腾讯云 CentOS 7.5 yum update 出现 Error: rpmdb open failed 解决方法

腾讯云 CentOS 7.9 执行 yum update 出现 Error: rpmdb open failed 错误，具体错误信息如下：

error: rpmdb: BDB0113 Thread/process 31541/140029727762496 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:

Error: rpmdb open failed

解决方法

cd /var/lib/rpm
rm -f __db.*
rpm --rebuilddb
yum clean all