Plesk 建议检查 df -h /
[root@s20284804 ~]# df -h /
Filesystem Size Used Avail Use% Mounted on
/dev/md1 4.0G 4.0G 22M 100% /
[root@s20284804 ~]# du -hsx /*
7.2M /bin
55M /boot
4.0K /cgroup
1.8M /composer.phar
264K /composer-setup.php
212K /dev
4.0K /domains.txt
32M /etc
88K /home
317M /lib
23M /lib64
48K /lost+found
4.0K /media
4.0K /mnt
2.6G /opt
du: cannot access `/proc/20669/task/20669/fd/4': No such file or directory
du: cannot access `/proc/20669/task/20669/fdinfo/4': No such file or directory
du: cannot access `/proc/20669/fd/4': No such file or directory
du: cannot access `/proc/20669/fdinfo/4': No such file or directory
0 /proc
8.0K /README.md
871M /root
14M /sbin
4.0K /selinux
4.0K /srv
0 /sys
16K /tmp
3.1G /usr
41G /var
fdisk -l
Disk /dev/sdb: 1500.3 GB, 1500301910016 bytes
255 heads, 63 sectors/track, 182401 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xc6b58f8a
Device Boot Start End Blocks Id System
/dev/sdb1 1 523 4194304 fd Linux raid autodetect
Partition 1 does not end on cylinder boundary.
/dev/sdb2 523 784 2097152 82 Linux swap / Solaris
Partition 2 does not end on cylinder boundary.
/dev/sdb3 784 182402 1458846104 fd Linux raid autodetect
Partition 3 does not end on cylinder boundary.
Disk /dev/sda: 1500.3 GB, 1500301910016 bytes
255 heads, 63 sectors/track, 182401 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x49d63b46
Device Boot Start End Blocks Id System
/dev/sda1 1 523 4194304 fd Linux raid autodetect
Partition 1 does not end on cylinder boundary.
/dev/sda2 523 784 2097152 82 Linux swap / Solaris
Partition 2 does not end on cylinder boundary.
/dev/sda3 784 182402 1458846104 fd Linux raid autodetect
Partition 3 does not end on cylinder boundary.
Disk /dev/md3: 1493.9 GB, 1493858320384 bytes
2 heads, 4 sectors/track, 364711504 cylinders
Units = cylinders of 8 * 512 = 4096 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/md1: 4294 MB, 4294901760 bytes
2 heads, 4 sectors/track, 1048560 cylinders
Units = cylinders of 8 * 512 = 4096 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/vg00-usr: 5368 MB, 5368709120 bytes
255 heads, 63 sectors/track, 652 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/vg00-var: 107.4 GB, 107374182400 bytes
255 heads, 63 sectors/track, 13054 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/vg00-home: 5368 MB, 5368709120 bytes
255 heads, 63 sectors/track, 652 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
我不知道如何释放或增加它。有什么建议吗？