fastest way to transfer large files

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C # the fastest way to copy large files

As we all know, the copy provided by Microsoft's operating system is "mentally retarded" with low speed and no resumable data transfer. In addition, copying will drag other applications down and occupy a large amount of File Cache. Therefore, many advanced copy tools are born, and FastCopy is the best. The copy speed of FastCopy can basically reach the limit of the disk, and its implementation can be seen b

(summary) The fastest way to delete massive files using rsync under Linux

Yesterday encountered the need to delete a large amount of files under Linux, you need to delete hundreds of thousands of files. This is a log of the previous program, growing fast and useless. This time, we often use the delete command RM-FR * is not useful, because the time to wait too long. So we have to take some very good measures. We can use rsync to quickl

Java read large files fastest performance "Go"

Java read large file fastest performance Full reference from: The efficiency comparison test of several large file reading methods It is said that 1.88g only about 5 seconds, not tested./** * Read large files * bufferedreader + char[] * @throws IOException*/

The fastest way to delete massive files using rsync under Linux

The usual Delete command RM-FR * is not useful, because the time to wait is too long. So we have to take some very good measures.We can use rsync to quickly delete large numbers of files. 1. Install rsync First: yum install rsync 2. Create an empty folder: mkdir /tmp/test 3. Delete the target directory with rsync: rsync --delete-before -a -H -v --progress --st

Linux tips: the fastest way to delete 1 million files at a time

Initial Evaluation Yesterday, I saw a very interesting method to delete massive files under a directory. This method is from Zhenyu Lee in http://www.quora.com/how-can-someone-rapidly-delete-400-000-files. He does not use find or xargs. He uses the powerful functions of rsync very creatively. He uses rsync-delete to replace the target folder with an empty folder. Then I made an experiment to compare various

Use QQ files to transfer large files between the Office and the residence

Abstract: This article describes how developers use QQ large attachment uploads and QQ file transfer stations to solve the problem of file transfer between the Office and the residence. In order to save the waiting time, we also used the tips of automatic shutdown. Our developers often encounter such problems. They develop various materials in the company and wa

MySQL source imports multiple SQL files and large files and online mutual transfer

Label:mysql>use dbtest; mysql>set names UTF8; Mysql>source D:/mysql/all.sql; To import multiple files through the source command, you can create a new All.sql file that contains the following command For example: source D:/a1.sql; source D:/a2.sql; When you run Mysql>source D:/mysql/all.sql; This allows you to import multiple SQL files within a single source command. I see people still try to use source *

Personal first open source distributed project Distributetemplate implementation of three network communication Netty transfer large files

mode, if the user if the reference can traverse to go if the reference to find, Can not be traversed to the Unreal reference queue inside the persistent recovery of the search, backup and restore synchronization is used to him, here is also a network connection why I do not establish a new connection mechanism, in fact, Netty to establish a reconnect is easy to add a monitor reconnect when the connection can be, but now do not need, Well, you know, See the Server client package file in my Code

Php large file download class supports more than 2 GB files support resumable transfer _ PHP Tutorial

Php large file download class supports more than 2 GB files support resumable transfer .? Php Tutorial 002 ** 003 * SPANclasst_tagonclicktagshow (event) hreftag. php? Name % CE % C4 % BC % FE file SPAN transmission. resumable data transfer is supported. 004 * larger than 2 GB files

A new way to transfer files between different operating systems using TAR or DD

There are a number of ways to transfer files between different operating systems. If the network is available, you can use FTP, SFTP, NFS, SAMBA (CIFS), HTTP, and so on, and if the network is not working, you can use a file system that is supported by two operating systems, such as floppy disks, CDs, or the most commonly used FAT file systems. , you can also use backup devices that are supported by two oper

Win8 with tools fastcopy speed copy large files to achieve rapid transfer

Everyone is free to watch high-definition movies, using the WIN8 system more advanced functions to see, can have a better experience, such as high-speed, fluent. But if you want to transfer a large volume of the film, it will be troublesome and time-consuming. In fact, in Win8, you can use the gadget "FastCopy" to quickly transfer. How to operate it?   FastCopy,

