Вывод: nice нижний диапазон не более -10, верхний - не более 0. В man написано - от -20 до 19

Задание 34.

Выполнить действия, описанные в пункте 4.4

who
root tty1 2012-05-19 10:23
Natasha tty7 2012-05-18 20:38 (:0)
Natasha pts/0 2012-05-19 10:21 (:0.0)
root pts/1 2012-05-19 10:25 (:0.0)

yes
y
y
y
...

ps aux
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 1 0.0 0.1 1948 740? Ss May18 0:01 /sbin/init
root 2 0.0 0.0 0 0? S< May18 0:00 [kthreadd]
root 3 0.0 0.0 0 0? S< May18 0:00 [migration/0]
root 4 0.0 0.0 0 0? S< May18 0:04 [ksoftirqd/0]
root 5 0.0 0.0 0 0? S< May18 0:00 [watchdog/0]
root 6 0.0 0.0 0 0? S< May18 0:08 [events/0]
root 7 0.0 0.0 0 0? S< May18 0:00 [khelper]
root 64 0.0 0.0 0 0? S< May18 0:01 [kblockd/0]
root 66 0.0 0.0 0 0? S< May18 0:00 [kacpid]
root 67 0.0 0.0 0 0? S< May18 0:00 [kacpi_notify]
root 108 0.0 0.0 0 0? S< May18 0:00 [cqueue]
root 110 0.0 0.0 0 0? S< May18 0:00 [ksuspend_usbd]
root 115 0.0 0.0 0 0? S< May18 0:00 [khubd]
root 118 0.0 0.0 0 0? S< May18 0:00 [kseriod]
root 155 0.0 0.0 0 0? S May18 0:00 [pdflush]
root 156 0.0 0.0 0 0? S May18 0:03 [pdflush]
root 157 0.0 0.0 0 0? S< May18 0:00 [kswapd0]
root 200 0.0 0.0 0 0? S< May18 0:00 [aio/0]
root 362 0.0 0.0 0 0? S< May18 0:00 [kpsmoused]
root 396 0.0 0.0 0 0? S< May18 0:38 [ata/0]
root 397 0.0 0.0 0 0? S< May18 0:00 [ata_aux]
root 402 0.0 0.0 0 0? S< May18 0:00 [scsi_eh_0]
root 403 0.0 0.0 0 0? S< May18 0:00 [scsi_eh_1]
root 408 0.0 0.0 0 0? S< May18 0:00 [kstriped]
root 416 0.0 0.0 0 0? S< May18 0:00 [ksnapd]
root 424 0.0 0.0 0 0? S< May18 0:00 [kdmflush]
root 425 0.0 0.0 0 0? S< May18 0:00 [kdmflush]
root 426 0.0 0.0 0 0? S< May18 0:07 [kjournald]
root 478 0.0 0.1 2596 908? S<s May18 0:00 /sbin/udevd -d
root 1175 0.0 0.0 0 0? S< May18 0:00 [kmpathd/0]
root 1259 0.0 0.0 0 0? S< May18 0:00 [kjournald]
root 1466 0.0 0.1 12560 752? S<sl May18 0:00 auditd
root 1468 0.0 0.1 12232 700? S<sl May18 0:00 /sbin/audispd
root 1469 0.0 0.0 0 0? S< May18 0:00 [kauditd]
root 1482 0.0 0.2 34352 1212? Sl May18 0:00 rsyslogd -c 3
rpc 1500 0.0 0.1 2336 712? Ss May18 0:00 rpcbind
rpcuser 1519 0.0 0.1 2028 708? Ss May18 0:00 rpc.statd
root 1545 0.0 0.0 0 0? S< May18 0:00 [rpciod/0]
root 1553 0.0 0.1 5904 664? Ss May18 0:00 rpc.idmapd
dbus 1566 0.0 0.2 3228 1336? Ss May18 0:02 dbus-daemon --s
root 1596 0.0 0.2 12900 1256? Ssl May18 0:00 pcscd
root 1605 0.0 0.1 1824 576? Ss May18 0:00 /usr/sbin/acpid
68 1614 0.0 0.8 6864 4364? Ss May18 0:10 hald
root 1617 0.0 0.4 8552 2472? Ssl May18 0:00 /usr/sbin/conso
root 1680 0.0 0.2 3604 1040? S May18 0:00 hald-runner
root 1699 0.0 0.1 3680 1016? S May18 0:00 hald-addon-inpu
68 1705 0.0 0.1 2200 816? S May18 0:00 hald-addon-acpi
