红帽linux认证：Fedora/Redhat在线安装更新软件包(4)

会计考友

Fedora/Redhat 在线安装更新软件包(4)的文章。感谢广大考生对考试百科的一致关注和支持，希望此文章会对广大考生有所帮助。希望广大考生继续支持考试百科，Linux认证专题：Fedora/Redhat 在线安装更新软件包(4)的具体内容如下： 　　代码:[root@localhost beinan]# yum update firefox
　　Setting up Update Process
# I- f( K& i- u/ b( C  W! x　　Setting up repositories
　　updates-released 100% |=========================| 951 B 00:00
　　extras 100% |=========================| 1.1 kB 00:00
* r1 D' I9 |+ E; c& n  }　　base 100% |=========================| 1.1 kB 00:03
　　freshrpms 100% |=========================| 951 B 00:02
! p5 F$ O; {- v1 l1 m, M" {　　Reading repository metadata in from local files
+ k4 w3 q9 ]1 V( L) V5 z: y; \　　Resolving Dependencies
　　--> Populating transaction set with selected packages. Please wait.
- c: ^9 I8 i( Z( [& w7 v　　---> Package firefox.i386 0:1.0.6-1.1.fc4 set to be updated
6 k. ~9 Q+ M) |7 d2 T　　--> Running transaction check
　　Dependencies Resolved
　　=============================================================================
, @5 E' u2 ?1 H: z: G　　Package Arch Version Repository Size
3 ?$ [# s9 e0 a# x* _. E　　=================================================================

会计考友

============
( b, }7 s" H+ ~　　Updating:
　　firefox i386 1.0.6-1.1.fc4 updates-released 18 M
& v  B8 M' I, u　　Transaction Summary
( q4 L! c" J- x9 {) O　　=============================================================================
( \7 @2 Z7 _. _; }. D, [　　Install 0 Package(s)
7 M- z: ~9 D: N5 `, `( \　　Update 1 Package(s)
% E, L7 n+ D% ~& P0 n3 E　　Remove 0 Package(s)
- U2 R- G- W% j8 T6 s2 v; w　　Total download size: 18 M
" z1 I1 }1 S4 E7 x) e2 P　　Is this ok [y/N]:如果不加参数的 update 会是什么呢??
　　[root@localhost beinan]# yum update
7 _5 g4 _% t# I# I　　试着运行一下看看?会好长时间，对系统进行全面更新，我们要进行y和N了。
8 E& ]6 _- t1 P- t+ I- \　　3.移除软件包要用到remove参数;比如;
　　[root@localhost beinan]# yum remove bmp-mp3
　　代码:
$ D3 p2 S2 z' Y. [7 i/ ]　　[root@localhost beinan]# yum remove bmp-mp3
　　Setting up Remove Process
　　Resolving Dependencies
　　--> Populating transaction set with selected packages. Please wait.
) S  `1 a( X: n# g　　---> Package bmp-mp3.i386 0:0.9.7-1.2.fc4 set to be erased
　　--> Running transaction check
　　Dependencies Resolved
; t" V- V; E8 ?) I- }& r　　=============================================================================
　　Package Arch Version Repository Size
" E* y9 g4 l4 U0 G　　=============================================================================
　　Removing:
　　bmp-mp3 i3

会计考友

86 0.9.7-1.2.fc4 installed 234 k
/ e; j$ G! ~% O　　Transaction Summary
: F+ i# C) V3 T1 @　　=============================================================================
　　Install 0 Package(s)
; M' V9 E) D" B" x2 b　　Update 0 Package(s)
4 o0 g) J/ M7 X1 Z0 b& W0 n　　Remove 1 Package(s)
　　Total download size: 0
　　Is this ok [y/N]:按y就移除了;
  H* X% ]2 l2 K9 F7 v% r　　三、yum的帮助;
4 {  e& E4 ?8 l* {! _: Q　　在论坛中有好多，有兴趣的弟兄自己找找看吧;但也不要忘记了自救;呵。。。。
　　代码:[root@localhost beinan]# yum --help
　　Usage: yum [options]
　　Options:
　　-c [config file] - specify the config file to use
　　-e [error level] - set the error logging level
# [: N6 k1 \5 f1 ~" X　　-d [debug level] - set the debugging level
5 N9 U% }* `' e3 D- q5 O　　-y - answer yes to all questions
　　-R [time in minutes] - set the max amount of time to randomly run in
7 j1 Z% Q" `) P  \　　-C run from cache only - do not update the cache
　　--installroot=[path] - set the install root (default '/')
$ X/ Q4 m3 u7 u4 u1 t　　--version - output the version of yum
　　--exclude=package to exclude
7 |. N+ B/ M" t　　--disablerepo=repository id to disable (overrides config file)
　　--enablerepo=repository id to enable (overrides config file)
& [* O/ S$ o0 q/ I　　-h, --help - this screen还有更厉害的帮助 ;
( `2 i- l! c! t) i
/ G+ P& p2 r+ Y2 i　　[root@localhost beinan]#man yum