root@support [/home/tin/public_html]# yum update
rpmdb: Thread/process 15537/139860640372640 failed: Thread died in Berkeley DB library
error: db3 error(-30974) from dbenv->failchk: DB_RUNRECOVERY: Fatal error, run database recovery
error: cannot open Packages index using db3 – (-30974)
error: cannot open Packages database in /var/lib/rpm
CRITICAL:yum.main:

Error: rpmdb open failed

mv /var/lib/rpm/__db* /tmp

root@support [/home/tin/public_html]# yum clean all
Loaded plugins: fastestmirror, universal-hooks
Cleaning repos: EA4 cpanel-addons-production-feed cpanel-plugins base epel extras nginx remi-php56 remi-safe updates
Cleaning up Everything
Cleaning up list of fastest mirrors

root@support [/home/tin/public_html]# yum update
Loaded plugins: fastestmirror, universal-hooks
Setting up Update Process