转自：https://blog.csdn.net/xiongyangg/article/details/54809810

stat命令

stat filepath

xanarry@ThinkPad:/$ stat ~/Downloads/jdk-8u60-linux-x64.tar.gzFile: '/home/xanarry/Downloads/jdk-8u60-linux-x64.tar.gz'Size: 181238643       Blocks: 353984     IO Block: 4096   regular file
Device: 808h/2056d      Inode: 261742      Links: 1
Access: (0666/-rw-rw-rw-)  Uid: ( 1000/ xanarry)   Gid: ( 1000/ xanarry)
Access: 2017-02-01 17:36:43.177892508 +0800
Modify: 2015-10-02 12:43:29.853291000 +0800
Change: 2016-12-26 23:33:34.619480450 +0800Birth: -

• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9

wc命令

wc -c filename 参数-c表示统计字符, 因为一个字符一个字节, 所以这样得到字节数

xanarry@ThinkPad:/$ wc -c  ~/Downloads/jdk-8u60-linux-x64.tar.gz
181238643 /home/xanarry/Downloads/jdk-8u60-linux-x64.tar.gz

• 1
• 2

du命令

du -b filepath 参数-b表示以字节计数

xanarry@ThinkPad:/$ du -b  ~/Downloads/jdk-8u60-linux-x64.tar.gz
181238643       /home/xanarry/Downloads/jdk-8u60-linux-x64.tar.gz

• 1
• 2

或者

du -h filepath 直接得出人好识别的文件大小

xanarry@ThinkPad:/$ du -h  ~/Downloads/jdk-8u60-linux-x64.tar.gz
173M    /home/xanarry/Downloads/jdk-8u60-linux-x64.tar.gz

• 1
• 2

ls命令

ls -l filepath 第五列为文件字节数

xanarry@ThinkPad:/$ ls -l  ~/Downloads/jdk-8u60-linux-x64.tar.gz
-rw-rw-rw- 1 xanarry xanarry 181238643 10月  2  2015 /home/xanarry/Downloads/jdk-8u60-linux-x64.tar.gz

• 1
• 2

ls -h filepath h表示human, 加-h参数得到人好读的文件大小

xanarry@ThinkPad:/$ ls -lh  ~/Downloads/jdk-8u60-linux-x64.tar.gz
-rw-rw-rw- 1 xanarry xanarry 173M 10月  2  2015 /home/xanarry/Downloads/jdk-8u60-linux-x64.tar.gz