root 1709 0.1 0.2 3680 1068? S May18 1:01 hald-addon-stor
root 1719 0.0 0.1 3680 1000? S May18 0:09 hald-addon-stor
root 1741 0.0 0.4 17188 2316? Ssl May18 0:00 NetworkManager
root 1747 0.0 0.2 5468 1104? S May18 0:00 /usr/sbin/wpa_s
root 1749 0.0 0.5 7012 2616? S May18 0:00 /usr/sbin/nm-sy
root 1758 0.0 0.3 3868 1644? Ss May18 0:00 /usr/sbin/hcid
root 1767 0.0 0.0 0 0? S< May18 0:00 [btaddconn]
root 1768 0.0 0.0 0 0? S< May18 0:00 [btdelconn]
root 1783 0.0 0.0 0 0? S< May18 0:00 [krfcommd]
root 1806 0.0 0.2 7444 1072? Ss May18 0:00 /usr/sbin/sshd
root 1827 0.0 0.3 9920 1888? Ss May18 0:03 sendmail: accep
smmsp 1835 0.0 0.2 8592 1496? Ss May18 0:00 sendmail: Queue
root 1844 0.0 0.2 5500 1156? Ss May18 0:01 crond
root 1851 0.0 0.0 2476 360? Ss May18 0:00 /usr/sbin/atd
root 1860 0.0 0.2 2512 1108? S May18 0:00 /sbin/dhclient
avahi 1863 0.0 0.2 2804 1384? Ss May18 0:00 avahi-daemon: r
avahi 1865 0.0 0.0 2804 316? Ss May18 0:00 avahi-daemon: c
root 1874 0.0 0.5 10392 2580? Ss May18 0:00 cupsd
root 1927 0.0 0.3 7172 2024? Ss May18 0:00 /usr/sbin/gdm-b
root 1930 0.0 0.0 1812 432 tty4 Ss+ May18 0:00 /sbin/mingetty
root 1932 0.0 0.0 1812 432 tty5 Ss+ May18 0:00 /sbin/mingetty
root 1933 0.0 0.0 1812 428 tty2 Ss+ May18 0:00 /sbin/mingetty
root 1934 0.0 0.0 1812 428 tty3 Ss+ May18 0:00 /sbin/mingetty
root 1935 0.0 0.3 3704 2036? Ss May18 0:00 login -- root
root 1936 0.0 0.0 1812 428 tty6 Ss+ May18 0:00 /sbin/mingetty
root 1997 0.0 0.5 7840 2724? S May18 0:00 /usr/libexec/gd
root 1998 0.5 4.0 30332 20604 tty7 Rs+ May18 4:19 /usr/bin/Xorg:
gdm 2017 0.0 0.1 3088 524? S May18 0:00 /usr/bin/dbus-l
root 2085 0.0 0.5 5288 2904? S May18 0:00 /usr/libexec/gd
Natasha 2139 0.0 0.9 6824 4856? S May18 0:07 /usr/libexec/gc
Natasha 2187 0.0 0.3 15528 2024? S May18 0:00 /usr/bin/gnome-
Natasha 2193 0.0 2.5 49844 13292? Ssl May18 0:00 gnome-session
Natasha 2211 0.0 0.1 3088 516? S May18 0:00 dbus-launch --s
Natasha 2215 0.0 0.2 3020 1080? Ss May18 0:00 /bin/dbus-daemo
Natasha 2221 0.0 0.1 6632 620? Ss May18 0:00 /usr/bin/ssh-ag
Natasha 2253 0.0 2.6 51660 13820? Sl May18 0:07 /usr/libexec/gn
Natasha 2256 0.0 1.2 34428 6212? Sl May18 0:18 /usr/bin/pulsea
Natasha 2260 0.0 0.3 5652 1764? S May18 0:00 /usr/libexec/pu
Natasha 2279 0.0 1.1 19416 6048? Ss May18 0:41 gnome-screensav
Natasha 2280 0.0 2.4 24852 12668? S May18 0:14 metacity --sm-c
Natasha 2285 0.0 3.4 55556 18016? S May18 0:19 gnome-panel --s
Natasha 2286 0.0 6.5 104324 33720? Sl May18 0:21 nautilus --no-d
Natasha 2288 0.0 0.6 40104 3248? Ssl May18 0:00 /usr/libexec/bo
Natasha 2290 0.0 1.2 18920 6228? S May18 0:00 bluetooth-apple
Natasha 2297 0.0 2.3 35312 12256? S May18 0:02 gpk-update-icon
Natasha 2301 0.0 0.3 6472 1920? S May18 0:00 /usr/libexec/gv
