Hdfs dfs no such file or directory. How do … I have found the start-all.

Hdfs dfs no such file or directory ; since 2. So that's my hdfs-site. The -z option will check to see if the file is zero length, returning 0 if true. And you'd need to explicitly create the HDFS parent path of where you're putting files first with hdfs mkdir -p. 04 machine and Java version 1. I have created separate user as hduser for Hadoop operations. 04. No such file or directory When I type hadoop dfs -ls . I want to load the file ad. On HDFS, there is no /home directory. NativeCodeLoader: Unable to load native-hadoop library for your platform using builtin-java classes where applicable mkdir: `/home/hduser/mydata/': No such file or directory Note that you can use it with either hadoop fs -put or hdfs dfs -put to upload files from the local file system to HDFS, both return the same results. txt doesn't exist in you local host, you can check by ll /home/cloudera/ Below you are not using the sudo -u hdfs as you used in the above command. e. The data files you see in the directory "/home/hadoop/datastore " are blocks stored on individual datanode. sh file on /hadoop-x. As for the question you posed in the comments, simply type into your browser http://<host name of the Before delving into the causes and solutions, let’s understand the error in question. jar org. bashrc file. Follow answered Sep 21, 2022 at 0:01. I think you should explore more about its file system in its tutorial. Then in your case you are trying to create the file /user/<user name>/abcd and put inside it the content of your local file. Try appendToFile as your piped command. However, the dfs command returns a response that indicates the class is deprecated, and that hdfs should be used: -bash-4. I know that hadoop fs -ls by default looks for the folder /home/hdfs and so i created it using. Improve this question. metastore. From your example you can see that hdfs is a user that has permissions to create folders. I am trying to run a few simple programs (part of a tutorial) from Putty on the school [hdfs@nnode ~]$ hadoop fs -ls i get the message : ls: `. First, you must create your home directory, which is /user in HDFS. ) hadoop fs -put <LocalFileSystem_Path> . start-dfs/start-yarn. hdfs dfs -mkdir twitter_data hdfs dfs -put <local_files> twitter_data 14/12/30 02:18:09 WARN util. Command I have used for creating directory in hdfs : hadoop fs -mkdir -p /usr/local/hadoop/input_dir Message I am getting : 14/09/19 15:33:01 WARN util. Then, you can place files into a twitter_data directory. If this command gives you an output then your HADOOP_HOME has been set in . Some tools tolerate the two-slash form just like Google Search tolerates typos, because, you know, people are illiterate. -s: if the path is not empty, return 0. xml, core-site. I configured dfs. Yahoo, YDN tutorial on hdfs Probably a noob question but is there a way to read the contents of file in hdfs besides copying to local and reading List the contents of that directory we just created which should now have a new log file from $ hdfs dfs -ls /eventLogging Found 1 items -rwxrwx--- 1 hadoop hadoop 53409 2019-05-21 20:56 /eventLogging Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog hdfs user is a super user, so whenever you copy a file as hdfs, other uses cannot see. Also the Input directory must exist and the Output should not. 0_27. ': No such file or directory You need to mount your local file system to pod thn you will be directly accessing those file inside pod or else use kubectl cp command to put file from local system to inside of pod direct at data directory – It is giving me the two above errors despite me checking that both files exist in the directory and that hadoop has access to the folders. /etc/bashcompletion fi") So I have this file on HDFS but apparently HDFS can't find it and I don't know why. txt then the local file foo. xml file to establish the fs. But you intend to copy data from your local FS to HDFS. hdfs dfs -mkdir -p /user/$(whoami) hdfs dfs -chown -R $(whoami) /user/$(whoami) hdfs dfs -chmod -R 750 /user/$(whoami) Then, the first command will work so will put and ls Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company To concatenate all files in the folder to an output file: hadoop fs -cat myfolder/* | hadoop fs -put - myfolder/output. NativeCodeLoader: Unable to load native-hadoop library for your platform using builtin 文章浏览阅读1. put: `/home/cloudera/ipf. bash_profile" file. hadoop. Instead use the hdfs command for it. Try hdfs dfs -mkdir -p /user/Hadoop/twitter_data. I get the error: DEPRECATED: Use of this script to execute hdfs command is deprecated. on Ubuntu 14. json pattern. My files are present in HDFS. it runs accurately using python3 on the Linux shell. start-dfs. 1 HBase creates its directory in HDFS. Hadoop fs is deprecated Usage: hdfs dfs -test -[ezd] URI. We use this flag to copy data from the local file system to the Hadoop directory. txt /user/popeye/bar. I can see /output2 . My requirement is: 1. the table can created, but not data. Use command : hdfs dfs -put file_location hdfs_location. 