delete root files android

The size of the file hard disk deleted in linux remains unchanged. recently, the game server's hard disk is full. What's strange is that du/opt/is only 25 GB, but df is? N case study? Capacity in use available %? Mongod? /Dev/sda5195g23g1631613... Info nbsp; | linux delete File hard disk size not changed solved recently game server hard disk full. What's strange is that du/opt/is only 25 GB, but df is? N case study? Capacity in use available %? Mongo

This article describes how to delete Empty files and folders in Python. It involves Python's skills in file and folder traversal, judgment, and deletion. It has some reference value, for more information about how to delete Empty files and folders in Python, see the following example. Share it with you for your referen

1. Compile the Souce code of the entire android system. After compilation, three image files ramdisk. IMG, system. IMG, and userdata. IMG will be generated. 2. Unzip ramdisk. IMG: MV ramdisk. IMG ramdisk.gz Mkdir out CD out cpio-I-f ../ramdisk.gz 3. Cross-compile busybox. You only need to compile tar. Can it be from http://blog.chinaunix.net/u/20947/showart.php? Id = 1913228 download. 4.

1. OverviewThis series is a summary for you, not a system, the main purpose is to record the Linux I think often forget all aspects.2. File systemUnder Linux, there is no concept of the C and D disks under Windows, but rather a hierarchy of directories and files, starting with the root (root) and the name/. The directory is a file containing many catalog items, a

Bootimg.cfg,The first line is the size of the original boot.img,Use Ls-l to view the size of the initrd.img and new-ramdisk.img two files,In the original boot.img size based on the size of the two file (newsize-bytes), note that the number of bytes added is best block integer times, such as 4096 bytes and so on.Then use the command to generate a new image:Abootimg--create new-boot.img-f bootimg.cfg-k zimage-r new-ramdisk.img-c "Bootsize=newsize-bytes

(). length )) { - return; - } A + if(Flist[i].isfile ()) { the if(Flist[i].delete ()) { -msg = "\ n----------------->> successed to delete file \n{" + filename + "}"; $ System.out.println (msg); the } the } the the if(Flist[i].isdirectory ()) { - if(Flist[i].listfiles ()

Python has a lot of built-in libraries can help to delete folders and files, when faced with the need to delete multiple non-empty folders, and the directory hierarchy is more than 3 layers above, only one built-in method is not able to completely delete the folder and the effect of the file, compared to the low way is

The size of the file hard disk deleted in linux remains unchanged. Recently, the game server's hard disk is full. The strange thing is that du/opt/is only 25 GB, but df is always case. The system capacity has been used. % available nodes/dev/sda5 195g 23G 163G 13%/ /dev/sda2 68G 65G 0 100%/opt/dev/sda1 99 M 12 M 82 M 13%/boottmpfs 16G 0 16G 0%/dev/shm do not understand why run du -- max-depth = 1-h in the/opt/directory for 65 GB, which is more than 20 GB. Later, we accidentally found that the ls

The principle of using hard links to delete large MySQL files in seconds: hard link: when multiple files point to the same inode, inode connections N> 1, deleting any file is very fast, because at this time, only the pointer to inode is deleted, and when N = 1. It is different. At this time, all data blocks related to the deleted file are tested slowly: [Plain]

JDOM add, delete, modify, and query XML files) Package bean; Import java. Io. fileinputstream;Import java. Io. filenotfoundexception;Import java. Io. fileoutputstream;Import java. Io. ioexception;Import java. Io. inputstream;Import java. Io. outputstream;Import java. util. List; Import org. JDOM. Document;Import org. JDOM. element;Import org. JDOM. jdomexception;Import org. JDOM. Input. saxbuilder;Import o

Import os Delete file: os.remove () Delete empty directory: Os.rmdir () recursive delete empty directory: Os.removedirs () recursively delete directories and files (like DOS command DeleteTree): Method 1: Self-reliance, arduous work Dele