zookeeper 数据节点的增删改查
1、连接服务端
[root@localhost bin]# ./zkCli.sh -server 127.0.0.1:2181
Connecting to 127.0.0.1:2181
2018-05-24 13:42:35,463 [myid:] - INFO [main:Environment@100] - Client environment:zookeeper.version=3.4.12-e5259e437540f349646870ea94dc2658c4e44b3b, built on 03/27/2018 03:55 GMT
2018-05-24 13:42:35,469 [myid:] - INFO [main:Environment@100] - Client environment:host.name=localhost
2018-05-24 13:42:35,469 [myid:] - INFO [main:Environment@100] - Client environment:java.version=1.8.0_172
2018-05-24 13:42:35,482 [myid:] - INFO [main:Environment@100] - Client environment:java.vendor=Oracle Corporation
2018-05-24 13:42:35,482 [myid:] - INFO [main:Environment@100] - Client environment:java.home=/mirana/software/jdk1.8/jre
2018-05-24 13:42:35,482 [myid:] - INFO [main:Environment@100] - Client environment:java.class.path=/mirana/software/zookeeper/zk03/bin/../build/classes:/mirana/software/zookeeper/zk03/bin/../build/lib/*.jar:/mirana/software/zookeeper/zk03/bin/../lib/slf4j-log4j12-1.7.25.jar:/mirana/software/zookeeper/zk03/bin/../lib/slf4j-api-1.7.25.jar:/mirana/software/zookeeper/zk03/bin/../lib/netty-3.10.6.Final.jar:/mirana/software/zookeeper/zk03/bin/../lib/log4j-1.2.17.jar:/mirana/software/zookeeper/zk03/bin/../lib/jline-0.9.94.jar:/mirana/software/zookeeper/zk03/bin/../lib/audience-annotations-0.5.0.jar:/mirana/software/zookeeper/zk03/bin/../zookeeper-3.4.12.jar:/mirana/software/zookeeper/zk03/bin/../src/java/lib/*.jar:/mirana/software/zookeeper/zk03/bin/../conf:/mirana/software/jdk1.8/jre/lib/rt.jar:/mirana/software/jdk1.8/jre/lib/ext
2018-05-24 13:42:35,482 [myid:] - INFO [main:Environment@100] - Client environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
2018-05-24 13:42:35,482 [myid:] - INFO [main:Environment@100] - Client environment:java.io.tmpdir=/tmp
2018-05-24 13:42:35,482 [myid:] - INFO [main:Environment@100] - Client environment:java.compiler=<NA>
2018-05-24 13:42:35,483 [myid:] - INFO [main:Environment@100] - Client environment:os.name=Linux
2018-05-24 13:42:35,483 [myid:] - INFO [main:Environment@100] - Client environment:os.arch=amd64
2018-05-24 13:42:35,483 [myid:] - INFO [main:Environment@100] - Client environment:os.version=3.10.0-514.el7.x86_64
2018-05-24 13:42:35,483 [myid:] - INFO [main:Environment@100] - Client environment:user.name=root
2018-05-24 13:42:35,483 [myid:] - INFO [main:Environment@100] - Client environment:user.home=/root
2018-05-24 13:42:35,483 [myid:] - INFO [main:Environment@100] - Client environment:user.dir=/mirana/software/zookeeper/zk03/bin
2018-05-24 13:42:35,485 [myid:] - INFO [main:ZooKeeper@441] - Initiating client connection, connectString=127.0.0.1:2181 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@22d8cfe0
2018-05-24 13:42:35,537 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1028] - Opening socket connection to server 127.0.0.1/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
Welcome to ZooKeeper!
