解决hadoop高可用使用start-dfs.sh脚本启动时namenode启动不了的问题

解决hadoop高可用，脚本启动时namenode启动不了的问题

在通过使用hadoop提供的脚本 sbin/start-dfs.sh 启动hdfs时，经常发现高可用的namenode之启动了一个

查看错误日志发现

STARTUP_MSG: Starting NameNode
STARTUP_MSG:   host = hdp14/192.168.204.14
STARTUP_MSG:   args = []
STARTUP_MSG:   version = 3.1.4
STARTUP_MSG:   classpath = /opt/bigdata/hadoop-3.1.4/etc/hadoop:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-beanutils-1.9.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-cli-1.2.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-codec-1.11.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-collections-3.2.2.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-compress-1.19.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-configuration2-2.1.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-io-2.5.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-lang-2.6.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-lang3-3.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-logging-1.1.3.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-math3-3.1.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/commons-net-3.6.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/curator-client-2.13.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/curator-framework-2.13.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/curator-recipes-2.13.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/error_prone_annotations-2.2.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/failureaccess-1.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/gson-2.2.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/guava-27.0-jre.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/hadoop-annotations-3.1.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/hadoop-auth-3.1.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/htrace-core4-4.1.0-incubating.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/httpclient-4.5.2.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/httpcore-4.4.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/j2objc-annotations-1.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jackson-annotations-2.9.10.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jackson-core-2.9.10.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jackson-core-asl-1.9.13.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jackson-databind-2.9.10.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jackson-jaxrs-1.9.13.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jackson-mapper-asl-1.9.13.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jackson-xc-1.9.13.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/javax.servlet-api-3.1.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jaxb-api-2.2.11.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jaxb-impl-2.2.3-1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jcip-annotations-1.0-1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jersey-core-1.19.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jersey-json-1.19.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jersey-server-1.19.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jersey-servlet-1.19.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jettison-1.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jetty-http-9.4.20.v20190813.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jetty-io-9.4.20.v20190813.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jetty-security-9.4.20.v20190813.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jetty-server-9.4.20.v20190813.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jetty-servlet-9.4.20.v20190813.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jetty-util-9.4.20.v20190813.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jetty-webapp-9.4.20.v20190813.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jetty-xml-9.4.20.v20190813.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jsch-0.1.55.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/json-smart-2.3.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jsp-api-2.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jsr305-3.0.2.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jsr311-api-1.1.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerb-admin-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerb-client-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerb-common-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerb-core-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerb-crypto-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerb-identity-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerb-server-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerb-simplekdc-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerb-util-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerby-asn1-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerby-config-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerby-pkix-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerby-util-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/kerby-xdr-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/listenablefuture-9999.0-empty-to-avoid-conflict-with-guava.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/log4j-1.2.17.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/netty-3.10.6.Final.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/nimbus-jose-jwt-7.9.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/paranamer-2.3.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/protobuf-java-2.5.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/re2j-1.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/slf4j-api-1.7.25.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/slf4j-log4j12-1.7.25.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/snappy-java-1.0.5.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/stax2-api-3.1.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/token-provider-1.0.1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/woodstox-core-5.0.3.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/zookeeper-3.4.13.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/jul-to-slf4j-1.7.25.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/metrics-core-3.2.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/accessors-smart-1.2.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/animal-sniffer-annotations-1.17.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/asm-5.0.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/audience-annotations-0.5.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/avro-1.7.7.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/lib/checker-qual-2.5.2.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/hadoop-common-3.1.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/hadoop-common-3.1.4-tests.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/hadoop-nfs-3.1.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/hadoop-kms-3.1.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/common/hadoop-lzo-0.4.20.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/okio-1.6.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/hadoop-auth-3.1.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/commons-codec-1.11.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/log4j-1.2.17.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/httpclient-4.5.2.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/httpcore-4.4.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/commons-logging-1.1.3.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/nimbus-jose-jwt-7.9.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/jcip-annotations-1.0-1.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/json-smart-2.3.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/accessors-smart-1.2.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/asm-5.0.4.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/zookeeper-3.4.13.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/audience-annotations-0.5.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/netty-3.10.6.Final.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/curator-framework-2.13.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/curator-client-2.13.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/guava-27.0-jre.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/failureaccess-1.0.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop/hdfs/lib/listenablefuture-9999.0-empty-to-avoid-conflict-with-guava.jar:/opt/bigdata/hadoop-3.1.4/share/hadoop