Error: rpmdb open failed

1、在centos系统上,在使用yum命令安装软件包时候报错:[root@srv213 yum.repos.d]# yum install https://repo.saltstack.com/yum/redhat/salt-repo-latest-2.el7.noarch.rpmerror: db5 error(11) from dbenv->open: Resource temporarily unavailableerror: cannot open Packages index using db5 - Resource temporarily unavailable (11)error: cannot open Packages database in /var/lib/rpmCRITICAL:yum.main: Error: rpmdb…

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