SystemInfo

Struct SystemInfo 

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pub struct SystemInfo(/* private fields */);
Expand description

SystemInfo 是一个封装了 sysinfo::System 的结构体,用于获取系统信息。

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impl SystemInfo

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pub fn new() -> Self

创建一个新的 SystemInfo 实例,并初始化所有系统信息。

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pub fn get_cpu_usage(&mut self) -> f32

获取全局 CPU 使用率(百分比)。

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pub fn get_cpu_count(&mut self) -> usize

获取逻辑 CPU 核心数量。

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pub fn get_cpus(&mut self) -> &[Cpu]

获取所有 CPU 核心的信息。

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pub fn get_memory_usage(&mut self) -> u64

获取已使用的内存大小(单位:字节)。

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pub fn get_memory_available(&mut self) -> u64

获取可用内存大小(单位:字节)。

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pub fn get_total_memory(&mut self) -> u64

获取总内存大小(单位:字节)。

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pub fn get_swap_usage(&mut self) -> u64

获取已使用的交换空间大小(单位:字节)。

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pub fn get_total_swap(&mut self) -> u64

获取总交换空间大小(单位:字节)。

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pub fn get_process(&mut self) -> &HashMap<Pid, Process>

获取当前所有进程的哈希表(PID -> 进程信息)。

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pub fn get_physical_core_count(&mut self) -> Option<usize>

获取物理核心数量(如果支持)。

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pub fn get_process_from_name<'a: 'b, 'b>( &'a mut self, name: &'b str, ) -> impl Iterator<Item = &'a Process> + 'b

根据进程名称获取匹配的进程列表。

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pub fn get_process_from_pid(&mut self, pid: u32) -> Option<&Process>

根据 PID 获取指定的进程信息。

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pub fn get_process_count(&mut self) -> usize

获取当前运行的进程数量。

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impl SystemInfo

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pub fn name() -> Option<String>

获取系统的名称(如操作系统名称)。

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pub fn os_version() -> Option<String>

获取操作系统的版本号。

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pub fn host_name() -> Option<String>

获取主机名。

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pub fn kernel_version() -> Option<String>

获取内核版本号。

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pub fn networks() -> Networks

获取网络接口信息。

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pub fn disks() -> Disks

获取磁盘信息。

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