How to remove removed datanode details from hadoop cluster -

-

i used following property reduce dead node timeout.

propertyname : dfs.heartbeat.recheck.interval value        : 1

but when remove datanode cluster details not removed hadoop cluster.it in dead node state in cluster.

please suggest way remove removed datanode details hadoop cluster.

you can view live nodes or dead nodes alone using below hdfs commands

hdfs dfsadmin -report -live hdfs dfsadmin -report -dead

you can live node name or other particular details using below hdfs command

hdfs dfsadmin -report -live | grep name:

hope helps.


Comments

Post a Comment

Popular posts from this blog

Android : Making Listview full screen -

-
<linearlayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" tools:context=".mainactivity"> <edittext android:layout_margintop="5dp" android:layout_width="match_parent" android:layout_height="50dp" android:background="@drawable/location_edittext" android:id="@+id/locationeditext" android:textsize="15sp" android:textcolor="#999" android:paddingleft="15dp" /> <com.example.ravi_gupta.slider.viewpagercustomduration android:layout_width="wrap_content" android:layout_height="0dp" android:id="@+id/viewpager" android:scrollbarstyle="outsideoverlay" android:layout_weight="0.5...
Read more

javascript - Parse JSON from the body of the POST -

-
i'm using cameratag.com record video on website. service can send json response server can save data database. don't know how proceed here: the documentation states please note json repsonse passed in body of post , not form parameters. here example of how parse response in ruby: data = json.parse(request.raw_post) video_uuid = data["uuid"] but don't know how data on javascript. i'm not experienced in js please bare me :) post sample: { "uuid": "00012710-4b65-0131-ffe6-22000a499ea4", "camera_uuid": "98373a20-79ee-0130-3e42-1231390fcc11", "created_at": "2013-12-20t05:25:02.000z", "percent_complete": 100, "short_code": "kktb4q", "metadata": { }, "state": "published", "recorded_from": "http://singwho.com", "publish_type": null, "formats": [ { "name...
Read more

javascript - How to Hide Date Menu from Datepicker in yii2 -

-
basically in datetimepicker widget date choose first time, how can hide date option widget , filter according time. tried not working want hide remove button [ 'attribute'=>'time', 'label'=>'time', 'format'=>'raw', 'value'=>function($data){ return date('h:i:s',strtotime($data->time)); }, 'filter'=> datetimepicker::widget([ 'model' => $searchmodel, 'attribute' => 'time', 'clientoptions' => [ 'autoclose' => true, 'format' => 'hh:ii', 'showon' =...
Read more