二、CLI管理工具（RocketMQ提供CLI管理工具带来查询，管理和诊断各种问题）
如何获得它
管理工具随RocketMQ一起发货。无论您是自己下载预构建的二进制版本还是从源代码构建，都可以使用该软件包。
如果您想查看源代码，请参阅
如何使用
管理工具非常用户友好。这里，为了演示目的，假设* nix环境。
将目录更改为$ {PACKAGE} / bin，命令bash mqadmin，您应该看到以下帮助菜单。
The most commonly used mqadmin commands are:
updateTopic Update or create topic
deleteTopic Delete topic from broker and NameServer.
updateSubGroup Update or create subscription group
deleteSubGroup Delete subscription group from broker.
updateBrokerConfig Update broker's config
updateTopicPerm Update topic perm
topicRoute Examine topic route info
topicStatus Examine topic Status info
topicClusterList Get cluster info for topic
brokerStatus Fetch broker runtime status data
queryMsgById Query Message by Id
queryMsgByKey Query Message by Key
queryMsgByUniqueKey Query Message by Unique key
queryMsgByOffset Query Message by offset
queryMsgByUniqueKey Query Message by Unique key
printMsg Print Message Detail
sendMsgStatus Send msg to broker.
brokerConsumeStats Fetch broker consume stats data
producerConnection Query producer's socket connection and client version
consumerConnection Query consumer's socket connection, client version and subscription
consumerProgress Query consumers's progress, speed
consumerStatus Query consumer's internal data structure
cloneGroupOffset Clone offset from other group.
clusterList List all of clusters
topicList Fetch all topic list from name server
updateKvConfig Create or update KV config.
deleteKvConfig Delete KV config.
wipeWritePerm Wipe write perm of broker in all name server
resetOffsetByTime Reset consumer offset by timestamp(without client restart).
updateOrderConf Create or update or delete order conf
cleanExpiredCQ Clean expired ConsumeQueue on broker.
cleanUnusedTopic Clean unused topic on broker.
startMonitoring Start Monitoring
statsAll Topic and Consumer tps stats
syncDocs Synchronize wiki and issue to github.com
allocateMQ Allocate MQ
checkMsgSendRT Check message send response time
clusterRT List All clusters Message Send RT
See 'mqadmin help <command>' for more information on a specific command.
如您所见，列出了最常用的命令，并附有简要说明。要获得每个命令的详细手册，bash mqadmin help <command>。例如，命令bash mqadmin help clusterList将显示以下帮助文本：
usage: mqadmin clusterList [-h] [-i <arg>] [-m] [-n <arg>]
-h,--help Print help
-i,--interval <arg> specify intervals numbers, it is in seconds
-m,--moreStats Print more stats
-n,--namesrvAddr <arg> Name server address list, eg: 192.168.0.1:9876;192.168.0.2:9876
帮助文本列出了每个选项的可能选项和解释。
