标签:linux磁盘
硬盘结构:
查看磁盘空间使用了多少?接近100%就是枯竭了
[root@admin ~]# df-h
Filesystem Size Used Avail Use% Mounted on
/dev/sda3 9.4G 3.5G 5.4G 40% /
tmpfs 491M 76K 491M 1% /dev/shm
/dev/sda1 190M 36M 145M 20% /boot
查看sda1 分区里block大小
[root@admin ~]#tune2fs -l /dev/sda1 | grep --color size
Filesystemfeatures: has_journal ext_attrresize_inode dir_index filetype needs_recovery extent flex_bg sparse_superhuge_file uninit_bg dir_nlink extra_isize
Block size: 1024
Fragmentsize: 1024
Flex block groupsize: 16
Inode size: 128
SAS和SATA接口对比
标签:linux磁盘
原文地址:http://kangxi.blog.51cto.com/13341489/1982479