{"id":315,"date":"2019-03-22T09:59:03","date_gmt":"2019-03-22T12:59:03","guid":{"rendered":"https:\/\/portal.venidera.com\/kb\/?p=315"},"modified":"2019-03-22T10:00:48","modified_gmt":"2019-03-22T13:00:48","slug":"english-check-the-service-status-for-hadoop-hdfs-hbase-opentsdb","status":"publish","type":"post","link":"https:\/\/portal.venidera.com\/kb\/2019\/03\/22\/english-check-the-service-status-for-hadoop-hdfs-hbase-opentsdb\/","title":{"rendered":"(English) Check the service status for  Hadoop HDFS \/ HBase \/ OpenTSDB"},"content":{"rendered":"<p class=\"qtranxs-available-languages-message qtranxs-available-languages-message-pb\">Desculpe-nos, mas este texto est\u00e1 apenas dispon\u00edvel em <a href=\"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/posts\/315?lang=en\" class=\"qtranxs-available-language-link qtranxs-available-language-link-en\" title=\"English\">English<\/a>. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.<\/p><p>To execute these procedures described in this page is required to be connected to *dev* or *prod* through *vnc*.<\/p>\n<p>## Check Hadoop HDFS Status<\/p>\n<p>Visit the URL: http:\/\/192.168.30.81:50070\/dfshealth.html<\/p>\n<p>Restart this service may corrupt the HBase data.<\/p>\n<p>## Check HBase Status<\/p>\n<p>Visit: http:\/\/192.168.30.83:16010\/master-status<\/p>\n<p>The URL above must show at least one *Region Server*. If the page is not available, the HBase is off-line.<\/p>\n<p>### Maintainance<\/p>\n<p>* Restart the *Master* connected on the *dev* server:<\/p>\n<p>&#8220;`<br \/>\n$ lxc-attach -n hb-node3 &#8212; \/etc\/init.d\/hbase-master restart<br \/>\n&#8220;`<\/p>\n<p>* Restart the *Region-server* connected on the *dev* server:<\/p>\n<p>&#8220;`<br \/>\n$ lxc-attach -n hb-node4 &#8212; \/etc\/init.d\/hbase-regionserver restart<br \/>\n&#8220;`<\/p>\n<p>## Check OpenTSDB Status<\/p>\n<p>Visit: http:\/\/192.168.30.80:4242<\/p>\n<p>### Maintainance<\/p>\n<p>OpenTSDB may create a large cache over long periods of use. Restarting it may free 90% of its memory used<\/p>\n<p>* Restart OpenTSDB servers:<\/p>\n<p>&#8220;`<br \/>\n$ for i in 3 4; do lxc-attach -n hb-node$i &#8212; \/etc\/init.d\/opentsdb restart &amp;&amp; sleep 10 ; done<br \/>\n&#8220;`<\/p>","protected":false},"excerpt":{"rendered":"<p>Desculpe-nos, mas este texto est\u00e1 apenas dispon\u00edvel em English. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.To execute these procedures described in this page is required to be connected to *dev* or *prod* through *vnc*. ## Check Hadoop  [&#8230;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,18,5,19],"tags":[],"class_list":["post-315","post","type-post","status-publish","format-standard","hentry","category-hbase","category-hdfs","category-infra","category-opentsdb"],"_links":{"self":[{"href":"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/posts\/315","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/comments?post=315"}],"version-history":[{"count":1,"href":"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/posts\/315\/revisions"}],"predecessor-version":[{"id":318,"href":"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/posts\/315\/revisions\/318"}],"wp:attachment":[{"href":"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/media?parent=315"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/categories?post=315"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/portal.venidera.com\/kb\/wp-json\/wp\/v2\/tags?post=315"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}