- Failover to secondary namenode
$ sudo -u hdfs hdfs haadmin -failover nn1 nn2- Restart nn1 from Ambari
- Failover again to secondary namenode
$ sudo -u hdfs hdfs haadmin -failover nn2 nn1
Phaneesh phaneesh
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| log4j.appender.cmd-logger=org.apache.log4j.RollingFileAppender | |
| log4j.appender.cmd-logger.append=true | |
| log4j.appender.cmd-logger.layout=org.apache.log4j.PatternLayout | |
| log4j.appender.cmd-logger.layout.ConversionPattern=%d{ISO8601} [%t] %-5p %c - %m%n | |
| log4j.appender.cmd-logger.File=/var/log/rundeck/command.log | |
| log4j.appender.cmd-logger.rollingPolicy=org.apache.log4j.rolling.TimeBasedRollingPolicy | |
| log4j.appender.cmd-logger.rollingPolicy.ActiveFileName=/var/log/rundeck/command.log | |
| log4j.appender.cmd-logger.rollingPolicy.FileNamePattern=/var/log/rundeck/command-%d{yyyy-MM-dd}.log | |
| log4j.appender.cmd-logger.MaxBackupIndex=7 |
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| /dev/sdb1 /data/hdp01 xfs defaults,noatime,nodiratime,nobarrier 1 2 | |
| /dev/sdc1 /data/hdp02 xfs defaults,noatime,nodiratime,nobarrier 1 2 |
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| #!/usr/bin/env bash | |
| HDP_VERSION=2.6.5.0-292 | |
| hdfs dfs -put /usr/hdp/${HDP_VERSION}/apache-tez-0.9.1/share/tez.tar.gz /hdp/apps/${HDP_VERSION}/tez/ | |
| hdfs dfs -chown -R hdfs:hadoop /hdp | |
| hdfs dfs -chmod -R 555 /hdp/apps/${HDP_VERSION}/tez | |
| hdfs dfs -chmod -R 444 /hdp/apps/${HDP_VERSION}/tez/tez.tar.gz |
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| from __future__ import print_function | |
| import requests | |
| from bs4 import BeautifulSoup | |
| import xlrd | |
| import shutil | |
| import os | |
| import codecs | |
| page = requests.get("https://www.rbi.org.in/Scripts/bs_viewcontent.aspx?Id=2009") |
phaneesh
/ upgrade-phoenix.sh
Last active
August 4, 2019 15:47
Upgrade to Apache Phoenix 4.11.0 on HDP 2.5.3.0-37
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| #!/usr/bin/env bash | |
| HDP_INSTALL_PATH=/usr/hdp/2.5.5.0-157 | |
| cd /tmp | |
| wget http://redrockdigimark.com/apachemirror/phoenix/apache-phoenix-4.12.0-HBase-1.1/bin/apache-phoenix-4.12.0-HBase-1.1-bin.tar.gz | |
| tar -xvf apache-phoenix-4.12.0-HBase-1.1-bin.tar.gz | |
| cp -r apache-phoenix-4.12.0-HBase-1.1-bin ${HDP_INSTALL_PATH}/apache-phoenix-4.12.0 | |
| PHOENIX_INSTALL_DIR=${HDP_INSTALL_PATH}/apache-phoenix-4.12.0 | |
| chmod -R 755 ${PHOENIX_INSTALL_DIR} | |
| rm -rf apache-phoenix-4.12.0-HBase-1.1-bin.tar.gz | |
| rm -rf apache-phoenix-4.12.0-HBase-1.1-bin |
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| import hudson.model.* | |
| Hudson.instance.items.each { | |
| println(it.name) | |
| def builds = Jenkins.instance.getItemByFullName(it.name).builds | |
| if(builds.size() > 3) { | |
| def toBeDeleted = builds.subList(3, builds.size()) | |
| toBeDeleted.each { | |
| println("\t" +it.number) | |
| it.delete() |
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