ZK HBASE HDFS 常用CLI

ZOOKEEPER

zkServer.sh查看基本信息 status

[root@hmaster ~]# find / -name zkServer.sh
/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/zkServer.sh
find: `/proc/7410': No such file or directory

[root@hmaster ~]# /opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/zkServer.sh status
JMX enabled by default
Using config: /opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../conf/zoo.cfg
Mode: leader

zkCli.sh  client连接server

[root@hmaster ~]# find / -name zkCli.sh
/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/zkCli.sh

[root@hmaster ~]# /opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/zkCli.sh -server localhost:2181
Connecting to localhost:2181
2016-11-29 09:45:52,351 [myid:] - INFO  [main:Environment@100] - Client environment:zookeeper.version=3.4.5-cdh5.4.7--1, built on 09/17/2015 09:14 GMT
2016-11-29 09:45:52,359 [myid:] - INFO  [main:Environment@100] - Client environment:host.name=hmaster.hillstonenet.com
2016-11-29 09:45:52,359 [myid:] - INFO  [main:Environment@100] - Client environment:java.version=1.8.0_65
2016-11-29 09:45:52,364 [myid:] - INFO  [main:Environment@100] - Client environment:java.vendor=Oracle Corporation
2016-11-29 09:45:52,365 [myid:] - INFO  [main:Environment@100] - Client environment:java.home=/usr/local/jdk1.8.0_65/jre
2016-11-29 09:45:52,365 [myid:] - INFO  [main:Environment@100] - Client environment:java.class.path=/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../build/classes:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../build/lib/*.jar:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../lib/slf4j-log4j12.jar:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../lib/slf4j-log4j12-1.7.5.jar:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../lib/slf4j-api-1.7.5.jar:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../lib/netty-3.2.2.Final.jar:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../lib/log4j-1.2.16.jar:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../lib/jline-2.11.jar:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../zookeeper-3.4.5-cdh5.4.7.jar:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../src/java/lib/*.jar:/opt/cloudera/parcels/CDH-5.4.7-1.cdh5.4.7.p0.3/lib/zookeeper/bin/../conf:
2016-11-29 09:45:52,365 [myid:] - INFO  [main:Environment@100] - Client environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
2016-11-29 09:45:52,366 [myid:] - INFO  [main:Environment@100] - Client environment:java.io.tmpdir=/tmp
2016-11-29 09:45:52,366 [myid:] - INFO  [main:Environment@100] - Client environment:java.compiler=<NA>
2016-11-29 09:45:52,366 [myid:] - INFO  [main:Environment@100] - Client environment:os.name=Linux
2016-11-29 09:45:52,367 [myid:] - INFO  [main:Environment@100] - Client environment:os.arch=amd64
2016-11-29 09:45:52,367 [myid:] - INFO  [main:Environment@100] - Client environment:os.version=2.6.32-504.el6.x86_64
2016-11-29 09:45:52,367 [myid:] - INFO  [main:Environment@100] - Client environment:user.name=root
2016-11-29 09:45:52,367 [myid:] - INFO  [main:Environment@100] - Client environment:user.home=/root
2016-11-29 09:45:52,368 [myid:] - INFO  [main:Environment@100] - Client environment:user.dir=/root
2016-11-29 09:45:52,372 [myid:] - INFO  [main:ZooKeeper@645] - Initiating client connection, connectString=localhost:2181 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@506c589e
Welcome to ZooKeeper!
2016-11-29 09:45:52,427 [myid:] - INFO  [main-SendThread(localhost:2181):ClientCnxn$SendThread@1061] - Opening socket connection to server localhost/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
JLine support is enabled
2016-11-29 09:45:52,641 [myid:] - INFO  [main-SendThread(localhost:2181):ClientCnxn$SendThread@938] - Socket connection established, initiating session, client: /127.0.0.1:38419, server: localhost/127.0.0.1:2181
2016-11-29 09:45:52,661 [myid:] - INFO  [main-SendThread(localhost:2181):ClientCnxn$SendThread@1321] - Session establishment complete on server localhost/127.0.0.1:2181, sessionid = 0x358aa131fd405d6, negotiated timeout = 30000

WATCHER::

WatchedEvent state:SyncConnected type:None path:null

zookeeper cli的所有命令

[zk: localhost:2181(CONNECTED) 0] ?
ZooKeeper -server host:port cmd args
    stat path [watch]
    set path data [version]
    ls path [watch]
    delquota [-n|-b] path
    ls2 path [watch]
    setAcl path acl
    setquota -n|-b val path
    history 
    redo cmdno
    printwatches on|off
    delete path [version]
    sync path
    listquota path
    rmr path
    get path [watch]
    create [-s] [-e] path data acl
    addauth scheme auth
    quit 
    getAcl path
    close 
    connect host:port

zookeeper cli demo 查看hbase的znode信息

[zk: localhost:2181(CONNECTED) 0] ls /
[hillstone, zookeeper, hbase]
[zk: localhost:2181(CONNECTED) 1] ls /hbase
[replication, meta-region-server, rs, splitWAL, backup-masters, table-lock, flush-table-proc, region-in-transition, online-snapshot, master, running, recovering-regions, draining, namespace, hbaseid, table]

[zk: localhost:2181(CONNECTED) 12] ls2 /hbase
[replication, meta-region-server, rs, splitWAL, backup-masters, table-lock, flush-table-proc, region-in-transition, online-snapshot, master, running, recovering-regions, draining, namespace, hbaseid, table]
cZxid = 0x100000004
ctime = Mon Nov 28 16:37:08 CST 2016
mZxid = 0x100000004
mtime = Mon Nov 28 16:37:08 CST 2016
pZxid = 0x100000047
cversion = 16
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 0
numChildren = 16

[zk: localhost:2181(CONNECTED) 15] get /hbase/meta-region-server
�regionserver:60020�Y?�5PBUF
'
datanode2.hillstonenet.com�����Њ+ 
cZxid = 0x100000039
ctime = Mon Nov 28 16:37:18 CST 2016
mZxid = 0x100000039
mtime = Mon Nov 28 16:37:18 CST 2016
pZxid = 0x100000039
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 80
numChildren = 0
[zk: localhost:2181(CONNECTED) 16] quit
Quitting...
2016-11-29 09:58:33,576 [myid:] - INFO  [main-EventThread:ClientCnxn$EventThread@532] - EventThread shut down
2016-11-29 09:58:33,577 [myid:] - INFO  [main:ZooKeeper@891] - Session: 0x358aa131fd405d6 closed
[root@hmaster ~]#