兰州大学操作系统 实验四.docx
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兰州大学操作系统 实验四.docx
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兰州大学操作系统实验四
实验要求:
1.列出你的系统中当前运行的所有进程psax,并解释bash进程的各项信息的含义(不包括RSS和SHR)。
2.分别从至少三个虚拟终端登录ctrl+alt+f1或者+f2或者+f3,以树状形式列出你的系统中当前运行的所有进程及其PID。
找出你当前运行进程的所有祖先进程,并说明其各自的作用。
分析Linux系统中的进程的家族关系。
Ctrl+alt+f1
init
(1)-+-NetworkManager(663)-+-dhclient(829)
||-dnsmasq(1120)
||-{NetworkManager}(697)
|`-{NetworkManager}(832)
|-accounts-daemon(1291)---{accounts-daemon}(1299)
|-acpid(1092)
|-anacron(1091)
|-aptd(2550)
|-atd(1097)
|-avahi-daemon(679)---avahi-daemon(688)
|-bamfdaemon(2302)-+-{bamfdaemon}(2303)
|`-{bamfdaemon}(2304)
|-bluetoothd(631)
|-colord(723)-+-{colord}(757)
|`-{colord}(1043)
|-console-kit-dae(1346)-+-{console-kit-dae}(1355)
||-{console-kit-dae}(1356)
||-{console-kit-dae}(1357)
||-{console-kit-dae}(1358)
||-{console-kit-dae}(1359)
||-{console-kit-dae}(1360)
||-{console-kit-dae}(1362)
||-{console-kit-dae}(1363)
||-{console-kit-dae}(1364)
||-{console-kit-dae}(1365)
||-{console-kit-dae}(1366)
||-{console-kit-dae}(1367)
||-{console-kit-dae}(1368)
||-{console-kit-dae}(1369)
||-{console-kit-dae}(1370)
||-{console-kit-dae}(1371)
||-{console-kit-dae}(1372)
||-{console-kit-dae}(1373)
||-{console-kit-dae}(1374)
||-{console-kit-dae}(1375)
||-{console-kit-dae}(1376)
||-{console-kit-dae}(1377)
||-{console-kit-dae}(1378)
||-{console-kit-dae}(1379)
||-{console-kit-dae}(1380)
||-{console-kit-dae}(1381)
||-{console-kit-dae}(1382)
||-{console-kit-dae}(1383)
||-{console-kit-dae}(1384)
||-{console-kit-dae}(1385)
||-{console-kit-dae}(1386)
||-{console-kit-dae}(1387)
||-{console-kit-dae}(1388)
||-{console-kit-dae}(1389)
||-{console-kit-dae}(1390)
||-{console-kit-dae}(1391)
||-{console-kit-dae}(1392)
||-{console-kit-dae}(1393)
||-{console-kit-dae}(1394)
||-{console-kit-dae}(1395)
||-{console-kit-dae}(1396)
||-{console-kit-dae}(1397)
||-{console-kit-dae}(1398)
||-{console-kit-dae}(1399)
||-{console-kit-dae}(1400)
||-{console-kit-dae}(1401)
||-{console-kit-dae}(1402)
||-{console-kit-dae}(1403)
||-{console-kit-dae}(1404)
||-{console-kit-dae}(1406)
||-{console-kit-dae}(1407)
||-{console-kit-dae}(1408)
||-{console-kit-dae}(1409)
||-{console-kit-dae}(1410)
||-{console-kit-dae}(1411)
||-{console-kit-dae}(1412)
||-{console-kit-dae}(1413)
||-{console-kit-dae}(1414)
||-{console-kit-dae}(1415)
||-{console-kit-dae}(1416)
||-{console-kit-dae}(1421)
||-{console-kit-dae}(1423)
||-{console-kit-dae}(2526)
|`-{console-kit-dae}$k\267(1353)
|-cron(1096)
|-cupsd(690)
|-dbus-daemon(585)
|-dbus-daemon(2167)
|-dbus-launch(2162)
|-gconfd-2(2177)
|-geoclue-master(2381)
|-getty(1045)
|-getty(1053)
|-getty(1067)
|-getty(1072)
|-getty(1082)
|-gnome-keyring-d(2111)-+-{gnome-keyring-d}(2112)
||-{gnome-keyring-d}(2191)
||-{gnome-keyring-d}(2193)
||-{gnome-keyring-d}(2195)
|`-{gnome-keyring-d}(2398)
|-gnome-terminal(2459)-+-bash(2469)
||-gnome-pty-helpe(2468)
||-{gnome-terminal}(2462)
||-{gnome-terminal}(2463)
|`-{gnome-terminal}(2470)
|-goa-daemon(2423)---{goa-daemon}(2426)
|-gvfs-afc-volume(2267)---{gvfs-afc-volume}(2268)
