vmstat
$ vmstatprocs -----------memory---------- ---swap-- -----io---- --system-- -----cpu------ r b swpd free buff cache si so&...
ERROR FIX:- rpmdb: unable to join the environment
When trying to query of upgrade any package on my redhat linux4.4 server today , the error message as follows:rpmdb: unable to join the environmenterror: db4 error(11) from dbenv->ope...