What should I do if the yum software installation always fails under centos7?

王林
Release: 2020-03-31 14:33:30
Original
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What should I do if the yum software installation always fails under centos7?

Problem:

centos7 yum installation software failed: cannot open Packages database in /var/lib/rpm

Error: rpmdb open failed[root@cdhslave ~]# yum install ppp
error: rpmdb: BDB0113 Thread/process 26877/139823268095808 failed: BDB1507 Thread died in Berkeley DB library
error: db5 error(-30973) from dbenv->failchk: BDB0087 DB_RUNRECOVERY: Fatal error, run database recovery
error: cannot open Packages index using db5 -  (-30973)error: cannot open Packages database in /var/lib/rpm
CRITICAL:yum.main:
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Cause analysis:

Yum failed to install the software, most likely due to damage to the rpm local database.

(Recommended tutorial: centos tutorial)

Solution:

1. Enter the directory where rpmdb is located

[root@www~]# cd /var/lib/rpm      # rpmdb所在目录
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2. Column Extract the relevant rpmdb files

[root@www rpm]# ls | grep 'db.'   # 列出相关rpmdb文件
   __db.001
   __db.002
   __db.003
   __db.004
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3. Rename the original rpmdb files to files with .bak at the end

[root@www rpm]# for i in $(ls | grep 'db.');do mv $i $i.bak;done   # 将原rpmdb文件都更名为结尾带.bak的文件
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or

4. Rebuild the rpm database

[root@www rpm]# rm -f __db.*     # 清除原rpmdb文件   
[root@www rpm]# rpm --rebuilddb     # 重建rpm数据库   
[root@www rpm]# yum clean all     # 清除所有yum的缓存
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Related video tutorial recommendations: linux video tutorial

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