hadoop command not found ubuntu

Original address: http://blog.csdn.net/coolcgp/article/details/43448135, make some changes and additionsFirst, Ubuntu Software Center installs eclipseSecond, copy the Hadoop-eclipse-plugin-1.2.1.jar to the plug-in directory under the Eclipse installation directory/usr/lib/eclipse/plugins (if you do not know the installation directory for Eclipse, terminal input Whereis Eclipse Lookup. If installed by defaul

In HDFs, the fsck command is provided to check the health status of files and directories on HDFs, to obtain block block information and location information for files, and so on.Specific command description:-move: Move the corrupted file into the/lost+found directory-delete: Deleting corrupted files-openforwrite: The file being written in the output detection-li

Ubuntu In the environment Eclipse the installation and Hadoop configuration of the pluginFirst, installation of EclipseIn Ubuntu desktop mode, click Ubuntu Software Center in the taskbar, search for Eclipse in the search barNote: The installation process requires the user password to be entered.Ii. Configuration of Ecl

Tags: vim tar hadoop others connection error des localhost installationSingle/pseudo-distributed configuration of Spark under ubuntu16.4 I'm not here in one by one. For details, please click on the link below:Hadoop Installation Tutorial _ standalone/pseudo-distributed configuration _hadoop2.6.0/ubuntu14.04I have a problem when I configure a pseudo-distributed file and the Namenode is formatted correctly after I did this, I get the following error whe

64-bit Ubuntu configuration Hadoop needs to be compiled from the source code, although Ubuntu is installed in the virtual machine, can be loaded with a 32-bit, but now a little trouble to accumulate experience after the convenience. However, when writing this sentence, the compiled part is not finished yet. In any case, follow the usual habits and write as you go

Performance analysis http://www.linuxidc.com/Linux/2012-02/53821.htm of Hadoop File System in model and architecture Hadoop cluster beginner's note http://www.linuxidc.com/Linux/2012-02/53524.htm2. Create a hadoop user on each machine in the cluster. A) sudo adduser -- ingroup adminhadoop Password and other information. Add the new

installation location for Hadoop in eclipse　　3, configuring MapReduce in Eclipse　　I found 9001 this port does not match, DFS can be connected successfully, but it is better to configure itUBUNTU1 is the hostname of my running Hadoop, which can also be replaced by an IP address,After you turn on Hadoop, you can refresh

the same region, and then to Ping, the delay is not too high. Comparing the data of Aliyun, Sohu and Ubuntu official Ping, we can find that the source of Aliyun is the best in time delay.Third, the cause and resolution of 404 Not Found problem using sudo apt-get installWhen the sudo apt-get install command was recently used on 12.10, there was a problem with 404

Generate key:$ ssh-keygen-t Dsa-p "-F ~/.ssh/id_dsa$ cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keysthe -t key type can be specified with the-t option. If not specified, the RSA key for SSH-2 is generated by default. -f filename Specifies the key file name. Source: http://www.aboutyun.com/thread-6487-1-1.htmlRemote Login Execution shell command keySSH telnet and create the file remotelySSH [email protected] ' mkdir-p. SSH cat >>. Ssh/authorized_keys

-1.9.4Export path= $PATH $: $ANT _home/bin4. Then use Source/etc/profile to re-execute the newly modified5. Enter Ant-version to verify installation successApache Ant (TM) version 1.9.4 compiled on April 29 2014---------------Installing Hadoop-------------------------------1. Modify the machine name, edit/etc/hostname to localhost2. Configure SSH login without passwordSSH-KEYGEN-T RSACD ~/.sshCat Id_rsa.pub >> Authorized_keysApt-get Install Openssh-se

source file to find the JDK to install theUbuntu is using OPENJDK, we must first find the appropriate JDK version. In the terminal input command: Apt-cache search openjdk Find the JDK version we need to install from the list of searches to execute the install command: sudo apt-get install OPENJDK-7-JDK Note OPENJDK-7-JDK is the result we have just searched for, the name is the same. We can verify the insta

Hadoop is installed on the cluster by default. I want to install hadoop on a UbuntuExerciseThe following two links are helpful (both in English ). 1: how to install JDK on Ubuntu. In addition to the command line installation, you can install it on The Synaptic Package Manager GUI. For new Linux users like me, it is mo

Since the server is generally a 64-bit system, the release version of the Hadoop Web site 32-bit native library cannot run, so you need to compile it yourself. The following is a compilation of my process, relatively simple, without downloading various versions and environment configuration, through the command can be completed automatically. The system environment is the

Today, when we set up the hadoop environment configuration, We need to log on via SSH without a password. It took a lot of effort and finally got it done. First, different Linux operating systems may have slightly different commands. my operating system is Ubuntu, So I recorded what I did. 1. hadoop02 @ ubuntuserver2:/root $ ssh-keygen-t rsa command. When the res

UFW Default Deny Copy CodeLinux restart:root user restart can use the following command, but ordinary users do not. Init 6 Copy CodeOrdinary users use the following command sudo reboot Copy CodeFive Tests whether the host and the virtual machine are ping through1. Set up the IP, it is recommended that you use the Linux interface, which is more convenient to set up

04. Run the kvm command line in ubuntu to install 64-bit ubuntu and report "Couldn't find hvm kernel for Ubuntu tree.", kvmhvm 1. The configuration of virt-install used for ubuntu installation: virt-install \--name test4 \--ram 1024 \--disk path=/data/01_ubuntu/ubuntu4.img,s

= ' current/Images '1096-self._installer_dirname = Self.name.lower () + "-installer" 1097-self._set_media_paths ()Found Debian-based systems, __init__ method Self._treearch initialization is i386, is estimated to be virt-manager read Ubuntu ISO file, what is the problem, did not read the system is the x86_64 type, the value is changed to AMD64, you can do it.Run Virt-install again to successfully enter the

dirRecurse; protected boolean limitedDisplay = false; protected boolean humanReadable = false;By default, a maximum of 1024 parameters are displayed. Then, the new parameters are parsed In the parameter resolution method. @Override protected void processOptions(LinkedList args) throws IOException { CommandFormat cf = new CommandFormat(0, Integer.MAX_VALUE, "d", "h", "R", "l"); cf.parse(args); dirRecurse = !cf.getOpt("d"); setRecursive(cf.getOpt("R") dirRecurs

------------------------------------------------------------------------------- Declare not found error (dash in Ubuntu): # Why, # DASH: @ 2010-Mar-25 ------------------------------------------------------------------------------- This problem only occurs in Ubuntu! This type of problem does not exist when Debian is installed, because onlyUbuntu replaces the def

1. The Virt-install configuration used when installing Ubuntu: Virt-install \ --name test4 \ --ram 1024 \ --disk path=/data/01_ubuntu/ubuntu4.img,size=6 \ --vcpus 1 \ --HVM \ --os-type linux \ --network network=default \--os-variant ubuntuquantal \ --graphics None \ --console pty,target_type=serial \ --location/data/00_osfile/ubuntu-16.04.1-server-amd64.iso \ --extra-args ' CONSOLE=TTYS0,115200N8 se