems: Fix network address segfault issue.

0.27.0

• Add NetworkExt::mac_address method and MacAddr type.
• Linux: Fix truncated environment retrieval.
• Implement TryFrom<usize> and FromStr for Gid and Uid.
• Implement TryFrom<usize> for Pid.
• Fix documentation of System::new about CPU list not loaded by default.

0.26.9

• (backport) Linux: Improve compatibility with upcoming libc changes for musl targets.

0.26.8

• Add ProcessExt::session_id method.
• Linux: Ignore NFS disks.

0.26.7

• Apple: Greatly improve disk retrieval (I recommend reading the pull request first comment for more information here: GuillaumeGomez#855).
• Remove build script.

0.26.6

• Add Process::wait.
• Add "Good practice" entry into the crate level documentation and in the README.
• Linux: More precise used memory computation.

0.26.5

• Windows: Fix disk information retrieval.
• Linux: Improve Process document.
• Linux: Fix a compilation error if the apple-sandbox feature is enabled.
• Internal code improvements.

0.26.4

• Add SystemExt::distribution_id method.
• Update ntapi version to 0.4.
• Update minimum supported Rust version (MSRV) to 1.59 for ntapi 0.4.

0.26.3

• Update minimum supported Rust version (MSRV) to 1.56 to follow once_cell minor update.

0.26.2

• Linux: Fix process information retrieval.
• Linux: Get more components temperature.
• Linux: Fix disk name retrieval (which in turn fixed disk type retrieval).

0.26.1

• macOS M1: Fix segmentation fault crash.

0.26.0

• Switch memory unit from kilobytes to bytes.
• Windows: Fix Windows version display on Windows 11.

0.25.3

• Add macOS M1 CI checks.
• macOS M1: Add temperature support.
• macOS: Fix leak in disk retrieval.

0.25.2

• Windows: Fix Process::exe information retrieval.
• All supported platforms: Correctly handle a PID owner change (#809).

0.25.1

• Linux: Fix potential problem on ProcessExt::exe in case /proc/<pid>/exe cannot be read.
• Add SystemExt::sort_disks_by.

0.25.0

• Linux: CPU frequency is now retrieved on-demand as expected when CpuRefreshKind::frequency is true.
• System::refresh_cpu behaviour changed: it only computes CPU usage and doesn't retrieve CPU frequency.

0.24.7

• Windows: Fix boot time computation.
• macOS: Fix available memory computation.
• Some documentation fixes.

0.24.6

• macOS: Don't compute CPU usage when elapsed time is 0.
• macOS: Fix memory leak when retrieving disks.
• C interface: Fix char cast when platform is using unsigned chars.

0.24.5

• Implement Hash trait on Uid and Gid types.
• Remove dependency once_cell for targets other than linux, android and windows.

0.24.4

• Windows: Fix System::refresh_process when required higher privileges.

0.24.3

• macOS: Fix System::refresh_processes badly handling updates.
• FreeBSD: Improve performance of System::refresh_processes.

0.24.2

• Windows: Fix CPU usage computation.
• Windows: Enable extra feature on winapi.
• macOS: Fix executable path retrieval.

0.24.1

• Use saturating_* function for mathematical operations to prevent overflows/underflows.

0.24.0

• Rename Processor into Cpu and ProcessorExt into CpuExt.
• Retrieve information about a process' owner.
• Add SystemExt::get_user_by_id.
• Add ProcessExt::user_id.
• Add ProcessExt::group_id.
• Add user-related methods to ProcessRefreshKind.
• Linux: Improve performance when creating new Process by improving retrieval of user ID and group ID.

0.23.14

• Linux: Fix processes' virtual memory computation.

0.23.13

• macOS/FreeBSD: Fix System::refresh_process and System::refresh_process_specifics returned value.
• Linux: Small performance improvement when updating process list.

0.23.12

• Linux: Improve System::refresh_cpu performance.
• Fix clippy lints.

0.23.11

• Add FreeBSD to the "supported OS" list
• Remove useless benchmark results

0.23.10

• Improve documentation of SystemExt::refresh_cpu.

0.23.9

• macOS: Fix disk retrieval

0.23.8

• Windows: Fix underflow for Process run_time computation

0.23.7

• macOS: Ignore non-root drive partitions

0.23.6

• Windows: Fix process name retrieval
• Windows: Unify internal process creation methods
• FreeBSD: Simplify code for process update

0.23.5

• Windows: Fix a bug which prevent all disks to be listed.

0.23.4

• Linux (raspberry): Fix physical core count.

0.23.3

• Impl From<Pid> for Pid inner type.
• Code cleanup.

