{"id":237,"date":"2019-02-14T09:47:56","date_gmt":"2019-02-14T09:47:56","guid":{"rendered":"https:\/\/prwatech.in\/blog\/?p=237"},"modified":"2020-07-10T05:19:46","modified_gmt":"2020-07-10T05:19:46","slug":"hadoop-basic-linux-commands","status":"publish","type":"post","link":"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/","title":{"rendered":"Hadoop Basic Linux Commands"},"content":{"rendered":"<p>&nbsp;<\/p>\n<h1>Hadoop Basic Linux Commands<\/h1>\n<p>&nbsp;<br \/>\nWelcome to the world of best <strong>Linux commands used in Hadoop<\/strong>, In This tutorial, one can easily learn a List of all Top Rated <strong>Hadoop basic Linux commands<\/strong> which are available and are used by most of the Hadoop developers. Are you also dreaming to become to certified Pro Developer, then stop just dreaming get your Hadoop certification course from India\u2019s Leading <a href=\"https:\/\/prwatech.in\/\">Big Data Training institute<\/a>.<\/p>\n<p>&nbsp;<br \/>\nSo follow the below mentioned basic Linux commands for Hadoop from Prwatech and learn <a href=\"https:\/\/prwatech.in\/hadoop-training-institute-in-bangalore\/\">Hadoop Course<\/a> like a pro from today itself under 15+ Years of Hands-on Experienced Professionals.<\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1156 size-full\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/1-17.png\" alt=\"Hadoop linux commands\" width=\"820\" height=\"312\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/1-17.png 820w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/1-17-300x114.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/1-17-768x292.png 768w\" sizes=\"auto, (max-width: 820px) 100vw, 820px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h2>Basic Linux commands used in Hadoop<\/h2>\n<p>&nbsp;<\/p>\n<p><strong>ls\u00a0\u21d2 directory listing<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1136\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/1-16.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"114\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/1-16.png 714w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/1-16-300x46.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>ls -al\u00a0\u21d2 formatted listing with hidden files<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1137\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/2-16.png\" alt=\"Hadoop linux commands\" width=\"850\" height=\"146\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>cd dir\u00a0\u21d2 change directory to dir<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1138\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/3-16.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"69\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/3-16.png 568w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/3-16-300x27.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>cd\u00a0\u21d2 change to home<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1139\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/4-14.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"71\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/4-14.png 577w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/4-14-300x29.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>pwd\u00a0\u21d2 shows current directory<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1140\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/5-15.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"81\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/5-15.png 592w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/5-15-300x32.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>mkdir dir\u00a0\u21d2 create a directory dir<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1141\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/6-15.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"61\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/6-15.png 713w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/6-15-300x24.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>rm file\u00a0\u21d2 delete the file<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1142\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/7-15.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"42\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/7-15.png 713w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/7-15-300x17.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>rm -r dir\u00a0\u21d2 delete directory dir<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1203\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/1-18.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"286\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/1-18.png 548w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/1-18-300x114.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>rm -f file\u00a0\u21d2 force remove the file<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1144\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/9-11.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"45\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/9-11.png 709w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/9-11-300x18.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>rm -rf dir\u00a0\u21d2 force remove directory dir *<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1145\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/10-11.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"44\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/10-11.png 712w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/10-11-300x18.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>cp file1 file2\u00a0\u21d2 Copy file1 to file2<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1146\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/11-11.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"22\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/11-11.png 712w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/11-11-300x9.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>cp -r dir1 dir2\u00a0\u21d2 copy dir1 to dir2; create dir2 if it is not present.<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1147\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/12-11.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"127\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/12-11.png 644w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/12-11-300x51.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>mv file1 file2\u00a0\u21d2 rename or move file1 to file2 if file2 is an existing directory, moves file1 into <\/strong><\/p>\n<p><strong>directory file2<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1148\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/13-10.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"110\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/13-10.png 558w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/13-10-300x44.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>ln -s file link\u00a0\u21d2 create a symbolic link to file<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1204\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/2-18.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"171\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/2-18.png 637w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/2-18-300x68.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>touch file\u00a0\u21d2 create or update file<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1149\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/14-11.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"79\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/14-11.png 635w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/14-11-300x32.