This command can't auto-clean these useless files, I have to remove them by myself, what can I do?
The result of my laptop:
Reading package lists... Done Building dependency tree Reading state information... Done Del firefox-locale-en 41.0.2+build2-0ubuntu0.14.04.1 [667 kB] Del software-properties-common 0.92.37.5 [9,370 B] Del youtube-dl 2015.10.06.2-1~webupd8~trusty1 [581 kB] Del software-properties-gtk 0.92.37.5 [46.8 kB] Del linux-libc-dev 3.13.0-66.108 [775 kB] Del firefox-locale-zh-hant 41.0.2+build2-0ubuntu0.14.04.1 [452 kB] Del python3-apport 2.14.1-0ubuntu3.16 [75.2 kB] Del linux-signed-generic-lts-vivid 3.19.0.31.18 [1,830 B] Del apport 2.14.1-0ubuntu3.16 [181 kB] Del linux-signed-image-generic-lts-vivid 3.19.0.31.18 [2,300 B] Del firefox 41.0.2+build2-0ubuntu0.14.04.1 [41.5 MB] Del python3-software-properties 0.92.37.5 [19.1 kB] Del linux-headers-generic-lts-vivid 3.19.0.31.18 [2,242 B] Del python3-problem-report 2.14.1-0ubuntu3.16 [9,884 B]
The result of my PC:
Reading package lists... Done Building dependency tree Reading state information... Done
It doesn't make sense.
Maybe it's time to reinstall the system...and StackExchange sucks at supporting Chinese...
ls -l
incd /var/cache/apt/archives
before and after runningsudo apt-get autoclean