0.23.2

• Fix unsafe "correctness".
• Correctly handle MaybeUninit::assume_init.

0.23.1

• Implement Into trait on Pid
• Add #[repr(transparent)] on Pid
• Clean up refresh_process and refresh_processes: only refresh_processes removes non-existing processes.

0.23.0

• Linux: Fix process uptime.
• Rename process_by_name into processes_by_name.
• Rename process_by_name_exact into processes_by_name_exact.
• Change returned type of process_by_name and of process_by_name_exact into an iterator.
• Improved Signal documentation.
• Turned Pid type alias into a newtype.

0.22.5

• Linux: Improve documentation on how processes queries are handled.
• FreeBSD: Fix type error for 32-bit (on i386, armv6, armv7, powerpc).
• Improve Pid type documentation.
• Add SystemExt::process_by_exact_name method.
• Add SUPPORTED_SIGNALS constant on SystemExt.
• Fix common type aliases.
• Implement Display for Signal.

0.22.4

• Windows: Correctly handle COM initialization/deinitialization.
• Linux: Fix panic when changing the limit of open files.

0.22.3

• FreeBSD: Take ZFS ARC value into account when computing used system memory.
• Add some missing #[must_use].

0.22.2

• FreeBSD: Improve memory information retrieval.

0.22.1

• Remove forgotten debug.

0.22.0

• Add FreeBSD support.
• Create SystemExt::refresh_processes_specifics and SystemExt::refresh_process_specifics methods.
• Update ProcessExt::kill API and add ProcessExt::kill_with.
• Add ProcessExt::run_time.

0.21.2

• Unsupported targets: Fix build.
• Linux: Exclude rootfs disk type as well.
• Windows: Performance improvement by lazily creating queries.

0.21.1

• Linux: Process CPU usage cannot go above maximum value (number of CPUs * 100) anymore.
• Linux: Improve processors update.
• Linux: Improve processes CPU usage computation speed.

0.21.0

• Linux: Fix processes CPU computation (if System::refresh_cpu wasn't used).
• Fix build for unsupported targets.
• Make ProcessStatus enum unique for all platforms.
• Unify documentation over all platforms.

0.20.5

• Linux: Prevented overflow in disk size computation (bug in davfs2).
• Fixed clippy lints

0.20.4

• Update libc version, allowing to remove a lot of FFI bindings.

0.20.3

• Windows: Reworked process information retrieval
• Windows: Fixed issue on c_void size.
• Improved documentation of ProcessExt::environ.

0.20.2

• Windows: Added support for getting process' current working directory
• Windows: Added support for getting process' environment variables
• Removed more FFI bindings and replaced them with libc's.

0.20.1

• macOS: Added better support for sandboxing.
• macOS: Added support for getting process current working directory.
• Added more explanations in crate level code example.
• Updated rayon version to 1.5.1.

0.20.0

• macOS: Improved code readability.
• Windows: Prevented the taskkill.exe console window from appearing when using kill.
• Fixed benchmarks compilation issue.
• Upgraded minimum supported Rust version to 1.54.
• Removed doc-comment dependency.
• Merged README and crate documentation.

0.19.2

• Windows: Fixed swap memory information computation.

0.19.1

• Windows: Got swap memory information.
• Linux: Fixed memory information gathering (bad parsing of /proc/meminfo).

0.19.0

• Renamed functions/methods to follow Rust API guidelines on naming.
• Linux: Set processes' executable path from command line if not found.
• Linux: Added extra information about ProcessExt::name().
• macOS: Removed unneeded (re)import of CoreFoundation library at compile-time.
• Reworked DiskType enum: there is no more Removable variant, it's now set into the Disk struct. DiskExt::is_removable was added.
• Linux: Added support for removable disks.
• Linux: Ensured there's a value in global_processor frequency.
• Fixed tests to make them a bit less strict (which was problematic when run on VMs).
• Linux: Fixed CPU usage subtraction overflow.

0.18.2

• macOS: Brand and vendor ID information were reversed.
• macOS: On Apple M1 processors, the vendor ID is empty, so instead we return "Apple".
• Added tests to ensure that the processors are always set after System::new().

0.18.1

• Added SystemExt::IS_SUPPORTED constant to allow to easily query if a system is supported or not.
• Used SystemExt::IS_SUPPORTED to fix tests on non-supported platforms and simplify others.

0.18.0

• Improved documentation to make it more clear how to use the different information.
• Turned the Signal enum into a full rust one by removing the #[repr(C)] attribute on it. Each platform now implements its own conversion.
• Removed Signal::Stklft which wasn't used on any supported system.
• Linux: Added support for paravirtualized disks.