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>cat &gt; file\u00a0\u21d2 places standard input into the file<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1150\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/15-10.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"72\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/15-10.png 457w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/15-10-300x29.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>more file\u00a0\u21d2 output the contents of the file<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1151\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/16-9.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"55\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/16-9.png 577w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/16-9-300x22.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>head file\u00a0\u21d2 output the first 10 lines of the file<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1152\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/17-9.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"72\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/17-9.png 689w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/17-9-300x29.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>tail file\u00a0\u21d2 output the last 10 lines of the file<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1153\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/18-9.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"163\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/18-9.png 571w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/18-9-300x65.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>tail -f file\u00a0\u21d2 output the contents of the file as it<\/strong><\/p>\n<p>&nbsp;<br \/>\n<strong>grows, starting with the last 10 lines<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1154\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/19-8.png\" alt=\"Hadoop linux commands\" width=\"750\" height=\"105\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/19-8.png 601w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/19-8-300x42.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<h4><\/h4>\n<h4><strong>Permission Commands:<\/strong><\/h4>\n<p>&nbsp;<\/p>\n<p><strong>chmod\u00a0\u21d2 modify file access rights<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1199\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/35-2.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"114\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/35-2.png 642w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/35-2-300x46.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>su\u00a0\u21d2 temporarily become the superuser<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1194\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/36.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"137\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/36.png 417w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/36-300x55.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>sudo\u00a0\u21d2 temporarily become the superuser<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1195\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/37.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"59\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/37.png 587w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/37-300x24.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>chowm\u00a0\u21d2 change file ownership<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1200\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/38-1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"115\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/38-1.png 650w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/38-1-300x46.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>chgrp\u00a0\u21d2 change a file&#8217;s group ownership<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1197\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/39.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"116\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/39.png 638w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/39-300x47.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<h4>System Info Commands :<\/h4>\n<p>&nbsp;<\/p>\n<p><strong>date \u21d2\u00a0\u00a0shows the current date and time<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1164\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/20-7.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"69\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/20-7.png 488w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/20-7-300x28.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>cal \u21d2\u00a0\u00a0show this month&#8217;s calendar<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1165\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/21-7.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"322\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/21-7.png 449w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/21-7-300x129.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>uptime \u21d2\u00a0\u00a0show current uptime<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1166\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/22-4.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"53\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/22-4.png 626w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/22-4-300x21.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>w \u21d2\u00a0\u00a0display who is online<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1167\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/23-4.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"81\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/23-4.png 648w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/23-4-300x32.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u00a0whoami \u21d2 who you are logged in as<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1168\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/24-4.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"69\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/24-4.png 400w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/24-4-300x28.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<br \/>\n&nbsp;<\/p>\n<p><strong>finger user \u21d2\u00a0\u00a0display information about user<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1169\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/25-3.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"228\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/25-3.png 644w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/25-3-300x91.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>uname -a \u21d2\u00a0\u00a0show kernel information<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1170\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/26-2.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"56\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/26-2.png 643w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/26-2-300x22.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>cat \/proc\/cpuinfo \u21d2\u00a0\u00a0cpu information<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1171\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/27-2.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"99\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/27-2.png 650w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/27-2-300x40.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>cat \/proc\/meminfo \u21d2\u00a0\u00a0memory information<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1172\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/28-2.