About file and file system compression and Packaging command-linux (note)

1.gzip : Compress command gzip [-cdtv#] file name (suffix. gz)
-C: Output compressed data to the screen, which can be processed by data flow redirection
-D: decompressed parameters
-V: Can display information such as the compression ratio of the source file/compressed file
-#: Compression level, 1 fastest, 9 slowest, default-6

2.Zcat: Reads compressed files zcat file name. gz
3.bzip2: Compressed command BZIP2 [-cdkzv#] file name (suffix. bz2)
4.Bzcat: Reads the compressed file bzcat filename. bz2
5.Tar: Package Command TAR [-j|-z] [CV] [-f filename] filename
Package and compress tar-jcv-f filename.tar.bz2 files or directories
View filename tar-jtv-f filename.tar.bz2
Unzip the tar-jxv-f filename.tar.bz2-c directory
filename.tar.bz2 own file name, the parameter is J filename preferably *.tar.bz2
The parameter is z and the file name is preferably *.tar.gz
6.Dump: Backup Utility Dump [-SUVJ] [-level] [-f backup file] data to be backed up
-S: Lists only how much disk space is required for the data to be backed up
-V: Displays the file process of the dump
-level: Rank, from-0 ~-9 total 10 levels
-F: Similar to tar, followed by the resulting file
-W: Lists whether the partition with the dump setting in/etc/fstab has been backed up
7.Restore: Restore backup file Restore-r [-F DumpFile]
8.Mkisofs: New Image file Mkisofs [-o image file] [-RV] [-m file] files to be backed up
-O: Follow the image file name you want to generate
-r: Generate Linux-supported file data via Rock Ridge
-V: Record the process of trying the ISO file
-M: To exclude files, the files that follow are not backed up to the image file
9.DD: Backup dd if= "input file" of= "Output File" bs= "Block Size"
If: is the input file, or it can be a device
Of: Is the output file, or it can be a device
BS: Planning a block size, default 512bytes

About file and file system compression and Packaging command-linux (note)