6 on single machine using this tutorial. 8. 3w次，点赞6次，收藏20次。在上传文件到HDFS的过程中，遇到了不少问题，虽然没有权限问题，还是很恼人。下面就是我所遇到问题的汇总和相应的解决方法。报错 put : ‘. Hot Network Questions What is the legal status of people from United States overseas territories? Navigating a Colleague's Over-Reporting to Management how to combine two math symbols Experience points for Data in hdfs are stored in blocks and is stored in all datanodes. There are three flags that we can use for load data from local machine into HDFS,-copyFromLocal. 0. To copy data from local FS to HDFS you can use either put or copyFromLocal. bashrc file in your home directory and add below statements considering your hadoop is installed in /opt/hadoop. Heading. Add the folder of the whoami as the first thing to the PATH variable in . I have installed Hadoop 2. Copying files from a local file to HDFS file system, Similar to the fs -put command and copyFromLocal command both are Store files from the local file system to HDFS. 0-w: if the path exists and write permission is Try with three slashes -- the full syntax is hdfs://namenode/some/path and can be abbreviated as hdfs:///some/path or even /some/path (using the "defaultFS" property from core-site. I have this bash script and I want to ignore the "No such file or directory" error, when the folder is empty, so the script can execute the rest of the code. when i tried command - bin/hdfs dfs -put etc/hadoop input, it says . NativeCodeLoader: Unable to load native-hadoop library for your platform using builtin-java classes where applicable copyFromLocal: '/app/hadoop/tmp': No such file or directory I have given all the permissions to input the file (first. Set the hadoop home: Add following after ("if [-f /etc/bash_completion] && lshopt -0q posix; then . If you get permission denied, you either need to change the permissions of this file so the hdfs user can read it (or if it already has read permissions, move the file to a directory that the hdfs user can read), or use a different user that has permission to access the local and the remote directories/files. $ hdfs dfs -put /etc/group "/tmp/abc^M" $ hdfs dfs HADOOP_USER_NAME=hdfs hadoop dfs -put Share. 21. Single user mode requires that you change the default configuration for all log and data directories to ones that are writable by the cloudera-scm user. Solved: Hi All, Our application team created hdfs directories with below script. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Getting "No such file or directory: 'hadoop'" for HdfsTarget #2418. It does not currently support reading input scripts from HDFS. You need to start with hadoop fs -mkdir /user/$(whoami), and then you should be able to create a directory as you've tried. when using DESCRIBE FORMATTED tbl_name, I can see the location: hdfs path. I am using Ubuntu 12. I'm at the point where it's time to format the HDFS using the namenode -format command. You should be able to assert this by running a aboolute listing and confirm the contents / output match: hadoop fs -ls hadoop fs -mkdir -p input hdfs dfs -put . 4k次，点赞2次，收藏3次。问题:Hadoop配置好之后，上传文件或者列出文件目录时，‘. txt will be copied into your own hdfs directory /user/popeye/bar. Your first call to hadoop fs -ls is a relative directory listing, for the current user typically rooted in a directory called /user/${user. But, when trying to see the files in /output2 by running: [derekc@quickstart ~]$ hdfs dfs -ls output2 (or several However, when I try to put some file in host machine to test the WordCount test in Hadoop. I'm getting the following as I start my pipeline which checks whether a CSV file exists (HdfsTarget) And I was able to create a directory in HDFS, but having a problem uploading a file from my local system to the directory. Hadoop dfs -ls returns list of files in my hadoop/ dir. #!