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"220\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/28-2.png 512w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/28-2-300x88.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>man command \u21d2\u00a0\u00a0show the manual for command<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1173\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/29-1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"335\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/29-1.png 645w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/29-1-300x134.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>df \u21d2\u00a0\u00a0show disk usage<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1174\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/30-1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"251\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/30-1.png 643w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/30-1-300x100.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>du \u21d2\u00a0\u00a0show directory space usage<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1175\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/31-1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"174\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/31-1.png 585w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/31-1-300x70.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>free \u21d2\u00a0\u00a0show memory and swap usage<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1176\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/32-1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"79\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/32-1.png 639w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/32-1-300x31.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>whereis app \u21d2\u00a0\u00a0show possible locations of app<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1177\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/33-1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"48\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/33-1.png 644w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/33-1-300x19.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>which app \u21d2\u00a0\u00a0show which app will be run by default<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1178\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/34-1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"64\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/34-1.png 641w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/34-1-300x26.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h4>Process Management Commands:<\/h4>\n<p>&nbsp;<\/p>\n<p><strong>ps\u00a0\u21d2 display your currently active processes<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1229\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"113\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p1.png 630w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p1-300x45.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>top \u21d2\u00a0\u00a0display all running processes<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1230\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p2.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"117\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p2.png 834w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p2-300x47.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p2-768x120.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>kill pid \u21d2\u00a0\u00a0kill process id pid<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1231\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p3.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"225\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p3.png 840w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p3-300x90.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p3-768x230.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>killall proc \u21d2\u00a0\u00a0kill all processes named proc *<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1232\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p4.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"80\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p4.png 828w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p4-300x32.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p4-768x82.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>bg \u21d2\u00a0\u00a0lists stopped or background jobs; resume a<\/strong><\/p>\n<p>&nbsp;<br \/>\n<strong>stopped job in the background<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1233\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p5.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"303\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p5.png 837w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p5-300x121.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p5-768x310.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>fg \u21d2\u00a0\u00a0brings the most recent job to foreground<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1234\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p6.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"78\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p6.png 812w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p6-300x31.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p6-768x79.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>fg n \u21d2\u00a0\u00a0brings job n to the foreground<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1235\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p7.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"166\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p7.png 833w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p7-300x66.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/p7-768x170.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h4>SSH Commands<\/h4>\n<p>&nbsp;<\/p>\n<p><strong>sshuser@host\u00a0\u21d2\u00a0connect to host as the user<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1236\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"475\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s1.png 826w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s1-300x190.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s1-768x486.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>ssh -p port user@host \u21d2\u00a0\u00a0connect to host on port<\/strong><br \/>\n<strong>port as user<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1237\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s2.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"191\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s2.png 828w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s2-300x76.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s2-768x196.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<br \/>\n<strong>ssh-copy-id user@host \u21d2\u00a0\u00a0add your key to host for<\/strong><br \/>\n<strong>user to enable a keyed or passwordlesslogin<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1238\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s3.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"394\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s3.png 836w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s3-300x158.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s3-768x403.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h4>Searching Commands<\/h4>\n<p>&nbsp;<\/p>\n<p><strong>grep pattern files \u21d2\u00a0\u00a0search for pattern in files<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1242\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s4.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"95\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s4.png 774w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s4-300x38.