|-gvfs-fuse-daemo(2209)-+-{gvfs-fuse-daemo}(2212)
||-{gvfs-fuse-daemo}(2213)
|`-{gvfs-fuse-daemo}(2214)
|-gvfs-gdu-volume(2245)
|-gvfs-gphoto2-vo(2270)
|-gvfsd(2206)
|-gvfsd-burn(2291)
|-gvfsd-metadata(2300)
|-gvfsd-trash(2277)
|-hud-service(2338)-+-{hud-service}(2341)
|`-{hud-service}(2342)
|-ibus-x11(2166)-+-{ibus-x11}(2172)
|`-{ibus-x11}(2178)
|-indicator-appli(2360)---{indicator-appli}$k\267(2372)
|-indicator-datet(2358)-+-{indicator-datet}(2370)
|`-{indicator-datet}(2373)
|-indicator-messa(2356)---{indicator-messa}$k\267(2385)
|-indicator-print(2354)-+-{indicator-print}(2377)
|`-{indicator-print}$k\267(2376)
|-indicator-sessi(2363)-+-{indicator-sessi}(2393)
|`-{indicator-sessi}$k\267(2386)
|-indicator-sound(2362)-+-{indicator-sound}(2371)
|`-{indicator-sound}(2397)
|-irqbalance(1109)
|-lightdm(1141)-+-Xorg(1174)
||-lightdm(1640)-+-gnome-session(2122)-+-bluetooth-apple(2230)-+-{bluetooth-apple}(2246)
||||`-{bluetooth-apple}$k\267(2241)
||||-compiz(2216)-+-sh(2331)---gtk-window-deco(2332)-+-{gtk-window-deco}+
|||||`-{gtk-window-deco}+
|||||-{compiz}(2217)
|||||-{compiz}(2283)
||||`-{compiz}(2284)
||||-deja-dup-monito(2704)-+-{deja-dup-monito}(2706)
||||`-{deja-dup-monito}(2708)
||||-gdu-notificatio(2406)-+-{gdu-notificatio}(2407)
||||`-{gdu-notificatio}(2408)
||||-gnome-fallback-(2219)-+-{gnome-fallback-}(2223)
||||`-{gnome-fallback-}(2228)
||||-gnome-screensav(2428)-+-{gnome-screensav}(2434)
||||`-{gnome-screensav}(2437)
||||-gnome-settings-(2190)-+-{gnome-settings-}(2197)
||||`-{gnome-settings-}$k\267(2196)
||||-ibus-daemon(2151)-+-ibus-engine-sun(2179)---{ibus-engine-sun}(2181)
|||||-ibus-gconf(2160)---{ibus-gconf}(2169)
|||||-python(2164)-+-{python}(2183)
|||||`-{python}(2185)
|||||-{ibus-daemon}(2163)
||||`-{ibus-daemon}(2170)
||||-nautilus(2221)-+-{nautilus}(2235)
||||`-{nautilus}(2240)
||||-nm-applet(2225)-+-{nm-applet}(2233)
||||`-{nm-applet}(2237)
||||-polkit-gnome-au(2220)-+-{polkit-gnome-au}(2229)
||||`-{polkit-gnome-au}$k\267(2226)
||||-ssh-agent(2158)
||||-telepathy-indic(2410)-+-{telepathy-indic}(2413)
||||`-{telepathy-indic}$k\267(2412)
||||-update-notifier(2530)-+-{update-notifier}(2531)
||||`-{update-notifier}(2532)
||||-zeitgeist-datah(2429)---{zeitgeist-datah}$k\267(2433)
||||-{gnome-session}(2174)
||||-{gnome-session}(2175)
|||`-{gnome-session}(2182)
||`-{lightdm}(2098)
||-{lightdm}(1165)
|`-{lightdm}(1175)
|-login(1478)---bash(2835)---pstree(2954)
|-mission-control(2418)-+-{mission-control}(2424)
|`-{mission-control}$k\267(2421)
|-modem-manager(627)
|-notify-osd(2199)-+-{notify-osd}(2203)
|`-{notify-osd}(2204)
|-polkitd(705)---{polkitd}(716)
|-pulseaudio(2239)-+-gconf-helper(2257)
||-{pulseaudio}(2249)
|`-{pulseaudio}(2254)
|-rsyslogd(667)-+-{rsyslogd}(674)
||-{rsyslogd}(685)
|`-{rsyslogd}(686)
|-rtkit-daemon(1763)-+-{rtkit-daemon}(1776)
|`-{rtkit-daemon}(1777)
|-system-service-(2541)
|-tpvmlp(1058)
|-ubuntu-geoip-pr(2395)
|-udevd(381)-+-udevd(1556)
|`-udevd(1557)
|-udisks-daemon(2250)-+-udisks-daemon(2253)
|`-{udisks-daemon}(2256)
|-unity-panel-ser(2336)-+-{unity-panel-ser}(2340)
|`-{unity-panel-ser}$k\267(2339)
