Struct procfs::Shm[−][src]

pub struct Shm {Show 16 fields
    pub key: i32,
    pub shmid: u64,
    pub perms: u16,
    pub size: u32,
    pub cpid: pid_t,
    pub lpid: pid_t,
    pub nattch: u32,
    pub uid: u16,
    pub gid: u16,
    pub cuid: u16,
    pub cgid: u16,
    pub atime: u64,
    pub dtime: u64,
    pub ctime: u64,
    pub rss: u64,
    pub swap: u64,
}

Expand description

A shared memory segment parsed from /proc/sysvipc/shm Relation with [crate::process::process::MMapPath::Vsys]

Fields

key: i32

Segment key

shmid: u64

Segment ID, unique

perms: u16

Access permissions, as octal

size: u32

Size in bytes

cpid: pid_t

Creator PID

lpid: pid_t

Last operator PID

nattch: u32

Number of attached processes

uid: u16

User ID

gid: u16

Group ID

cuid: u16

Creator UID

cgid: u16

Creator GID

atime: u64

Time of last shmat (attach), epoch

dtime: u64

Time of last shmdt (detach), epoch

ctime: u64

Time of last permission change, epoch

rss: u64

Current part of the shared memory resident in memory

swap: u64

Current part of the shared memory in SWAP

Implementations

impl Shm

pub fn new() -> ProcResult<Vec<Shm>>

Reads and parses the /proc/sysvipc/shm, returning an error if there are problems.

pub fn from_reader<R: Read>(r: R) -> ProcResult<Vec<Shm>>

Get Meminfo from a custom Read instead of the default /proc/sysvipc/shm.

Trait Implementations

impl Clone for Shm

fn clone(&self) -> Shm

Returns a copy of the value. Read more

1.0.0[src]

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for Shm

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations

impl RefUnwindSafe for Shm

impl Send for Shm

impl Sync for Shm

impl Unpin for Shm

impl UnwindSafe for Shm

Blanket Implementations

impl<T> Any for T where
T: 'static + ?Sized,

pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
T: ?Sized,

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
T: ?Sized,

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

pub fn from(t: T) -> T

Performs the conversion.

impl<T, U> Into<U> for T where
U: From<T>,

pub fn into(self) -> U

Performs the conversion.

impl<T> ToOwned for T where
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

pub fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

pub fn clone_into(&self, target: &mut T)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.