linux里yum clean all,解决 yum clean all Error rpmdb open failed

报错

# 用 yum 安装软件时进程被终止，执行 yum clean all 操作报 rpmdb open failed 错误

[root@localhost ~]# yum clean all

Error: rpmdb open failed

解决方法

[root@localhost ~]# cd /var/lib/rpm

[root@localhost rpm]# ll

total 97412

-rw-r--r--. 1 root root 1839104 Jul 11 06:45 Basenames

-rw-r--r--. 1 root root 8192 Jul 11 06:41 Conflictname

-rw-r--r--. 1 root root 270336 Jul 11 06:48 __db.001

-rw-r--r--. 1 root root 81920 Jul 11 06:48 __db.002

-rw-r--r--. 1 root root 1318912 Jul 11 06:48 __db.003

-rw-r--r--. 1 root root 606208 Jul 11 06:45 Dirnames

-rw-r--r--. 1 root root 16384 Jul 11 06:45 Group

-rw-r--r--. 1 root root 12288 Jul 11 06:45 Installtid

-rw-r--r--. 1 root root 28672 Jul 11 06:45 Name

-rw-r--r--. 1 root root 16384 Jul 11 06:41 Obsoletename

-rw-r--r--. 1 root root 93446144 Jul 11 06:45 Packages

-rw-r--r--. 1 root root 1957888 Jul 11 06:45 Providename

-rw-r--r--. 1 root root 180224 Jul 11 06:45 Requirename

-rw-r--r--. 1 root root 49152 Jul 11 06:45 Sha1header

-rw-r--r--. 1 root root 32768 Jul 11 06:45 Sigmd5

-rw-r--r--. 1 root root 8192 Jul 11 06:41 Triggername

[root@localhost rpm]# rm -rf __db.* # 清除原 rpmdb 文件

[root@localhost rpm]# rpm --rebuilddb # 重建 rpm 数据库

[root@localhost rpm]# yum clean all # 清除所有 yum 缓存

如果以上方法未能解决问题，请按照下面的方法再继续操作：

# 检查 yum 源配置文件

[root@localhost rpm]# cd /etc/yum.repos.d/

[root@localhost yum.repos.d]# ll

total 40

-rw-r--r--. 1 root root 1664 Nov 23 2018 CentOS-Base.repo

-rw-r--r--. 1 root root 1309 Nov 23 2018 CentOS-CR.repo

-rw-r--r--. 1 root root 649 Nov 23 2018 CentOS-Debuginfo.repo

-rw-r--r--. 1 root root 314 Nov 23 2018 CentOS-fasttrack.repo

-rw-r--r--. 1 root root 630 Nov 23 2018 CentOS-Media.repo

-rw-r--r--. 1 root root 1331 Nov 23 2018 CentOS-Sources.repo

-rw-r--r--. 1 root root 5701 Nov 23 2018 CentOS-Vault.repo

-rw-r--r--. 1 root root 951 Oct 2 2017 epel.repo

-rw-r--r--. 1 root root 1050 Oct 2 2017 epel-testing.repo

# 更新 yum 源

[root@localhost yum.repos.d]# yum update -y --skip-broken

# 清除所有 yum 缓存

[root@localhost yum.repos.d]# yum clean all

Loaded plugins: fastestmirror

Cleaning repos: base epel extras updates

Cleaning up list of fastest mirrors

# 重建 yum 缓存

[root@localhost yum.repos.d]# yum makecache

Loaded plugins: fastestmirror

Determining fastest mirrors

epel/x86_64/metalink | 7.1 kB 00:00:00

* base: mirrors.cn99.com

* epel: mirror01.idc.hinet.net

* extras: mirrors.cn99.com

* updates: mirrors.cn99.com

base | 3.6 kB 00:00:00

epel | 5.3 kB 00:00:00

extras | 3.4 kB 00:00:00

updates | 3.4 kB 00:00:00

(1/19): base/7/x86_64/group_gz | 166 kB 00:00:00

(2/19): epel/x86_64/group_gz | 88 kB 00:00:01

(3/19): base/7/x86_64/other_db | 2.6 MB 00:00:09

(4/19): base/7/x86_64/filelists_db | 7.1 MB 00:00:48

(5/19): base/7/x86_64/primary_db | 6.0 MB 00:00:48

(6/19): epel/x86_64/filelists_db | 11 MB 00:01:03

(7/19): epel/x86_64/updateinfo | 991 kB 00:00:03

(8/19): epel/x86_64/prestodelta | 746 B 00:00:00

(9/19): epel/x86_64/primary_db | 6.7 MB 00:00:14

(10/19): epel/x86_64/other_db | 3.2 MB 00:00:03

(11/19): extras/7/x86_64/prestodelta | 65 kB 00:00:00

(12/19): extras/7/x86_64/filelists_db | 246 kB 00:00:01

(13/19): extras/7/x86_64/primary_db | 205 kB 00:00:01

(14/19): epel/x86_64/updateinfo_zck | 1.4 MB 00:00:01

(15/19): updates/7/x86_64/other_db | 659 kB 00:00:04

(16/19): updates/7/x86_64/prestodelta | 829 kB 00:00:06

(17/19): updates/7/x86_64/filelists_db | 4.6 MB 00:00:10

extras/7/x86_64/other_db FAILED | 48 MB 00:00:30 ETA

[Errno 14] HTTP Error 302 - Found

Trying other mirror.

(18/19): extras/7/x86_64/other_db | 127 kB 00:00:01

(19/19): updates/7/x86_64/primary_db | 6.5 MB 00:00:38

Metadata Cache Created

测试

[root@localhost yum.repos.d]# yum install -y wget

Loaded plugins: fastestmirror

Loading mirror speeds from cached hostfile

* base: mirrors.cn99.com

* epel: mirror01.idc.hinet.net

* extras: mirrors.cn99.com

* updates: mirrors.cn99.com

Resolving Dependencies

--> Running transaction check

---> Package wget.x86_64 0:1.14-18.el7_6.1 will be installed

--> Finished Dependency Resolution

Dependencies Resolved

=======================================================================================================

Package Arch Version Repository Size

=======================================================================================================

Installing:

wget x86_64 1.14-18.el7_6.1 updates 547 k

Transaction Summary

=======================================================================================================

Install 1 Package

Total download size: 547 k

Installed size: 2.0 M

Downloading packages:

wget-1.14-18.el7_6.1.x86_64.rpm | 547 kB 00:00:09

Running transaction check

Running transaction test

Transaction test succeeded

Running transaction

Installing : wget-1.14-18.el7_6.1.x86_64 1/1

Verifying : wget-1.14-18.el7_6.1.x86_64 1/1

Installed:

wget.x86_64 0:1.14-18.el7_6.1

Complete!

# 已成功解决 Error: rpmdb open failed