Fix rpmdb: Thread died in Berkeley DB library

因为强制断开yum 安装的原因。
导致rpm yum 安装都无法使用。
报错如下：

➜  ~ rpm -ivh libtidy-5.4.0-1.el7.x86_64.rpm 
错误：rpmdb: BDB0113 Thread/process 18174/140293920560960 failed: BDB1507 Thread died in Berkeley DB library
错误：db5 错误(-30973) 来自 dbenv->failchk：BDB0087 DB_RUNRECOVERY: Fatal error, run database recovery
错误：无法使用 db5 -  (-30973) 打开 Packages 索引
错误：无法从 /var/lib/rpm 打开软件包数据库
警告：libtidy-5.4.0-1.el7.x86_64.rpm: 头V3 RSA/SHA256 Signature, 密钥 ID 352c64e5: NOKEY
错误：rpmdb: BDB0113 Thread/process 18174/140293920560960 failed: BDB1507 Thread died in Berkeley DB library
错误：db5 错误(-30973) 来自 dbenv->failchk：BDB0087 DB_RUNRECOVERY: Fatal error, run database recovery
错误：无法从 /var/lib/rpm 打开软件包数据

解决办法：

按照如下步骤执行即可重建

# mkdir /var/lib/rpm/backup
# cp -a /var/lib/rpm/__db* /var/lib/rpm/backup/
# rm -f /var/lib/rpm/__db.[0-9][0-9]*
# rpm --quiet -qa
# rpm --rebuilddb
# yum clean all