lab5Linux和Windows进程管理.docx
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lab5Linux和Windows进程管理.docx
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lab5Linux和Windows进程管理
实验5Linux和Windows进程管理
1实验目的:
1-1掌握Linux环境下的进程管理若干要点;
1-2通过观察Windows任务管理器,来观察各个进程的动态信息,进一步掌握Windows环境下的进程管理若干要点。
2实验内容和实验步骤:
2-1在linux环境下:
(1)显示当前登录到系统的用户信息;
[ml2059@tan~]$who
ml2001pts/22012-04-2711:
33(192.168.6.59)
ml2068pts/12012-04-2711:
32(192.168.6.16)
ml2012pts/32012-04-2711:
33(192.168.6.33)
ml2048pts/42012-04-2711:
33(192.168.6.86)
ml2004pts/62012-04-2711:
34(192.168.6.42)
ml2059pts/52012-04-2711:
34(192.168.6.87)
[ml2059@tan~]$
(2)执行ps–aux显示结果各列的含义;
[ml2059@tan~]$ps-aux
Warning:
badsyntax,perhapsabogus'-'?
See/usr/share/doc/procps-3.2.7/FA
USERPID%CPU%MEMVSZRSSTTYSTATSTARTTIMECOMMAND
root10.00.02060236?
SsFeb220:
02init[5]
root20.00.000?
S 00[migration/ root30.00.000? SNFeb220: 00[ksoftirqd/ root40.00.000? S 00[watchdog/0 root50.00.000? S 00[events/0] root60.00.000? S 00[khelper] root70.00.000? S 00[kthread] root100.00.000? S 00[kblockd/0] root110.00.000? S 00[kacpid] root1120.00.000? S 00[cqueue/0] root1150.00.000? S 00[khubd] root1170.00.000? S 00[kseriod] root1820.00.000? S 30[kswapd0] root1830.00.000? S 00[aio/0] root3360.00.000? S 00[kpsmoused] root3590.00.000? S 00[ata/0] root3600.00.000? S 00[ata_aux] root3630.00.000? S 00[scsi_eh_0] root3640.00.000? S 00[scsi_eh_1] root3730.00.000? S 00[ksnapd] root3760.00.000? S 17[kjournald] root4090.00.000? S 00[kauditd] root4430.00.02992192? S 00/sbin/udevd root39670.00.000? S 00[kmpathd/0] root39930.00.000? S 00[kjournald] root45270.00.012152480? S 05auditd root45290.00.013072384? S 01/sbin/audis root45450.00.9102844968? SsFeb220: 55/usr/sbin/r root45560.00.01720388? SsFeb220: 02syslogd-m root45590.00.01676160? SsFeb220: 00klogd-x root45850.00.03540308? SsFeb220: 11mcstransd rpc45980.00.01808156? SsFeb220: 00portmap root46120.341.1251756212212? SslFeb22313: 02/usr/bin/py root46330.00.01820204? SsFeb220: 00rpc.statd root46690.00.05436168? SsFeb220: 00rpc.idmapd dbus46880.00.112988688? SslFeb220: 02dbus-daemon root47000.00.02144216? SsFeb220: 00/usr/sbin/h root47260.00.000? S 00[krfcommd] root47650.00.022968460? SslFeb220: 00pcscd root47840.00.01904168? SsFeb220: 00/usr/bin/hi root48040.00.110836520? SslFeb220: 00automount root48230.00.01668188? SsFeb220: 00/usr/sbin/a root48340.00.05084200? SsFeb220: 00./hpiod root48390.00.114652724? SFeb220: 00python./hp root48540.00.06988388? SsFeb220: 00/usr/sbin/s root48650.00.010832248? SsFeb220: 00cupsd root48900.00.05084168? SsFeb220: 00/usr/sbin/v root49100.00.18996648? SsFeb220: 00sendmail: a smmsp49190.00.08052472? SsFeb220: 00sendmail: Q root49310.00.01896192? SsFeb220: 00gpm-m/dev root49430.00.04716180? SFeb220: 00/usr/sbin/n root49450.03.75402019368? SslFeb220: 06/usr/sbin/h