JLine support is enabled
2018-05-24 13:42:35,725 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@878] - Socket connection established to 127.0.0.1/127.0.0.1:2181, initiating session
2018-05-24 13:42:35,780 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1302] - Session establishment complete on server 127.0.0.1/127.0.0.1:2181, sessionid = 0x100004150da0004, negotiated timeout = 30000 WATCHER:: WatchedEvent state:SyncConnected type:None path:null
[zk: 127.0.0.1:2181(CONNECTED) 0]
2、添加并查看节点数据
2.1添加根节点"node_1"，节点数据为"data1"
[zk: 127.0.0.1:2181(CONNECTED) 1] ls /
[zookeeper]
[zk: 127.0.0.1:2181(CONNECTED) 2] create /node_1 data1
Created /node_1
[zk: 127.0.0.1:2181(CONNECTED) 3] ls /
[zookeeper, node_1]
[zk: 127.0.0.1:2181(CONNECTED) 4] get /node_1
data1
cZxid = 0x300000017
ctime = Thu May 24 13:44:32 CST 2018
mZxid = 0x300000017
mtime = Thu May 24 13:44:32 CST 2018
pZxid = 0x300000017
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 5
numChildren = 0
[zk: 127.0.0.1:2181(CONNECTED) 5]
2.2 添加连续的节点，保证znode路径唯一
[zk: 127.0.0.1:2181(CONNECTED) 7] create -s /node_1/node1.1 /data1.1.1
Created /node_1/node1.10000000001
[zk: 127.0.0.1:2181(CONNECTED) 8] create -s /node_1/node1.1 /data1.1.2
Created /node_1/node1.10000000002
[zk: 127.0.0.1:2181(CONNECTED) 9] create -s /node_1/node1.1 /data1.1.3
Created /node_1/node1.10000000003
[zk: 127.0.0.1:2181(CONNECTED) 10] create -s /node_1/node1.1 /data1.1.4
Created /node_1/node1.10000000004
[zk: 127.0.0.1:2181(CONNECTED) 11] create -s /node_1/node1.1 /data1.1.5
Created /node_1/node1.10000000005
[zk: 127.0.0.1:2181(CONNECTED) 1] ls /node_1
[node1.10000000001, node1.10000000003, node1.10000000002, node1.10000000005, node1.10000000004]
[zk: 127.0.0.1:2181(CONNECTED) 2] get /node_1/node1.10000000001
/data1.1.1
cZxid = 0x30000001a
ctime = Thu May 24 13:48:03 CST 2018
mZxid = 0x30000001a
mtime = Thu May 24 13:48:03 CST 2018
pZxid = 0x30000001a
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 10
numChildren = 0
[zk: 127.0.0.1:2181(CONNECTED) 3] get /node_1/node1.10000000002
/data1.1.2
cZxid = 0x30000001b
ctime = Thu May 24 13:48:08 CST 2018
mZxid = 0x30000001b
mtime = Thu May 24 13:48:08 CST 2018
pZxid = 0x30000001b
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 10
numChildren = 0
[zk: 127.0.0.1:2181(CONNECTED) 4] get /node_1/node1.10000000003
/data1.1.3
cZxid = 0x30000001c
ctime = Thu May 24 13:48:09 CST 2018
mZxid = 0x30000001c
mtime = Thu May 24 13:48:09 CST 2018
pZxid = 0x30000001c
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 10
numChildren = 0
[zk: 127.0.0.1:2181(CONNECTED) 5] get /node_1/node1.10000000004
/data1.1.4
cZxid = 0x30000001d
ctime = Thu May 24 13:48:10 CST 2018
mZxid = 0x30000001d
mtime = Thu May 24 13:48:10 CST 2018
pZxid = 0x30000001d
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 10
numChildren = 0
[zk: 127.0.0.1:2181(CONNECTED) 6] get /node_1/node1.10000000005
/data1.1.5
cZxid = 0x30000001e
ctime = Thu May 24 13:48:12 CST 2018
mZxid = 0x30000001e
mtime = Thu May 24 13:48:12 CST 2018
pZxid = 0x30000001e
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 10
numChildren = 0
[zk: 127.0.0.1:(CONNECTED) 7] get /node_1/node1.
Node does not exist: /node_1/node1.
2.3 添加临时节点node1.2，重新连接后将无法获取对应的节点及其数据
[zk: 127.0.0.1:2181(CONNECTED) 9] create -e /node_1/node1.2 data1.2
Created /node_1/node1.2
[zk: 127.0.0.1:2181(CONNECTED) 11] create -e /node_1/node1.3 data1.3
Created /node_1/node1.3
[zk: 127.0.0.1:2181(CONNECTED) 12] create -e /node_1/node1.4 data1.4
Created /node_1/node1.4
[zk: 127.0.0.1:2181(CONNECTED) 13] ls /node_1
[node1.4, node1.3, node1.2, node1.10000000001, node1.10000000003, node1.10000000002, node1.10000000005, node1.10000000004]
[zk: 127.0.0.1:2181(CONNECTED) 14] quit
Quitting...
2018-05-24 13:56:05,317 [myid:] - INFO [main:ZooKeeper@687] - Session: 0x100004150da0005 closed
2018-05-24 13:56:05,324 [myid:] - INFO [main-EventThread:ClientCnxn$EventThread@521] - EventThread shut down for session: 0x100004150da0005
[root@localhost bin]# ./zkCli.sh -server 127.0.0.1:2181
Connecting to 127.0.0.1:2181
2018-05-24 13:56:07,920 [myid:] - INFO [main:Environment@100] - Client environment:zookeeper.version=3.4.12-e5259e437540f349646870ea94dc2658c4e44b3b, built on 03/27/2018 03:55 GMT
2018-05-24 13:56:07,926 [myid:] - INFO [main:Environment@100] - Client environment:host.name=localhost
2018-05-24 13:56:07,926 [myid:] - INFO [main:Environment@100] - Client environment:java.version=1.8.0_172
2018-05-24 13:56:07,932 [myid:] - INFO [main:Environment@100] - Client environment:java.vendor=Oracle Corporation
