Duplicate parameters might be found in /etc/sysctl.conf, like below.
#Added by CA as Vertica recommends this setting
vm.max_map_count = 510965
#Added by CA as Vertica recommends this setting
vm.min_free_kbytes = 11437
#Added by CA for optimal Vertica performance
vm.swappiness = 1
#Added by CA as Vertica recommends this setting
vm.max_map_count = 510965
#Added by CA as Vertica recommends this setting
vm.min_free_kbytes = 11437
Release : All
Component : IM Reporting / Admin / Configuration
dr_validate.sh checks /proc file system for confirming data repository system requirement is satisfied or not, then adds some parameters in /etc/sysctl.conf if the system requirement is not satisfied.
If re-executing dr_validate.sh before the added parameters are inflected in the system, duplicate parameters will be added in /etc/sysctl.conf.