root49570.00.06360296? SsFeb220: 00crond xfs50000.00.03972296? SsFeb220: 00xfs-droppr root50210.00.02240228? SsFeb220: 00/usr/sbin/a avahi50570.00.12568688? SsFeb220: 00avahi-daemo avahi50580.00.02568108? SsFeb220: 00avahi-daemo 6850690.00.15848840? SsFeb220: 01hald root50700.00.03132288? SFeb220: 00hald-runner 6850770.00.01996232? SFeb220: 00hald-addon- 6850830.00.01996232? SFeb220: 00hald-addon- root51620.00.01984372? SFeb220: 00/usr/sbin/s root51670.00.01652168tty1Ss+Feb220: 00/sbin/minge root51680.00.01652168tty2Ss+Feb220: 00/sbin/minge root51690.00.01652168tty3Ss+Feb220: 00/sbin/minge root51700.00.01656168tty4Ss+Feb220: 00/sbin/minge root51910.00.01652168tty5Ss+Feb220: 00/sbin/minge root52020.00.01656168tty6Ss+Feb220: 00/sbin/minge root52030.00.016664316? SsFeb220: 00/usr/sbin/g root52700.00.017384292? SFeb220: 00/usr/sbin/g root52720.00.028492492? SlFeb220: 00/usr/libexe root52750.00.4113162384tty7Ss+Feb220: 00/usr/bin/Xo gdm52960.00.0178400356? SsFeb220: 00/usr/libexe root52970.00.5265362744? SNFeb220: 03/usr/bin/py root52990.00.02552348? SNFeb220: 00/usr/libexe nobody72670.00.251521172? Ss11: 290: 00/usr/sbin/v ml205172690.00.15252880? S11: 290: 00/usr/sbin/v nobody72740.00.15128848? Ss11: 310: 00/usr/sbin/v ftp72760.00.15152800? S11: 310: 00/usr/sbin/v nobody72770.00.251521172? Ss11: 310: 00/usr/sbin/v ml205172790.00.15176860? S11: 310: 00/usr/sbin/v nobody72800.00.251521172? Ss11: 310: 00/usr/sbin/v ml205172820.00.15176852? S11: 310: 00/usr/sbin/v nobody72830.00.251521172? Ss11: 310: 00/usr/sbin/v ml201272850.00.15252880? S11: 310: 00/usr/sbin/v nobody72900.00.251521172? Ss11: 310: 00/usr/sbin/v ml205172920.00.15176860? S11: 310: 00/usr/sbin/v nobody72930.00.251521172? Ss11: 320: 00/usr/sbin/v ml205172950.00.15176860? S11: 320: 00/usr/sbin/v root72960.00.11888796? Ss11: 320: 00in.telnetd: root72970.00.228601384? Ss11: 320: 00login--ml ml206872990.00.256281396pts/1Ss11: 320: 00-bash root73310.00.11888792? Ss11: 320: 00in.telnetd: root73320.00.228561368? Ss11: 320: 00login--ml nobody73340.00.15128848? Ss11: 330: 00/usr/sbin/v ftp73360.00.15152800? S11: 330: 00/usr/sbin/v ml200173370.00.256281408pts/2Ss+11: 330: 00-bash nobody73650.00.251521172? Ss11: 330: 00/usr/sbin/v ml201373670.00.15176868? S11: 330: 00/usr/sbin/v root73680.00.11888792? Ss11: 330: 00in.telnetd: root73690.00.228561372? Ss11: 330: 00login--ml ml201273710.00.256361448pts/3Ss+11: 330: 00-bash root74000.00.11884788? Ss11: 330: 00in.telnetd: root74010.00.228561372? Ss11: 330: 00login--ml ml204874030.00.256241408pts/4Ss+11: 330: 00-bash ml206874311.00.121881028pts/1S+11: 340: 00top root74330.00.11888792? Ss11: 340: 00in.telnetd: root74340.10.228601380? Ss11: 340: 00login--ml root74350.00.11884788? Ss11: 340: 00in.telnetd: root74360.10.228601380? Ss11: 340: 00login--ml