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s4-768x97.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>grep -r pattern dir \u21d2\u00a0\u00a0search recursively for<\/strong><br \/>\n<strong>pattern in dir<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1243\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s5.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"140\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s5.png 664w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s5-300x56.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1244\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s6.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"80\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s6.png 857w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s6-300x32.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s6-768x82.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>command | grep pattern \u21d2\u00a0\u00a0search for pattern in the output of the command<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1245\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s7.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"455\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s7.png 796w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s7-300x182.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s7-768x466.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>locate file \u21d2\u00a0\u00a0find all instances of file<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1246\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s8.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"189\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s8.png 776w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s8-300x76.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/s8-768x194.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h4>Network Commands<\/h4>\n<p>&nbsp;<\/p>\n<p><strong>ping host \u21d2\u00a0\u00a0ping host and output results<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1223\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"289\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n1.png 845w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n1-300x116.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n1-768x296.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>whois domain \u21d2\u00a0\u00a0get whoisinformation for domain<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1224\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n2.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"414\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n2.png 874w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n2-300x165.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n2-768x424.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>dig domain \u21d2\u00a0\u00a0get DNS information for domain<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1225\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n3.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"328\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n3.png 867w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n3-300x131.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n3-768x336.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>dig -x host \u21d2\u00a0\u00a0reverse lookup host<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1226\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n4.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"320\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n4.png 867w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n4-300x128.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n4-768x328.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>wget file \u21d2\u00a0\u00a0download file<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1227\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n5.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"251\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n5.png 867w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n5-300x100.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n5-768x257.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>wget -c file \u21d2\u00a0\u00a0continue a stopped download<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1228\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n6.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"293\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n6.png 872w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n6-300x117.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/n6-768x300.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h4>Installation Commands<\/h4>\n<p>&nbsp;<\/p>\n<p><strong>Install from source<\/strong>:<\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1239\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I1.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"236\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I1.png 872w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I1-300x94.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I1-768x241.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>.\/configure<br \/>\nmake<br \/>\nmake install<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1240\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I2.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"38\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I2.png 531w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I2-300x15.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><strong>dpkg-i pkg.deb \u21d2\u00a0<a href=\"https:\/\/www.youtube.com\/channel\/UCwAaWqnH2MqikDMpb1jBspw\">\u00a0install a package<\/a> (Debian)<\/strong><\/p>\n<p>&nbsp;<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1241\" src=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I3.png\" alt=\"hadoop linux commands\" width=\"750\" height=\"196\" srcset=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I3.png 857w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I3-300x78.png 300w, https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/03\/I3-768x201.png 768w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h4><strong>Shortcuts Commands<\/strong><\/h4>\n<p>&nbsp;<\/p>\n<p><strong>\u2666 Ctrl+C \u21d2\u00a0<\/strong>\u00a0halts the current command<br \/>\n<strong>\u2666 Ctrl+Z \u21d2\u00a0<\/strong>\u00a0stops the current command, resume with<br \/>\nfgin the foreground or bgin the background<br \/>\n<strong>\u2666 Ctrl+D \u21d2\u00a0<\/strong>\u00a0log out of current session, similar to exit<br \/>\n<strong>\u2666 Ctrl+W \u21d2\u00a0<\/strong>\u00a0erases one word in the current line<br \/>\n<strong>\u2666 Ctrl+U \u21d2\u00a0<\/strong>\u00a0erases the whole line<br \/>\n<strong>\u2666 Ctrl+R \u21d2\u00a0<\/strong>\u00a0type to bring up a recent command<br \/>\n<strong>\u2666 !! \u21d2\u00a0<\/strong>\u00a0repeats the last command<br \/>\n<strong>\u2666 exit \u21d2\u00a0<\/strong>\u00a0log out of current session<\/p>\n<p>&nbsp;<br \/>\nThanks for Reading us, if you are also the one who is keen to learn the technology like a pro from scratch to advanced level, the Ask your World-class Trainers of India&#8217;s Leading <a href=\"https:\/\/prwatech.in\/hadoop-training-institute-in-bangalore\/\">Hadoop Training institute<\/a> now and get Benefits of <a href=\"https:\/\/prwatech.in\/big-data-certification-course-in-bangalore\/\">Big Data Certification course<\/a> from <a href=\"https:\/\/prwatech.in\/\">Prwatech<\/a>.