|-upowerd(1520)-+-{upowerd}(1531)
|`-{upowerd}(1536)
|-upstart-socket-(1006)
|-upstart-udev-br(377)
|-vmtoolsd(2054)---{vmtoolsd}(2075)
|-vmtoolsd(2231)-+-{vmtoolsd}(2309)
|`-{vmtoolsd}(2310)
|-vmware-vmblock-(2036)-+-{vmware-vmblock-}(2039)
|`-{vmware-vmblock-}$k\267(2037)
|-whoopsie(1101)---{whoopsie}(1129)
|-zeitgeist-daemo(2436)---{zeitgeist-daemo}(2438)
`-zeitgeist-fts(2443)-+-cat(2451)
`-{zeitgeist-fts}(2450)
Ctrl+alt+f2
init
(1)-+-NetworkManager(663)-+-dhclient(829)
||-dnsmasq(1120)
||-{NetworkManager}(697)
|`-{NetworkManager}(832)
|-accounts-daemon(1291)---{accounts-daemon}(1299)
|-acpid(1092)
|-atd(1097)
|-avahi-daemon(679)---avahi-daemon(688)
|-bamfdaemon(2302)-+-{bamfdaemon}(2303)
|`-{bamfdaemon}(2304)
|-bluetoothd(631)
|-colord(723)-+-{colord}(757)
|`-{colord}(1043)
|-console-kit-dae(1346)-+-{console-kit-dae}(1356)
||-{console-kit-dae}(1357)
||-{console-kit-dae}(1358)
||-{console-kit-dae}(1359)
||-{console-kit-dae}(1360)
||-{console-kit-dae}(1362)
||-{console-kit-dae}(1363)
||-{console-kit-dae}(1364)
||-{console-kit-dae}(1365)
||-{console-kit-dae}(1366)
||-{console-kit-dae}(1367)
||-{console-kit-dae}(1368)
||-{console-kit-dae}(1369)
||-{console-kit-dae}(1370)
||-{console-kit-dae}(1371)
||-{console-kit-dae}(1372)
||-{console-kit-dae}(1373)
||-{console-kit-dae}(1374)
||-{console-kit-dae}(1375)
||-{console-kit-dae}(1376)
||-{console-kit-dae}(1377)
||-{console-kit-dae}(1378)
||-{console-kit-dae}(1379)
||-{console-kit-dae}(1380)
||-{console-kit-dae}(1381)
||-{console-kit-dae}(1382)
||-{console-kit-dae}(1383)
||-{console-kit-dae}(1384)
||-{console-kit-dae}(1385)
||-{console-kit-dae}(1386)
||-{console-kit-dae}(1387)
||-{console-kit-dae}(1388)
||-{console-kit-dae}(1389)
||-{console-kit-dae}(1390)
||-{console-kit-dae}(1391)
||-{console-kit-dae}(1392)
||-{console-kit-dae}(1393)
||-{console-kit-dae}(1394)
||-{console-kit-dae}(1395)
||-{console-kit-dae}(1396)
||-{console-kit-dae}(1397)
||-{console-kit-dae}(1398)
||-{console-kit-dae}(1399)
||-{console-kit-dae}(1400)
||-{console-kit-dae}(1401)
||-{console-kit-dae}(1402)
||-{console-kit-dae}(1403)
||-{console-kit-dae}(1404)
||-{console-kit-dae}(1406)
||-{console-kit-dae}(1407)
||-{console-kit-dae}(1408)
||-{console-kit-dae}(1409)
||-{console-kit-dae}(1410)
||-{console-kit-dae}(1411)
||-{console-kit-dae}(1412)
||-{console-kit-dae}(1413)
||-{console-kit-dae}(1414)
||-{console-kit-dae}(1415)
||-{console-kit-dae}(1416)
||-{console-kit-dae}(1421)
||-{console-kit-dae}(1423)
||-{console-kit-dae}(2955)
||-{console-kit-dae}(3199)
|`-{console-kit-dae}tv\267(1353)
|-cron(1096)
|-cupsd(690)
|-dbus-daemon(585)
|-dbus-daemon(2167)
|-dbus-launch(2162)
|-dconf-service(3045)-+-{dconf-service}(3046)
|`-{dconf-service}(3048)
|-gconfd-2(2177)
|-geoclue-master(2381)
|-getty(1045)
|-getty(1053)
|-getty(1072)
|-getty(1082)
|-gnome-keyring-d(2111)-+-{gnome-keyring-d}(2112)
||-{gnome-keyring-d}(2191)
||-{gnome-keyring-d}(2193)
||-{gnome-keyring-d}(2195)
|`-{gnome-keyring-d}(2398)
|-gnome-terminal(2459)-+-bash(2469)
||-bash(3137)
||-gnome-pty-helpe(2468)
||-{gnome-termina
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