can improve the codec speed on the basis of almost no effect on coding compression efficiency.
Divx,xvid and 3ivx
Divx,xvid and 3ivx video codecs basically use the technology of the second part of MPEG-4, and the later suffix *.avi, *.mp4, *.OGM, or *.mkv end files are part of the use of these video codecs.
Wmv
WMV (Windows Media Video) is a family of Microsoft's video codecs, including WMV 7, WMV 8, WMV 9, and WPV 10. This family of codecs can be applied to broadband video from dial-up interne
automatically generate this file[Email protected] ~]# ls/boot/grub/Device.map grub.conf minix_stage1_5 Stage2E2fs_stage1_5 iso9660_stage1_5 reiserfs_stage1_5 ufs2_stage1_5Fat_stage1_5 jfs_stage1_5 splash.xpm.gz vstafs_stage1_5Ffs_stage1_5 menu.lst Stage1 xfs_stage1_5Function( 1 ) provides a menu. and provide an interactive interfacee : edit mode, for editing menusC : Command mode, interactive interface(2) Loading the user-selected kernel or operating systemAllow parameters to be passed to the
View the file system usage and size of the folder in the Linux system:1,DF command can display all the current file system free space and use case[Email protected] linux_kernel]# df-hFilesystem Size used Avail use% mounted on/dev/sda2 28G 5.1G 21G 20%/Tmpfs 504M 228K 503M 1%/DEV/SHM/DEV/SDA1 291M 33M 244M 12%/boot2. The du command displays the size of the folder[Email protected] linux_kernel]# du-h--max-depth=0 linux-2.6.32.65418M linux-2.6.32.65When
permission to store a file metadata file belongs to the group main lamp informationLs-i (view inode information for files)525584 inode Number-----------------------------------------------------------------------------------The hard drive is full of two forms fullThe first is that the content is full of a file, but the file has 1000T, resulting in the contents of the hard disk space is exhaustedThis appears more[Email protected] usr]# df-hFilesystem Size used Avail use% mounted on/dev/sda2 21G
, success!About emptying the size of the space, after emptying the logs, or using 15G, there should be other places to continue to empty, welcome advice![Email protected] hadoop]# df-ahfilesystem Size used Avail use% mounted on/dev/sda2 18G 15G 2.1G 88%/proc 0 0 0 - /procsysfs 0 0 0 - /sysdevpts 0 0 0 - /dev/ptstmpfs 937M 224K 937M 1%/dev/shm/dev/sda1
, you will get an error when setting up an automatic mount, you can install it using Yum[[email protected] ~]# yum-y install cifs-utils manual mount [[email protected] ~] #mount-t cifs-o username= "LHL", password= ' 1234 ' 192.168.31.2/download/download How to enable auto-mount [[email protected] ~] #vim/etc/fstab//192.168.31.2/download/ Downloadcifs defaults,auto,username=lhl%1234 0 0 If you write as follows, you will use Mount-a to automatically mount the prompt with insufficient permissions//
Format:Mount-t CIFS//ip/share-folder/mnt-point-o Username=your-username,passwd=your-passwordShare the F partition (or a folder) under Windows (192.168.230.1) to the user (password is password), make sure that you enter \\192.168.230.1 in CMD to see the shared folder[[email protected] mnt]# mount-t cifs//192.168.230.1/f/mnt/share/-o username=user,passwd=password[[email protected] m nt]# df-hfilesystem Size used Avail use% mounted on/dev/sda2 18G 2.5G 15G 15%/tmpfs
First, upload the image1, upload image 650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/6F/53/wKioL1WZP0bBpPj7AAHbqpeCmyk224.jpg "title=" 1.png "alt=" Wkiol1wzp0bbppj7aahbqpecmyk224.jpg "/>1), click on the Marker 1, on the right side of the menu to display the import image.2), enter the name of the image you want to upload in 2 of the mark (naming rules as above)3), in the Mark 3, fill in the photographed like file hanging in the directory. (operate as follows)Create ISO Image Catalog
ACL permissions are not for a file or a directory, it is for a partition.viewing system partitions using DF-H1[Email protected] ~]$DF-h2Filesystem Size used Avail use%mounted on3/dev/sda3 16G2.9G 12G -% /4Tmpfs 947M0947M0%/dev/SHM5/DEV/SDA1 291M 35M 242M -% /Boot6/dev/sr03.0G3.0G0 -%/media/cdromThe partition number you can see is/dev/sda3, to see if/dev/sda3 supports ACL permissionsUse the command DUMPE2FS to see if ACLs are supported1[Email protecte
the extended partition cannot be formatted until the partition can be formatted as the primary partition and logical partition. The SATA hard disk logical partition from the 5-15,ide hard drive logical partition from 5-63.1.2 Viewing mounted devicesLinux partitions represent cocoa-mounted devices that can mount the appropriate file system (directory) on each partition[[email protected] ~]$ df-h [file or directory]Filesystem Size used Avail use% mounted on/dev/sda3 16G 2.4G 13G 16%/Tmpfs 935M 72
######### using and Importing modules ####################What is a module?Third-party, others or themselves have developed a module, between different programs can be loaded into the import, call inside the function.OS: Modules interacting with the operating system>>> Import OS>>> os.system (' df-th ')Filesystem Type Size used Avail use% mounted on/dev/xvda2 ext4 26G 7.1G 17G 30%/Tmpfs tmpfs 919M 0 919M 0%/dev/shm/DEV/XVDA1 ext4 291M 57M 219M 21%/boo
hard disk, whether the specific hard disk partition is mounted on the system, you can use the DF command query:[[email protected] ~]# DF-htfilesystem Type Size used Avail Use%Mounted on/Dev/Sda9 ext4 62G 551M 58G1% /Tmpfs Tmpfs 499M0499M0% /Dev/SHM/Dev/SDA1 ext4 291M 56M 220M +% /Boot/Dev/Sda6 EXT45.1G 139M4.7G3% /Home/Dev/Sda3 EXT45.1G 161M4.7G4% /opt/Dev/Sda2 Ext4 15G2.9G 12G +% /usr/Dev/Sda7 EXT45.1G 139M4.7G3% /Usr/Local/Dev/Sda5 EXT45.1G 611M4.2
= " e9f9bdf1-b421-405c-9354-936cdc54a566 "type=" Ext4 "(can see the two device file UUID is a touch, sometimes mount will error, can only hang a----solution) [[email Protected] ~]# blkid/dev/mapper/mysqlpool-mysql--snap/dev/mapper/mysqlpool-mysql--snap:uuid= " e9f9bdf1-b421-405c-9354-936cdc54a566 "type=" Ext4 "[[emailprotected] ~]# Uuidgen (Sir into a uuid) ef6fA761-5a17-4780-8646-622ffeae1de6[[emailprotected] ~]# umount/srv (uninstall) [[emailprotected] ~]# tune2fs/dev/ Mapper/mysqlpool-mysql--
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