Natasha 2320 0.0 0.3 35532 1956? Ssl May18 0:00 /usr/libexec//g
Natasha 2325 0.0 2.1 44564 11124? S May18 0:00 nm-applet --sm-
Natasha 2326 0.0 2.4 29244 12724? S May18 0:00 python /usr/sha
Natasha 2329 0.0 2.7 42168 13952? S May18 0:12 /usr/libexec/wn
Natasha 2336 0.0 1.9 38972 10012? S May18 0:00 /usr/libexec/tr
Natasha 2341 0.0 0.5 17272 2708? S May18 0:00 /usr/libexec/gv
Natasha 2343 0.0 0.7 17424 4012? S May18 0:02 pam-panel-icon
root 2345 0.0 0.1 2340 732? S May18 0:04 /sbin/pam_times
Natasha 2346 0.0 1.9 42560 10020? Ss May18 0:09 gnome-power-man
Natasha 2373 0.0 0.3 6564 2016? S May18 0:00 /usr/libexec/gv
Natasha 2398 0.0 2.9 64724 15096? Sl May18 0:01 /usr/libexec/mi
Natasha 2401 0.0 3.0 38448 15952? S May18 0:07 /usr/libexec/cl
Natasha 2404 0.0 2.5 41608 13140? S May18 0:02 /usr/libexec/gn
Natasha 2407 0.0 2.5 41220 13152? S May18 0:00 /usr/libexec/gd
Natasha 2410 0.0 1.7 28020 9008? S May18 0:00 /usr/libexec/no
Natasha 2413 0.0 6.1 68300 31480? Sl May18 0:08 mono /usr/lib/t
Natasha 2434 0.0 2.4 35388 12788? S May18 0:07 /usr/libexec/no
Natasha 2593 0.0 0.2 4748 1124? S May18 0:00 /bin/sh /usr/li
Natasha 2607 10.5 23.4 245108 120840? Sl May18 80:57 /usr/lib/firefo
Natasha 6369 0.3 3.1 46856 16032? Sl 10:21 0:01 gnome-terminal
Natasha 6371 0.0 0.1 2912 684? S 10:21 0:00 gnome-pty-helpe
Natasha 6372 0.0 0.3 4964 1588 pts/0 Ss 10:21 0:00 bash
root 6399 0.0 0.2 5156 1496 pts/0 S 10:21 0:00 su
root 6403 0.0 0.2 4804 1528 pts/0 S 10:21 0:00 bash
root 6460 0.0 0.2 4800 1520 tty1 Ss+ 10:23 0:00 -bash
root 6712 1.0 3.2 57468 16684 pts/0 Sl+ 10:25 0:01 gnome-terminal
root 6714 0.4 0.9 8892 4796 pts/0 S+ 10:25 0:00 /usr/libexec/gc
root 6717 0.2 0.6 29728 3148? Ssl 10:25 0:00 /usr/libexec/bo
root 6721 0.0 0.1 2912 692 pts/0 S+ 10:25 0:00 gnome-pty-helpe
root 6722 0.0 0.2 4804 1528 pts/1 Ss 10:25 0:00 bash
Natasha 6743 2.0 3.5 46828 18208? S 10:26 0:01 gedit /home/Nat
Natasha 6745 16.9 3.2 47564 16628? Sl 10:27 0:06 gnome-terminal
Natasha 6747 0.0 0.1 2912 688? S 10:27 0:00 gnome-pty-helpe
Natasha 6748 0.1 0.3 4964 1588 pts/2 Ss 10:27 0:00 bash
Natasha 6776 33.1 0.0 3872 452 pts/2 S+ 10:27 0:07 yes
root 6777 0.0 0.1 4596 940 pts/1 R+ 10:27 0:00 ps aux

ps aux | grep pts/[12]
root 6722 0.0 0.2 4804 1532 pts/1 Ss 10:25 0:00 bash
Natasha 6748 0.0 0.3 4964 1588 pts/2 Ss 10:27 0:00 bash
Natasha 6776 32.8 0.0 3872 452 pts/2 R+ 10:27 0:55 yes
root 6780 0.0 0.1 4596 964 pts/1 R+ 10:30 0:00 ps aux
root 6781 0.0 0.1 4152 836 pts/1 S+ 10:30 0:00 grep pts/[12]
[root@kotik Natasha]# kill 6776

при попытке закрыть файл система выдаёт сообщение об ошибке:
E37: No write since last change (add! to override)

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