/usr/bin/env bash set -e TEMP_HDFS I have uploaded a Directory to hadoop cluster that is having "," in its name like "MyDir, Name" when I am trying to delete this Directory by using rmr hadoop shell command as following hadoop dfs Using mkdir in hadoop needs the "hadoop file permissions". The -p flag indicates that all nonexistent directories leading up to the given directory are to be created as well. Try. 0. linux; hadoop; hdfs; Share. Modified 6 years, No such file or directory. ': No such file or directory ubuntu@sam-master:~$ Whereas, executing the same command with HDFS URI [derekc@quickstart ~]$ hdfs dfs -ls . Step 2: hdfs dfs -mkdir -p /user/root/ Step 3: hdfs dfs chown root /user/root/ Step 4: Login back as root account again. The piece of code I have is: public static Schema getSchema() throws IOException { InputStream is = new How to get a list of files from hdfs (hadoop) directory using python script? I have tried with following line: ("hdfs dfs -ls <HDFS Location> | awk '{print $8}'" PIPE import logging logger = logging. In your case I can see you logged in as root account, please 1) User hdfs does not have access to the /home/cloudera directory. Say, Unless I'm mistaken, it seems you are looking for a temporary directory that you probably defined in the property hadoop. /user/myuser ) 3. Commented Aug 23, 2017 at 13:45. /input/* input # Now run the executable hadoop jar jars/WordCount. Hi. x/sbin directory. I want to move that directory (and everything inside it) into a new directory. Or you can make directories under /tmp, for example instead if I run this command -> hdfs dfs -ls it will show the result as --> drwxr-xr-x - hdfs supergroup 0 2017-08-23 06:54 stackexchange – Ajoe. dir. txt bar. I have created a directory using the command that looks exactly like: [cloudera@quickstart ~]$ hdfs dfs -mkdir skk411. examples. ) hadoop dfs -ls . The Impala shell is looking for the file in your *local* filesystem, not on HDFS. If you set it to hdfs://, then the default locations for the namenode and datanode directories are in your local /tmp folder. The folder got created but I am not able to locate where exactly it got created. ': No such file or directory and. So I tried to create hadoop directory using below command. This command will not work if the file already exists unless the –f flag is given to the command. when I run this code It returns start-dfs. gz input lib libexec sbin src etc hadoop include jdk1. Even if you use sudo at the begining of your copyToLocal command, you still need to mind that if your file in HDFS is stored somewhere in a user-owned directory you need to be that user to copy it. The next step is to provide a File to HDFS. -r: if the path exists and read permission is granted, return 0. Follow answered Dec 30, 2014 at 9:50. hdfs dfs -ls WARN util. Here is the command which I use-$ hdfs dfs -copyFromLocal MyDir/* /path/to/hdfs/. txt (where popeye is your username. hadoop dfs -ls /tmp List files in HDFS default folder (. I look over the log on each datanode a I faced the same issue, after changing localhost to hostname which is also defined in hosts file, it got fixed. I have set If you don't specify an absolute path in hadoop (HDFS or wathever other file system used), it will pre-append your user directory to create an absloute path. 7. but as I use crontab to run the code, I get &quot;FileNotFoundError: [ No such file or directory' is because, there is no home dir on HDFS for your current user. warehouse. How to? My attempt: [ Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site cp is used when you wish to copy data from one HDFS location to another HDFS location. xml, mapred-site. But I am getting the below error: put: 'sample1': No such file or directory. sh 启动 Hadoop 可以通过命令jps判断是否启动成功 若成功启动则会列出如下进程: “NameNode”、”DataNode” 和 “SecondaryNam I've been starting NameNode and DataNode, but when I try to use HDFS command to make a directory(in any place), it doesn't work. I have written my code below but when i execute it, it is not able to identify the location. create user directory in hdfs ( ex. 4. py from my host (ubuntu 16. Ha The . txt /input_file_name/output_file_name Without specified destination folder, it looks for . And I run importtsv on hbase to import data from HDFS to HBase on Hbase cluster. If not set then edit . you are HDFS put: no such file or directory even though the file is there. i have a problem in setting hadoop file permissions in hortonworks and cloudera. 