我试图通过brew install命令克隆并检查几个git repos，但我不断收到磁盘配额错误。这是我运行df -h时得到的结果：
Filesystem Size Used Avail Use%
Mounted on
udev 7.8G 4.0K 7.8G 1% /dev
tmpfs 1.6G 1.5M 1.6G 1% /run
/dev/dm-0 25G 6.6G 17G 29% /
none 4.0K 0 4.0K 0% /sys/fs/cgroup
tmpfs 7.8G 66M 7.7G 1% /tmp
none 5.0M 0 5.0M 0% /run/lock
none 7.8G 68M 7.7G 1% /run/shm
none 100M 68K 100M 1% /run/user
/dev/mapper/vg00-lv_usr_vice_cache 1.5G 1.1G 344M 76% /usr/vice/cache
/dev/sda1 464M 42M 399M 10% /boot
/dev/mapper/vg00-lv_local_mnt 872G 364G 464G 44% /local/mnt
/dev/mapper/vg00-varvol 4.0G 2.2G 1.6G 59% /var
AFS 2.0T 0 2.0T 0% /afs
10.23.102.23:/usr2/fortress_0018/dlenart 170G 105G 66G 62% /usr2/dlenart
这是我尝试运行brew install时遇到的错误：
Cloning into '/usr2/dlenart/.cache/Homebrew/buildkernel--git'...
remote: Counting objects: 883, done.
remote: Total 883 (delta 0), reused 0 (delta 0), pack-reused 883
Receiving objects: 100% (883/883), 163.57 KiB | 0 bytes/s, done.
Resolving deltas: 100% (432/432), done.
Checking connectivity... done.
fatal: cannot create directory at 'doc': Disk quota exceeded
warning: Clone succeeded, but checkout failed
所以我猜我的缓存正在填满，这是有道理的，因为它已经达到了76％的容量。但是，我在/ afs目录中有2T！无论如何我可以使用它吗？