Update Process::refresh_process and Process::refresh_processes de…

…fault `ProcessRefreshKind` used

src/common.rs

@@ -234,19 +234,37 @@ impl System {
 
     /// Gets all processes and updates their information.
     ///
-    /// It does the same as `system.refresh_processes_specifics(ProcessRefreshKind::everything())`.
+    /// It does the same as:
+    ///
+    /// ```no_run
+    /// # use sysinfo::{ProcessRefreshKind, System};
+    /// # let mut system = System::new();
+    /// system.refresh_processes_specifics(
+    ///     ProcessRefreshKind::new()
+    ///         .with_memory()
+    ///         .with_cpu()
+    ///         .with_disk_usage(),
+    /// );
+    /// ```
     ///
     /// ⚠️ On Linux, `sysinfo` keeps the `stat` files open by default. You can change this behaviour
     /// by using [`set_open_files_limit`][crate::set_open_files_limit].
     ///
+    /// Example:
+    ///
     /// ```no_run
     /// use sysinfo::System;
     ///
     /// let mut s = System::new_all();
     /// s.refresh_processes();
     /// ```
     pub fn refresh_processes(&mut self) {
-        self.refresh_processes_specifics(ProcessRefreshKind::everything());
+        self.refresh_processes_specifics(
+            ProcessRefreshKind::new()
+                .with_memory()
+                .with_cpu()
+                .with_disk_usage(),
+        );
     }
 
     /// Gets all processes and updates the specified information.
@@ -268,8 +286,24 @@ impl System {
     /// exist (it will **NOT** be removed from the processes if it doesn't exist anymore). If it
     /// isn't listed yet, it'll be added.
     ///
-    /// It is the same as calling
-    /// `sys.refresh_process_specifics(pid, ProcessRefreshKind::everything())`.
+    /// It is the same as calling:
+    ///
+    /// ```no_run
+    /// # use sysinfo::{ProcessRefreshKind, System};
+    /// # let mut system = System::new();
+    /// system.refresh_process_specifics(
+    ///     pid,
+    ///     ProcessRefreshKind::new()
+    ///         .with_memory()
+    ///         .with_cpu()
+    ///         .with_disk_usage(),
+    /// );
+    /// ```
+    ///
+    /// ⚠️ On Linux, `sysinfo` keeps the `stat` files open by default. You can change this behaviour
+    /// by using [`set_open_files_limit`][crate::set_open_files_limit].
+    ///
+    /// Example:
     ///
     /// ```no_run
     /// use sysinfo::{Pid, System};
@@ -278,13 +312,22 @@ impl System {
     /// s.refresh_process(Pid::from(1337));
     /// ```
     pub fn refresh_process(&mut self, pid: Pid) -> bool {
-        self.refresh_process_specifics(pid, ProcessRefreshKind::everything())
+        self.refresh_process_specifics(
+            pid,
+            ProcessRefreshKind::new()
+                .with_memory()
+                .with_cpu()
+                .with_disk_usage(),
+        )
     }
 
     /// Refreshes *only* the process corresponding to `pid`. Returns `false` if the process doesn't
     /// exist (it will **NOT** be removed from the processes if it doesn't exist anymore). If it
     /// isn't listed yet, it'll be added.
     ///
+    /// ⚠️ On Linux, `sysinfo` keeps the `stat` files open by default. You can change this behaviour
+    /// by using [`set_open_files_limit`][crate::set_open_files_limit].
+    ///
     /// ```no_run
     /// use sysinfo::{Pid, ProcessRefreshKind, System};
     ///