1.yum error：rpmdb报错
error: rpmdb: BDB0113 Thread/process 1693/139788015433728 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 rpm --rebuildb yum clean all