linux shell 命令学习(1) du- estimate file space usage du - estimate file space usage , 计算文件的磁盘大小 语法格式: du [OPTION] ... [FILE] 描述: 汇总每个文件的磁盘大小, 递归汇总目录的大小, 默认输出所有目录的大小, 默认的大小单位是k。 常用参数: -a : 输出所有文件的大小,不只有 目录 -b...
df displays the amount of disk space available on the file system containing each file nameargument. If no file name is given, the space available on all currently mounted file systems is shown. du du的英文为:disk usage,含义是磁盘空间使用情况,功能是逐级进入指定目录的每一个子目录并显示该目录...
du - estimate file space usage du命令会对统计文件逐个调用fstat这个系统调用,获取文件大小。它的数据是基于文件获取,可以跨多个分区操作。 df - report file system disk space usage df命令使用statfs这个系统调用,直接读取分区的超级块信息获取分区使用情况。它的数据基于分区元数据,只能针对整个分区。 导致这两个...
disk usage:用于显示目录或文件的大小。du 会显示指定的目录或文件所占用的磁盘空间。语法 du [-abcDhHklmsSx][-L <符号连接>][-X <文件>][--block-size][--exclude=<目录或文件>][--max-depth=<目录层数>][--help][--version][目录或文件] ...
DISK USAGE size(left size value in “ls -lsk”), is how muchdisk space the file takes up (so if you havefilesystem compression(文件系统压缩) ordeduplication(重复数据消除), this size would be smaller). This is the space that is accounted ...
Thedu, or disk usage command, estimates file space usage in Linux. It provides detailed information about the disk space used by files and directories. The basic syntax of theducommand is: du [OPTIONS] [FILE/DIR] Here are some useful options you can apply: ...
Either the global limits are not being effective * at throttling processes due to the page distribution throughout * zones or there is heavy usage of a slow backing device. The * only option is to throttle from reclaim context which is not ideal * as there is no guarantee the dirtying ...
查看空间大小最直接的命令就是du了, 这个命令的全称就是disk usage. 表示的是磁盘空间的占用情况. 先看下du命令的基本语法: 代码语言:javascript 复制 du[-Aclnx][-H|-L|-P][-g|-h|-k|-m][-a|-s|-d depth][-Bblocksize][-Imask][-t threshold][file...] ...
例如,我们使用df -h命令来查看磁盘信息, -h 选项为根据大小适当显示: ?...--- du du 的英文原义为 disk usage,含义为显示磁盘空间的使用情况,用于查看当前目录的总大小。...: -s:对每个Names参数只给出占用的数据块总数。...-a:递归地显示指定目录中各文件及子目录中各文件占用的数据块数。若既不指定...
{"unit":"Bytes","type":"builtin","counter":"UsedSpace","counterSpecifier":"/builtin/FileSystem/UsedSpace","annotation": [ {"locale":"en-us","displayName":"Used disfilesystem used space"} ],"condition":"Name=\"/\"","class":"Filesystem"} ] },"metrics": {"metricAggregation": ...