Php large file download class supports more than 2 GB files support resumable data transfer

002 /**003 * 004*2 GB or more ultra-large files are also valid005 * @ author MoXie006 */007 class Transfer {008 /**009 * buffer unit010 */011 const BUFF_SIZE = 5120; // 1024*5012 /**013 * file address014 * @ var 015 */016 private $ filePath;017 /**018 * file size019 * @ var 020 */021 private $ fileSize;022 /**023 * file type024 * @ var 025 */026 private $ mimeTyp

Netty 5 ways to transfer large files

Netty 5 provides a chunkedwriterhandler to transfer large files, the sending end is as follows:Add Chunedwriterhandler:ChannelPipelineChunkedWriteHandler()); P.addlast ("Handler", New MyHandler ());Send files directlyChannelChunkedFile(New File ("video.mkv"));It is important to note that Chunkedwriterhandler must be ad

Python socket used to transfer large files

The socket recommended Maximum transmission unit is 8,192 characters, but if more than 8192 will cause problems, we can use the following methods to deal withClient codeImport Subprocessimport Socketip_bind = ("127.0.0.1", 9000) client = Socket.socket () client.connect (ip_bind) L1 = []while True: option = input ("client:") Client.sendall (bytes (option,encoding= "Utf-8")) server_data_size = Client.recv Print (server_data_size) a = str (server_data_size,encoding= "Utf-8"). Strip (

The easiest way to transfer files between Linux two servers

There are usually 4 ways to copy files between different Linux1.ftp2.samba Service3.sftp4.scp The above three methods, are more cumbersome, here do not repeat. The simplest approach is the SCP, which can be understood as the CP command under the SSH pipeline. Copy the current file to a remote server: Scp/home/a.txt Root@192.168.0.8:/home/root You will then be prompted to enter the root password for 192.168.0.8, and then the replication

Php: The best way to read large files _ PHP Tutorial

Php provides the best way to read large files. Php is the best way to read large files. php is the best way to read large

Python simple way to separate a large file into multiple small files by paragraph

/office-TXT ',' R ', encoding=' UTF8 ').Read();#读文件内容Paralist=p.Split(filecontent)#根据换行符对文本进行切片Filewriter=Open(' Files/0.txt ',' A ', encoding=' UTF8 ');#创建一个写文件的句柄 forParaindex in range (len (paralist)):#遍历切片后的文本列表FileWriter.Write(Paralist[paraindex]);#先将列表中第一个元素写入文件中 if((paraindex+1)%3==0):#判断是否写够3个切片, if that's enough.FileWriter.Close();#关闭当前句柄Filewriter=Open(' files/'+str ((paraindex+1)/3)+'. txt ','

The best way for php to read large files

The best way for php to read large files Php reads large files in a row instead of writing all the files into the memory at a time. This will cause the php program to become stuck. The following is an example. The Code

Python simple way to separate a large file into multiple small files by paragraph

-*-Import Re;p=re.compile (' \ n ', Re. S); filecontent=Open(' files/office-TXT ',' R ', encoding=' UTF8 ').Read();#读文件内容Paralist=p.Split(filecontent)#根据换行符对文本进行切片Filewriter=Open(' Files/0.txt ',' A ', encoding=' UTF8 ');#创建一个写文件的句柄 forParaindex in range (len (paralist)):#遍历切片后的文本列表FileWriter.Write(Paralist[paraindex]);#先将列表中第一个元素写入文件里 if((paraindex+1)%3==0):#推断是否写够3个切片, assuming it's enough.FileWriter.C

PHP quick way to read large files specifying rows

1, facing the problem analysis Read ordinary small files we generally use fopen or file_get_contents is very convenient and simple, the former can be recycled, the latter can be read one time, but all the contents of the file loaded to operate once. If the load of the file is particularly large, such as hundreds of M, G, when the performance is very poor, then there is no big file in PHP processing function

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