2$ Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. You must hdfs dfs -mkdir "/user/$(whoami)" before your current UNIX account can use HDFS, or you can specify an otherwise existing HDFS location to Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company As we can read from here about the -put command:. tmp but when I run this command I get /hbase :No such file or In a newly created EMR cluster, using: hdfs dfs -ls s3://bucket hadoop fs -ls s3://bucket hadoop fs -ls s3a:// etc. xml configuration file or in hive terminal, using below command. Everything is working good, except for when I try to make a Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company When I try to create dir in hdfs for writing data in cluster using the command: hdfs dfs -mkdir /dir name It does not create and shows the following message in centos: mkdir: /dir name: input/ I have a directory in HDFS with subdirectories that contain part-xxxxx files, created by Spark. sudo vi . Also depending on your hadoop version you might also have the path in your *-site. Afterwards you can perform the ls (list files) command - to see if the files are there: List files in HDFS /tmp folder. Copy link ghost commented May 9, 2018. data. Since you're looking or the Hive directories, you are looking for the following property in your hive-site. The start-dfs. Does someone know how I can delete it? I've tried with both hdfs and test user. ': No such file or directory" You don't have a HDFS user directory to copy anything into . bar" with the file name you want copied): 这些命令可以帮助您在 hdfs 上执行各种文件系统操作，管理数据和资源，确保数据的安全和可靠性。 ：将文件或目录从一个路径移动到另一个路径，也可用于重命名。：以人类可读的格式列出文件和目录信息。 Hi @ChethanYM , when i created hdfs user i didn't create with a password but when i execute this is what i'm asked. ': No such file or directory I've followed the instructions in Hadoop the definitive guide, 4th edition : Appendix A to configure Hadoop in pseudo-distributed mode. , the current HDFS directory for the UNIX account running the command. root@hadoop-master:~# hdfs dfs -put /home/ke/code /input It return an error: put: `/home/ke/code': No such file or directory But this directory actually exists because I can use cd /home/ke/code to go to this directory. '：Nosuchfileordirectory错误。原因在于默认路径扩展，解决方法是在命令末尾添加反斜杠指向HDFS根目录。同 Hi I am new to hadoop and trying to create directory in hdfs called twitter_data. ’ :Not such file or directory为了路径更明确一些，我把列出了文件的绝对路径但是还是报 I'm new to Hadoop, and am trying to check what data is available in HDFS. sauravjoshi23 sauravjoshi23. getLogger(__name__) FAILED_TO_LIST_DIRECTORY_MSG = 'No such file or directory' class HdfsException(Exception): pass def hdfs_ls Copy file into HDFS default folder (. Arani Arani. txt. So to make this work, copy the file locally with hdfs -fs get <path to your file> <local path>, and then run impala-shell Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Whenever I do though I get this erro First, use hadoop fs -get /theFolder to copy it into the current directory you are ssh'ed into on your box. copyFromLocal command has an optional switch –f which is used to replace the already existing file in the system, means it can be used to update that file. The following commands have been executed: hadoop fs -copyFromLocal ubuntu-14. path/to/hadoop-x. The root cause for the failure you're seeing is that /dfs/nn cannot be created by the cloudera-scm user. however i still get the message: ls: `. /sbin/start-dfs. ‘:No such file ordirectory的错。解决方法:百度了一下，是这么说的，出现此问题的原因有在HDFS是当前的用户不会创建主目录。 为了解决这个问题，你需要自己创建HDFS主 文章浏览阅读2. ubuntu@sam-master:~$ hadoop fs -ls 15/01/30 17:03:49 WARN util. No such file or directory . 6. You need to make this folder before you can really do anything useful such as running MapReduce, or copying files into the relative path of the user folder such as you've done hadoop dfs -ls hdfs://IP:PORT/ Thanks Arani. 7. xml and hbase-site. You get this error: copyFromLocal: `hdfs://localhost:54310/user/': No such file or directory. 3 on a Lubuntu box using this tutorial. As @rt-vybor stated, use the '-p' option to mkdir to create multiple missing path elements. txt If you have multiple folders on hdfs and you want to concatenate files in each of those folders, you can use a shell script to do this. WordCount input output # View the output hdfs dfs -ls output/ hdfs dfs -cat output/part-r-00000 Without a fully qualified path, you are required to make a user folder first. 2) and 3) is actually the same because in both cases you try to upload the file as user cloudera. dir in conf/hdfs-site. Then you can use either scp or my preference of rsync to copy the files between your box and your local system like so. :No such file or directory?. Asking for help, clarification, or responding to other answers. hadoop fs -mkdir /home. your user after sudo should be root - if it is /user/keanureeves your user should start with that user. I do not need to do any work with mappers and reducers yet, but it's more of an access issue. set the path something like below and try: ## HDFS上传文件时，默认从根目录开始，层层递进查找需上传文件的所在目录，如果中间有目录不为hdfs，则查找中止，导致无法找到此文件，最后就会出现明明文件存在，却 SOLVED: 1. I have set put: `/home/cloudera/ipf. -bash: /hdfs_path/test. All my files are in sub-directories, which in turn are in MyDir. Placing a file into a non-extant directory in hdfs requires a two-step process. all return the error: "ls: `s3://bucket': No such file or directory&quo Try to run which hadoop. xml. xml and/or hive-site. cfg python_code [root@localhost ~]# cd /usr/local [root@localhost local]# ls bin games hadoop-2. In HDFS, ls is used similarly to navigate and explore directories in the distributed file system. 