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Hadoop Basic Linux Commands &nbsp; Welcome to the world of best Linux commands used in Hadoop, In This tutorial, one can easily learn a List of all Top Rated Hadoop basic Linux commands which are available and are used by most of the Hadoop developers. Are you also dreaming to become to certified Pro [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2937,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[40],"class_list":["post-237","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hadoop","tag-hadoop-basic-linux-commands"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Hadoop Basic Linux Commands | Basic Linux commands for Hadoop<\/title>\n<meta name=\"description\" content=\"Here is the list of Hadoop Basic Linux Commands which are available, Get the best Basic Linux commands for Hadoop from Prwatech\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hadoop Basic Linux Commands | Basic Linux commands for Hadoop\" \/>\n<meta property=\"og:description\" content=\"Here is the list of Hadoop Basic Linux Commands which are available, Get the best Basic Linux commands for Hadoop from Prwatech\" \/>\n<meta property=\"og:url\" content=\"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/\" \/>\n<meta property=\"og:site_name\" content=\"Prwatech\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/prwatech.in\/\" \/>\n<meta property=\"article:published_time\" content=\"2019-02-14T09:47:56+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-07-10T05:19:46+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/hadoop-basic-linux-commands.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"768\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Prwatech\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@Eduprwatech\" \/>\n<meta name=\"twitter:site\" content=\"@Eduprwatech\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Prwatech\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/\",\"url\":\"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/\",\"name\":\"Hadoop Basic Linux Commands | Basic Linux commands for Hadoop\",\"isPartOf\":{\"@id\":\"https:\/\/prwatech.in\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/hadoop-basic-linux-commands.jpg\",\"datePublished\":\"2019-02-14T09:47:56+00:00\",\"dateModified\":\"2020-07-10T05:19:46+00:00\",\"author\":{\"@id\":\"https:\/\/prwatech.in\/blog\/#\/schema\/person\/db90baff7744090b2288bbc98fea87f3\"},\"description\":\"Here is the list of Hadoop Basic Linux Commands which are available, Get the best Basic Linux commands for Hadoop from Prwatech\",\"breadcrumb\":{\"@id\":\"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/#primaryimage\",\"url\":\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/hadoop-basic-linux-commands.jpg\",\"contentUrl\":\"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/hadoop-basic-linux-commands.jpg\",\"width\":1024,\"height\":768,\"caption\":\"hadoop basic linux commands\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/prwatech.in\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Hadoop Basic Linux Commands\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/prwatech.in\/blog\/#website\",\"url\":\"https:\/\/prwatech.in\/blog\/\",\"name\":\"Prwatech\",\"description\":\"Share Ideas, Start Something Good.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/prwatech.in\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/prwatech.in\/blog\/#\/schema\/person\/db90baff7744090b2288bbc98fea87f3\",\"name\":\"Prwatech\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/prwatech.in\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/c00bafc1b04045f31eda917de39891456c44fa47c092b9bb6be0f860a3a30a2f?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/c00bafc1b04045f31eda917de39891456c44fa47c092b9bb6be0f860a3a30a2f?s=96&d=mm&r=g\",\"caption\":\"Prwatech\"},\"url\":\"https:\/\/prwatech.in\/blog\/author\/prwatech123\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Hadoop Basic Linux Commands | Basic Linux commands for Hadoop","description":"Here is the list of Hadoop Basic Linux Commands which are available, Get the best Basic Linux commands for Hadoop from Prwatech","robots":{"index":"noindex","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"og_locale":"en_US","og_type":"article","og_title":"Hadoop Basic Linux Commands | Basic Linux commands for Hadoop","og_description":"Here is the list of Hadoop Basic Linux Commands which are available, Get the best Basic Linux commands for Hadoop from Prwatech","og_url":"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/","og_site_name":"Prwatech","article_publisher":"https:\/\/www.facebook.com\/prwatech.in\/","article_published_time":"2019-02-14T09:47:56+00:00","article_modified_time":"2020-07-10T05:19:46+00:00","og_image":[{"width":1024,"height":768,"url":"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/hadoop-basic-linux-commands.jpg","type":"image\/jpeg"}],"author":"Prwatech","twitter_card":"summary_large_image","twitter_creator":"@Eduprwatech","twitter_site":"@Eduprwatech","twitter_misc":{"Written by":"Prwatech","Est. reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/","url":"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/","name":"Hadoop Basic Linux Commands | Basic Linux commands for Hadoop","isPartOf":{"@id":"https:\/\/prwatech.in\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/#primaryimage"},"image":{"@id":"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/#primaryimage"},"thumbnailUrl":"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/hadoop-basic-linux-commands.jpg","datePublished":"2019-02-14T09:47:56+00:00","dateModified":"2020-07-10T05:19:46+00:00","author":{"@id":"https:\/\/prwatech.in\/blog\/#\/schema\/person\/db90baff7744090b2288bbc98fea87f3"},"description":"Here is the list of Hadoop Basic Linux Commands which are available, Get the best Basic Linux commands for Hadoop from Prwatech","breadcrumb":{"@id":"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/#primaryimage","url":"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/hadoop-basic-linux-commands.jpg","contentUrl":"https:\/\/prwatech.in\/blog\/wp-content\/uploads\/2019\/02\/hadoop-basic-linux-commands.jpg","width":1024,"height":768,"caption":"hadoop basic linux commands"},{"@type":"BreadcrumbList","@id":"https:\/\/prwatech.in\/blog\/hadoop\/hadoop-basic-linux-commands\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/prwatech.in\/blog\/"},{"@type":"ListItem","position":2,"name":"Hadoop Basic Linux Commands"}]},{"@type":"WebSite","@id":"https:\/\/prwatech.in\/blog\/#website","url":"https:\/\/prwatech.in\/blog\/","name":"Prwatech","description":"Share Ideas, Start Something Good.","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/prwatech.in\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/prwatech.in\/blog\/#\/schema\/person\/db90baff7744090b2288bbc98fea87f3","name":"Prwatech","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/prwatech.in\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/c00bafc1b04045f31eda917de39891456c44fa47c092b9bb6be0f860a3a30a2f?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/c00bafc1b04045f31eda917de39891456c44fa47c092b9bb6be0f860a3a30a2f?s=96&d=mm&r=g","caption":"Prwatech"},"url":"https:\/\/prwatech.in\/blog\/author\/prwatech123\/"}]}},"_links":{"self":[{"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/posts\/237","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/comments?post=237"}],"version-history":[{"count":29,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/posts\/237\/revisions"}],"predecessor-version":[{"id":4122,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/posts\/237\/revisions\/4122"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/media\/2937"}],"wp:attachment":[{"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/media?parent=237"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/categories?post=237"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prwatech.in\/blog\/wp-json\/wp\/v2\/tags?post=237"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}