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找到 9 角色和集合.

system 8 operating 6 linux 6 operatingsystem 3 os 3 robot 3 robotics 3 ros 3 maintenance 2 server 2 update 2 upgrade 2 kinetic 2 melodic 2 noetic 2 ubuntu 2 ssh 2 backup 1 foxy 1 disasterrecovery 1 ros2 1 rear 1 memory 1 relaxandrecover 1 restore 1 rsync 1 ram 1 systemd 1 thp 1 transparenthugepages 1 tuned 1 chrony 1 chronyd 1 etchosts 1 hostname 1 crystal 1 ntp 1 dashing 1 customization 1 eloquent 1