ml200474380.00.256241404pts/6Ss+11: 340: 00-bash ml205974660.00.256361488pts/5Ss11: 340: 00-bash root74970.00.11888792? Ss11: 350: 00in.telnetd: root74980.40.228601376? Ss11: 350: 00login--ml ml205175000.00.256281392pts/7Ss+11: 350: 00-bash nobody75280.00.15128848? Ss11: 350: 00/usr/sbin/v ftp75300.00.15152800? S11: 350: 00/usr/sbin/v root75310.00.11884788? Ss11: 350: 00in.telnetd: root75320.00.228521172pts/8Ss+11: 350: 00/bin/login ml205975360.00.14216876pts/5R+11: 350: 00ps-aux apache81420.01.5540207824? SApr220: 00/usr/sbin/h apache81430.01.5540207864? SApr220: 00/usr/sbin/h apache81440.01.5540207820? SApr220: 00/usr/sbin/h apache81450.01.5540207808? SApr220: 00/usr/sbin/h apache81460.01.5540207808? SApr220: 00/usr/sbin/h apache81470.01.5540207864? SApr220: 00/usr/sbin/h apache81480.01.5540207820? SApr220: 00/usr/sbin/h apache81490.01.5540207860? SApr220: 00/usr/sbin/h root155970.00.000? SApr130: 00[pdflush] root159560.00.000? SApr130: 02[pdflush] root205190.00.12720680? SsApr130: 00xinetd-sta (3)用命令top观察系统的负荷,并说明各主要列的含义; top-11: 36: 36up65days,1: 15,9users,loadaverage: 0.12,0.13,0.07 Tasks: 137total,1running,136sleeping,0stopped,0zombie Cpu(s): 0.3%us,1.7%sy,0.0%ni,98.0%id,0.0%wa,0.0%hi,0.0%si,0.0%st Mem: 515500ktotal,471988kused,43512kfree,22640kbuffers Swap: 1048568ktotal,275496kused,773072kfree,149260kcached PIDUSERPRNIVIRTRESSHRS%CPU%MEMTIME+COMMAND 7609ml205915021921032800R1.30.20: 00.23top 7431ml206816021881036800S1.00.20: 01.53top 1root1502060236208S0.00.00: 02.10init 2rootRT-5000S0.00.00: 00.00migration/0 3root3419000S0.00.00: 00.00ksoftirqd/0 4rootRT-5000S0.00.00: 00.00watchdog/0 5root10-5000S0.00.00: 00.08events/0 6root11-5000S0.00.00: 00.00khelper 7root11-5000S0.00.00: 00.00kthread 10root10-5000S0.00.00: 00.78kblockd/0 11root20-5000S0.00.00: 00.00kacpid 112root20-5000S0.00.00: 00.00cqueue/0 115root10-5000S0.00.00: 00.00khubd 117root10-5000S0.00.00: 00.01kseriod 182root10-5000S0.00.04: 30.40kswapd0 183root20-5000S0.00.00: 00.00aio/0 336root11-5000S0.00.00: 00.00kpsmoused 359root10-5000S0.00.00: 00.00ata/0 (4)用kill删除某个进程(需有root权限)。 思考: 进程号为1的进程是什么进程? 分析若删除进程号为1的进程会发生什么情况? 在系统中执行并观察到的结果是怎样的? 2-2在Windows环境下观察任务管理器: (1)进入WindowsXP (2)按ctrl+alt+delete。 (3)单击“查看“->“选择列”选项,可以看到什么? (4)单击“性能”标签,可以看到什么? 2-3在Windows环境下通过命令观察进程情况 (1)单击“开始”->“运行”,输入cmd,进入命令提示符。 (2)输入tasklist后,看到什么结果? C: \DocumentsandSettings\Administrator>tasklist 图像名PID会话名会话#内存使用 ================================================= SystemIdleProcess0Console028K System4Console0304K smss.exe968Console0408K csrss.exe1040Console05,528K winlogon.exe1064Console02,104K services.exe1108Console03,604K lsass.exe1120Console05,976K nvsvc32.exe1308Console04,692K svchost.exe1352Console05,356K svchost.exe1420Console04,596K SuService.exe1432Console0
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