0_77 lib64 output share [root@localhost local]# cd hadoop [root@localhost hadoop]# ls bin include libexec logs README. xml). xml, and a few others depending on what services you have. But is there any better way, inbuilt in hdfs dfs commandline? I have installed hadoop 2. More info about - HDFS File system shell can be found here: 文章浏览阅读2. but the file exists in the directory. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I have installed Hadoop 2. hadoop-fuse-dfs dfs://{hostname}:8020 /export According to Cloudera. Here is my command:. xml: perfect tariq , i got the it ,There is no physical location of a file under the file , not even directory . I am using python v3. 7k次，点赞8次，收藏13次。本文指导如何解决Hadoop安装后使用'hdfs dfs-ls'命令时遇到的'. -e: if the path exists, return 0. In an HA deployment, use the HDFS nameservice instead of the NameNode URI; that is, use the value of dfs. If your HDFS contains the path: /home/hive/warehouse/ and if your local system also contains this path then the hdfs API probably won't know which one you mean. Community; Training; Partners; Support; Cloudera Community. MapReduce expects the Input and Output paths to be the directories in HDFS and not local unless the Cluster is configured in Local mode. In your installation of Hadoop, you had set up a core-site. hdfs dfs -test -[defszrw] HDFS_PATH -d: if the path is a directory, return 0. Usage: hdfs dfs -ls /your/hdfs/path | grep 'xxx' Is there a hdfs command to list files in HDFS directory as per timestamp, ascending or descending? By default, hdfs dfs -ls command gives unsorted list of files. Hadoop noob here. Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. tar. nameservices in hdfs-site. Follow You need to stick with the hadoop fs or newer hdfs dfs commands for hdfs interactions. 7 - Simple Java code to create directory in HDFS. But some tools have a more rigid validation approach. x/sbin/start-all. x. [hdfs@MASTER ~]$ hdfs dfsadmin -safemode leave 21/06/20 17:30:15 WARN util. It may be another location. 1. popen in python3 to put files or make directories in hdfs. sh: command not found. and then. defaultFS property. But the code start-dfs. This command is similar to –copyFromLocal command. txt: No such file or directory. The first one using subprocesses and trying to run some hdfs commands could be an option but I am not very familiar with how to obtain the metadata I need: file_extension, creation_time, etc. $ . json': No such file or directory Is this the expected behavior? I configured dfs. 182 1 1 gold hadoop fs -ls results in "no such file or directory" Related. where check hdfs using hdfs dfs -ls /table directory, it return "no such Hello @lwang . Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company The task to is to create a simple text file on my local pc and move it to HDFS, display the contents of the file- all using HDFS commands. If you want to change the owner of this folder run: sudo -u hdfs hadoop fs -chown new_user /import 文章浏览阅读9. This is a local directory, but when you do hadoop fs -ls you are looking at what files are available in HDFS, so you won't see anything. If you did not make this file://, it will not be the local filesystem. Now this folder ( in this case /user/myuser ) must be accessible to only user and its group but not other users and other groups. iso copyFromLocal: `. 867 11 11 silver No Such file or directory : hdfs. You have It is because the parent directories do not exist yet either. tmp. Ask Question Asked 9 years, 7 months ago. hadoop fs -put filename. Found 7 items drwxr-xr-x - hbase users 0 2014-06-25 18:58 /hbase/. [hduser@Virus ~]$ hadoop fs -mkdir /home/hduser/mydata/ 14/12/03 15:04:53 WARN util. Make your directory in hdfs hdfs dfs -mkdir /input_file_name 2. 0-f: if the path is a file, return 0. Hive internally uses hadoop hdfs file system to store database data. Copy data to hdfs. ; Since 2. As on all systems the LOGS directory needs to be edited by hadoop. txt': No such file or directory The file /home/cloudera/ipf. 04 lts) into my input folder in hdfs with a python script. hadoop fs -put ubuntu-14. So it requires the permission to edit the LOG folder and its contents. when running query, there are some records return. if you want to see those file you have to execute command as like below. Changed file permissions from 777 to 755 for directory listed under dfs. Deleted everything under "/tmp/hadoop-/" directory. 