0.17.5

• Improved network code: network interfaces were handled a bit differently depending on the platform, it is now unified.

0.17.4

• Linux: fixed invalid network interface cleanup when an interface was removed from the system in refresh_networks_list.
• Added freebsd to CI runs.
• Added cargo test command for freebsd on CI.
• freebsd: Fixed build.

0.17.3

• Removed manual FFI bindings in both Apple and Windows targets.
• Fixed C-interface compilation.
• Added information on how to add new platform.

0.17.2

• Linux: fixed System::refresh_process return value.

0.17.1

• Windows: fixed process CPU usage computation.
• Linux: improved CPU usage values on first query by returning 0: it now waits the second cycle before computing it to avoid abherent values.
• Linux: fixed process name retrieval by using stat information instead.
• Apple: only list local users.

0.17.0

• Linux: fixed OS version retrieval by adding a fallback to /etc/lsb-release.
• iOS: fixed warnings.
• Renamed ProcessStatus::to_string method to as_str.
• macOS: fixed CPU usage computation.

0.16.5

• Windows: Removed trailing NUL bytes in hostname.
• Added user ID and group ID.

0.16.4

• macOS: Removed trailing NUL bytes in various values returned by the sysctl calls.

0.16.3

• Updated minimum libc version to 0.2.86.

0.16.2

• Fixed network values computation: replaced the simple arithmetic with saturating_sub and saturating_add.
• Converted values read in /proc/meminfo from KiB to KB (because contrary to what is said in the manual, they are in KiB, not in KB).
• macOS: Rewrote get_disks function to remove the Objective-C dependency.
• Added SystemExt::get_long_os_version.
• Linux: Fixed sequences for disks.
• Linux: Allowed /run/media as a mount path.
• Windows: Fixed disk size computation.
• Linux: Fixed virtual memory size computation.

0.16.1

• Added support for Android.
• Added flag to remove APIs prohibited in Apple store.

0.16.0

• Windows: show removable drives on Windows.
• Switched to Rust 2018 edition.
• Split SystemExt::get_version into SystemExt::get_kernel_version and SystemExt::get_os_version.
• Windows: added support for get_kernel_version and get_os_version.
• Changed return type of SystemExt::get_physical_core_count from usize to Option<usize>.
• Added SystemExt::get_physical_core_numbers.

0.15.9

• iOS: Fixed build.
• Fixed cross-compilation.

0.15.8

• Apple: fixed Objective-C library imports.

0.15.7

• Added SystemExt::get_host_name.

0.15.6

• Upgraded cfg-if dependency version to 1.0.

0.15.5

• Added SystemExt::get_name and SystemExt::get_version.
• Added multithread feature, making the rayon dependency optional.

0.15.4

• Apple: gig source code cleanup.
• Apple: improved disk handling.
• Removed manual FFI code and used libc's instead.

0.15.3

• Prevented CPU value to be NaN.

0.15.2

• macOS: fixed disk space computation.

0.15.1

• Improved documentation.
• Extended example.

0.15.0

• Added SystemExt::get_available_memory.

0.14.15

• Linux: improved task source code.

0.14.14

• macOS: renamed "CPU" into "CPU Die".
• macOS: added "CPU proximity" information.

0.14.13

• Linux: improved process name retrieval.

0.14.12

• Linux: fixed infinite recursion when gathering disk information.

0.14.11

• Added iOS support.

0.14.10

• Simplified DiskType handling by removing From implementation.
• Linux: fixed SSD/HDD detection.

0.14.9

• Linux: fixed CPU usage computation.
• Windows: fixed load average constants.

0.14.8

• Linux: fixed network information retrieval by replacing usize with u64 because it was too small on 32 bits systems.
• Linux: get each core frequency.

0.14.7

• Raspberry Pi: fixed temperature retrieval.

0.14.6

• Linux: fixed infinite recursion when getting disk.

0.14.5

• Strengthened cfg checks: use "linux" and "android" instead of "unix".

0.14.4

• Linux: fixed memory usage computation.

0.14.3

• Linux: fixed memory usage computation.

0.14.2

• Windows: fixed CPU usage computation overflow.
• macOS: fixed CPU usage computation overflow.
• Windows: retrieved command line.

0.14.1

• Removed empty disks.

0.14.0

• Converted KiB to KB.

0.13.4

• Code improvements.

0.13.3

• Linux: fixed some issues on disks retrieval.
• Linux: fixed out-of-bound access in boot_time.
• Added benchmark on Disk::refresh.