wok-next view util-linux/description.util-linux-misc.txt @ rev 21134

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author Aleksej Bobylev <al.bobylev@gmail.com>
date Sun Jan 20 15:38:18 2019 +0200 (2019-01-20)
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1 * `agetty` - alternative Linux getty
2 * `blkdiscard` - discards sectors on a device
3 * `cal` - displays a simple calendar
4 * `chcpu` - modifies the state of CPUs
5 * `chmem` - configure memory
6 * `chrt` - manipulates real-time attributes of a process
7 * `ctrlaltdel` - sets the function of the Ctrl+Alt+Del key combination to a
8 hard or a soft reset
9 * `dmesg` - dumps the kernel boot messages
10 * `fallocate` - preallocates space to a file
11 * `fdformat` - low-level formats a floppy disk
12 * `fincore` - count pages of file contents in core
13 * `findfs` - finds a file system by label or Universally Unique Identifier
14 (UUID)
15 * `fsck` - is used to check, and optionally repair, file systems
16 * `fsfreeze` - is a very simple wrapper around FIFREEZE/FITHAW ioctl kernel
17 driver operations
18 * `fstrim` - discards unused blocks on a mounted filesystem
19 * `hexdump` - dumps the given file in hexadecimal or in another given format
20 * `hwclock` - reads or sets the system's hardware clock, also called the
21 Real-Time Clock (RTC) or Basic Input-Output System (BIOS) clock
22 * `i386` - a symbolic link to `setarch`
23 * `ionice` - gets or sets the io scheduling class and priority for a program
24 * `ipcmk` - creates various IPC resources
25 * `ipcrm` - removes the given Inter-Process Communication (IPC) resource
26 * `ipcs` - provides IPC status information
27 * `isosize` - reports the size of an iso9660 file system
28 * `kill` - sends signals to processes
29 * `last` - shows which users last logged in (and out), searching back through
30 the /var/log/wtmp file; it also shows system boots, shutdowns, and
31 run-level changes
32 * `lastb` - shows the failed login attempts, as logged in /var/log/btmp
33 * `ldattach` - attaches a line discipline to a serial line
34 * `linux32` - a symbolic link to setarch
35 * `linux64` - a symbolic link to setarch
36 * `logger` - enters the given message into the system log
37 * `look` - displays lines that begin with the given string
38 * `losetup` - sets up and controls loop devices
39 * `lscpu` - prints CPU architecture information
40 * `lsipc` - prints information on IPC facilities currently employed in the
41 system
42 * `lslogins` - lists information about users, groups and system accounts
43 * `lsmem` - list the ranges of available memory with their online status
44 * `lsns` - list namespaces
45 * `mcookie` - generates magic cookies (128-bit random hexadecimal numbers)
46 for xauth
47 * `mesg` - controls whether other users can send messages to the current
48 user's terminal
49 * `more` - a filter for paging through text one screen at a time
50 * `namei` - shows the symbolic links in the given pathnames
51 * `nsenter` - runs a program with namespaces of other processes
52 * `pivot_root` - makes the given file system the new root file system of the
53 current process
54 * `prlimit` - get and set a process' resource limits
55 * `raw` - bind a Linux raw character device to a block device
56 * `readprofile` - reads kernel profiling information
57 * `rename` - renames the given files, replacing a given string with another
58 * `renice` - alters the priority of running processes
59 * `rev` - reverses the lines of a given file
60 * `rtcwake` - used to enter a system sleep state until specified wakeup time
61 * `script` - makes a typescript of a terminal session
62 * `scriptreplay` - plays back typescripts using timing information
63 * `setarch` - changes reported architecture in a new program environment and
64 sets personality flags
65 * `setsid` - runs the given program in a new session
66 * `sulogin` - allows root to log in; it is normally invoked by init when the
67 system goes into single user mode
68 * `swaplabel` - allows to change swaparea UUID and label
69 * `swapoff` - disables devices and files for paging and swapping
70 * `swapon` - enables devices and files for paging and swapping and lists the
71 devices and files currently in use
72 * `switch_root` - switches to another filesystem as the root of the mount
73 tree
74 * `taskset` - retrieves or sets a process' CPU affinity
75 * `ul` - a filter for translating underscores into escape sequences
76 indicating underlining for the terminal in use
77 * `uname26` - a symbolic link to setarch
78 * `unshare` - runs a program with some namespaces unshared from parent
79 * `utmpdump` - displays the content of the given login file in a more
80 user-friendly format
81 * `wall` - displays the contents of a file or, by default, its standard
82 input, on the terminals of all currently logged in users
83 * `wdctl` - shows hardware watchdog status
84 * `wipefs` - wipes a filesystem signature from a device
85 * `zramctl` - a program to set up and control zram (compressed RAM disk)
86 devices