04-desktop-amd64. or [derekc@quickstart ~]$ hdfs dfs -ls /user/derekc . Thank you for your reply! I already tried these options. when I run create table new_table as select * from tbl_name. ’ Please try to create the home directory for that particular user and run the command 'hdfs dfs -mkdir test'. bashrc. Edit the profile to set the home variables for Hadoop and Java. ssh user1@clusternode "hadoop fs -put - /path/in/hdfs/file. txt Try to change the ownership of the folder: /var/log/hadoop/root to the user: munichong. bin/hadoop dfs -ls /use/hadoop/myfolder i can view the file , 1. 4 on my server and I frequently need to copy/move multiple files from my local directory to hdfs directory. Hot Network Questions How do custom images get added to No such file or directory" when used without HDFS URI. sh, stop-dfs. When I searched for answers what I got was a workaround i. To see the created directory, browse to Hadoop bin and type the following command. Note - those are HDFS blocks, not whole, readable files stored in HDFS. Options: The -e option will check to see if the file exists, returning 0 if true. . I am using the below command for this: hadoop fs -put sample1. sh and stop-all. txt) I have constructed a single-node Hadoop environment on CentOS using the Cloudera CDH repository. sh are in the sbin directory. NativeCodeLoader: hdfs dfs -mkdir, No such file or directory. xml files such as hdfs-site. There is also no requirement to match your However, when I try to delete the /data folder I get: # hdfs dfs -rm -R /data rm: `/data': No such file or directory or ls: # hdfs dfs -ls /*data* ls: `/data': No such file or directory So somehow my /data folder is corrupt and I cannot delete or use it anymore. But this file exists here. /hdfs dfs -setrep -R 1 filepath/directory Or you can A Hadoop NameNode and three DataNodes have been installed and are running. mkdir: `input': No such file or directory then problem solved by adding extra / to input and command should be - So I am brand new to Hadoop and the command line although I have done some programming before (as a student). Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Notice how hadoop fs -ls says . /hdfs dfs -mkdir -p /usr/master/datas and I also trying to change the format of my path:. ) As a result, the following achieves the same: hdfs dfs -copyFromLocal foo. This command is used to copy files from the local file system to the HDFS filesystem. Verify by hdfs dfs -ls /user | grep $(whoami). NativeCodeLoader: Unable to load native-hadoop library for your platform using builtin-java classes where applicable Found 6 items I've spent quite some time on this, if anyone can point to the solution would be great. hdfs dfs -ls / Share. Output Without an absolute path, that command creates a folder in your HDFS user's directory, which does not exist by default. Your user folder is used as the default parent folder without providing an absolute path, and it's not created by default for any user of HDFS. when using hive table. Try hdfs dfs -mkdir -p /user/Hadoop/twitter_data. hadoop fs -copyToLocal <HDFS file path> <Local system directory path> Ex: You can try -test option to achieve the same. So if you run: sudo -u hdfs hadoop fs -mkdir /import then the import folder will be created. Even HADOOP_HOME is necessary (HADOOP_PREFIX in the last versions), to be able to execute hadoop commands, what you need to do is to include the bin directory in your PATH or be in the hadoop folder in your terminal to execute the I learned that I have to configure the NameNode and DataNode dir in hdfs-site. Note: hdfs_location is enable. name. hdfs dfs -mkdir -p /user/$(whoami) (You should also chown and chmod that directory). 6. The -p flag indicates that all nonexistent directories leading up to You are trying to run a basic Hadoop command to copy a file into HDFS. i used the root password but it doesn't pass either. yes, there is command like below to change groups, users, owners, etc hdfs dfs -ls gives" ls: `. sh is not working. -f switch is similar to first delete a file and then copying it. I am using Hortonworks Sandbox (not sure if this matters) and was trying to copy a csv file from '/user/root/' directory into '/user/nyc_taxi/' directory but it gave me a 'No such file or directory' hdfs dfs -copyFromLocal foo. Share. sudo -u hdfs hdfs dfs -cat /path/ user1 is a normal user, so whenever you copy a file as user1, hdfs user can have access to those files. How do I have found the start-all. NativeCodeLoader: Unable to load native-hadoop library for your platform using builtin-java classes where applicable mkdir: `/home/hduser/mydata/': No such file or directory I configured short-circuit settings on both hdfs-site. If you really wish to do it using cp then you must specify the complete path along with the scheme. hadoop fs -get <HDFS file path> <Local system directory path> 2. The error message “Hadoop/HDFS ls: ‘. /hdfs dfs -mkdir -p "/usr/master/datas" but I get same result. apache. txt share etc lib LICENSE. hdfs dfs -ls I dont think there is such a thing as hadoop hdfs. More info about - HDFS File system shell can be found here: Hadoop copyFromLocal command is used to copy the file from your local file system to the HDFS(Hadoop Distributed File System). txt" See putting a remote file into hadoop without copying it to local disk for more information. txt Before copying any file into hdfs, just be certain to create the parent directory Step 1: Login as hdfs account. Your user account in HDFS would be under /user. What I found so far is the following: import subprocess def run_cmd(args_list): Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company When there is at least one file, it returns the number of results, but when there is no json file, I'd expect the result to be 0, since the path exists but it doesn't contain any files matching the *. sh where hadoop-x. So your hadoop fs -ls command is listing files / directories relative to this location - in your case /user/Li/. When I run . Hadoop 2. xml, yarn-site. I gave root access to read and write to the user directory with the command hdfs dfs -chmod 777 /user. x is a directory which was created on extracting the If you are not able to see the path check the environment variable in "~/. You can check the hdfs directory path in hive-default. iso put: `. For example: If I'm trying to install Hadoop 2. hive> set hive. NativeCodeLoader: Unable to load native-hadoop ibrary for your platform using builtin-java classes where applicable ls: `. I use subprocess. When I want to copy a local file to HDFS, I used the command: sudo -u hdfs hadoop fs -put /root/My Use a directory you know exists for the destination file without renaming the file itself (substitute "/path/to/" with the directory path to the source file and substitute "foo. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company HDFS文件系统操作与编程运行hadoop伪分布式实例目录操作文件操作 实验目的： (1)HDFS基本目录操作； (2)HDFS文件操作。前提：系统已经进行了hadoop伪分布式配置！执行 . I'm just starting to learn big-data. hadoop fs -mkdir - 37308. Metadata about this file system is stored on Namenode. sh: No such file or directory. [root@localhost ~]# ls anaconda-ks. I have installed and set the paths of java and hadoop correctly. Improve this answer. hdfs dfs -ls /tmp | sort -k6,7. xml configuration on the NameNode: <configuration> <property> <name> You need to first hadoop fs mkdir -p /user/hadoophongdao && hadoop fs -chmod -R 760 /user/hadoophongdao. hadoop fs -mkdir /home/hdfs. The ls command is a standard command in Unix-like operating systems that lists the contents of directories. ghost opened this issue May 9, 2018 · 1 comment Comments. Provide details and share your research! But avoid . I've searched for some tutorials on getting started with hadoop and python without much success. I am trying to upload a file from local file system to hdfs. I have set up be the permission issue, but I cant resolve it. Note that you can use it with either hadoop fs -put or hdfs dfs -put to upload files from the local file system to HDFS, both return the same results. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I hit a hard block when using hive table. Please help - below is my c You should create /user/hive/warehouse folder in hdfs file system before running hive commands. For example, if your HDFS file is in /user/root/. ‘:No such file ordirectory的错。解决方法:百度了一下，是这么说的，出现此问题的原因有在HDFS是当前的用户不会创建主目录。 为了解决这个问题，你需要自己创建HDFS主 First, use hadoop fs -get /theFolder to copy it into the current directory you are ssh'ed into on your box. Step 5: Run your command 'hdfs dfs -mkdir test' Step 6: Now you can see test directory under root account using 'hdfs dfs -ls ' or hdfs dfs -ls /user/root/' Hope this helps you. name} in HDFS. /bin/hadoop fs -ls /hbase If everything goes well, it will give you the following output. And the data node started working. dir; No such file or directory with hdfs. Follow answered Jul 13, 2016 at 9:58. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I am trying to parse xml file's using pyspark. ': No such file or directory. By default, in HDFS you default folder should be /user/user name. create a new user with new group 2. sh, start-all. What I'm getting however, is an error: ls: `/path/to/files/*. ejz qyb xbdjgsr ubiwvsjc wydfwtw vfpnr yzdjhfg mht oldv fna