centos / yum

yum error , rpm error 해결방법

 

[root@localhost opt]# rpm -qa *-release

rpmdb: unable to join the environment

error: db3 error(11) from dbenv->open: Resource temporarily unavailable

error: cannot open Packages index using db3 - Resource temporarily unavailable (11)

error: cannot open Packages database in /var/lib/rpm

rpmdb: unable to join the environment

error: db3 error(11) from dbenv->open: Resource temporarily unavailable

error: cannot open Packages database in /var/lib/rpm

[root@localhost opt]# ^C

[root@localhost opt]# ^C

[root@localhost opt]# rm -f /var/lib/rpm/__db*

[root@localhost opt]# rpm --rebuilddb

[root@localhost opt]# rpm -qa *-release

centos-release-6-4.el6.centos.10.x86_64

[root@localhost opt]#

 

2. 업데이트 가능 목록확인

[root@ns ~]# yum list updates

 

3. 업데이트 실행(설치여부 묻지않고 설치함 -y)

[root@ns ~]# yum -y update

 

4. 설치 rpm 목록확인 및 특정rpm설치여부확인

[root@ns ~]# rpm -qa | grep 특정

[root@ns ~]# yum list installed 특정

 

5. 특정 rpm 설치 및 업데이트

[root@ns ~]# yum install  특정

[root@ns ~]# yum update 특정

 

6. 특정 rpm 삭제

[root@ns ~]# yum remove 특정

 

7. 설치가능한 pkg 목록

[root@ns ~]# yum list all

 

 

8. pkg 그룹보기

[root@ns ~]# yum grouplist

 

 

9. yum update 자동으로 설정

[root@ns ~]# yum -y install yum-cron

[root@ns ~]# chkconfig yum-cron on

[root@ns ~]# service yum-cron start
Enabling nightly yum update:                               [  OK  ]
[root@ns ~]# service yum-cron status
Nightly yum update is enabled.