2018-05-24 13:56:07,947 [myid:] - INFO [main:Environment@100] - Client environment:java.home=/mirana/software/jdk1.8/jre
2018-05-24 13:56:07,947 [myid:] - INFO [main:Environment@100] - Client environment:java.class.path=/mirana/software/zookeeper/zk03/bin/../build/classes:/mirana/software/zookeeper/zk03/bin/../build/lib/*.jar:/mirana/software/zookeeper/zk03/bin/../lib/slf4j-log4j12-1.7.25.jar:/mirana/software/zookeeper/zk03/bin/../lib/slf4j-api-1.7.25.jar:/mirana/software/zookeeper/zk03/bin/../lib/netty-3.10.6.Final.jar:/mirana/software/zookeeper/zk03/bin/../lib/log4j-1.2.17.jar:/mirana/software/zookeeper/zk03/bin/../lib/jline-0.9.94.jar:/mirana/software/zookeeper/zk03/bin/../lib/audience-annotations-0.5.0.jar:/mirana/software/zookeeper/zk03/bin/../zookeeper-3.4.12.jar:/mirana/software/zookeeper/zk03/bin/../src/java/lib/*.jar:/mirana/software/zookeeper/zk03/bin/../conf:/mirana/software/jdk1.8/jre/lib/rt.jar:/mirana/software/jdk1.8/jre/lib/ext
2018-05-24 13:56:07,948 [myid:] - INFO [main:Environment@100] - Client environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
2018-05-24 13:56:07,948 [myid:] - INFO [main:Environment@100] - Client environment:java.io.tmpdir=/tmp
2018-05-24 13:56:07,948 [myid:] - INFO [main:Environment@100] - Client environment:java.compiler=<NA>
2018-05-24 13:56:07,948 [myid:] - INFO [main:Environment@100] - Client environment:os.name=Linux
2018-05-24 13:56:07,948 [myid:] - INFO [main:Environment@100] - Client environment:os.arch=amd64
2018-05-24 13:56:07,948 [myid:] - INFO [main:Environment@100] - Client environment:os.version=3.10.0-514.el7.x86_64
2018-05-24 13:56:07,948 [myid:] - INFO [main:Environment@100] - Client environment:user.name=root
2018-05-24 13:56:07,949 [myid:] - INFO [main:Environment@100] - Client environment:user.home=/root
2018-05-24 13:56:07,949 [myid:] - INFO [main:Environment@100] - Client environment:user.dir=/mirana/software/zookeeper/zk03/bin
2018-05-24 13:56:07,955 [myid:] - INFO [main:ZooKeeper@441] - Initiating client connection, connectString=127.0.0.1:2181 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@22d8cfe0
2018-05-24 13:56:08,002 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1028] - Opening socket connection to server 127.0.0.1/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
Welcome to ZooKeeper!
JLine support is enabled
2018-05-24 13:56:08,221 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@878] - Socket connection established to 127.0.0.1/127.0.0.1:2181, initiating session
2018-05-24 13:56:08,254 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1302] - Session establishment complete on server 127.0.0.1/127.0.0.1:2181, sessionid = 0x100004150da0006, negotiated timeout = 30000 WATCHER:: WatchedEvent state:SyncConnected type:None path:null
[zk: 127.0.0.1:2181(CONNECTED) 0] ls /node_1/node1.1000000000 node1.10000000001 node1.10000000003 node1.10000000002 node1.10000000005 node1.10000000004
[zk: 127.0.0.1:2181(CONNECTED) 0] ls /node_1/
Command failed: java.lang.IllegalArgumentException: Path must not end with / character
[zk: 127.0.0.1:2181(CONNECTED) 1] ls /node_1
[node1.10000000001, node1.10000000003, node1.10000000002, node1.10000000005, node1.10000000004]
[zk: 127.0.0.1:2181(CONNECTED) 2] get /node_1/node1.2
Node does not exist: /node_1/node1.2
[zk: 127.0.0.1:2181(CONNECTED) 3]
3、修改节点数据
[zk: 127.0.0.1:2181(CONNECTED) 4] create /node_2/node2.1 data2.1
Created /node_2/node2.1
[zk: 127.0.0.1:2181(CONNECTED) 0] ls /node_2
[node2.1]
[zk: 127.0.0.1:2181(CONNECTED) 1] get /node_2/node2.1
data2.1
cZxid = 0x300000027
ctime = Thu May 24 14:02:58 CST 2018
mZxid = 0x300000027
mtime = Thu May 24 14:02:58 CST 2018
pZxid = 0x300000027
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 7
numChildren = 0
[zk: 127.0.0.1:2181(CONNECTED) 2] set /node_2/node2.1 data2.1.1
cZxid = 0x300000027
ctime = Thu May 24 14:02:58 CST 2018
mZxid = 0x300000029
mtime = Thu May 24 14:03:28 CST 2018
pZxid = 0x300000027
cversion = 0
dataVersion = 1
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 9
numChildren = 0
[zk: 127.0.0.1:2181(CONNECTED) 3] get /node_2/node2.1
data2.1.1
cZxid = 0x300000027
ctime = Thu May 24 14:02:58 CST 2018
mZxid = 0x300000029
mtime = Thu May 24 14:03:28 CST 2018
pZxid = 0x300000027
cversion = 0
dataVersion = 1
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 9
numChildren = 0
[zk: 127.0.0.1:2181(CONNECTED) 4]
4、删除节点
4.1 若当前节点没有子节点，执行delete /path
[zk: 127.0.0.1:2181(CONNECTED) 4] delete /node_2/node2.1
4.2 若当前节点有子节点，执行rmr /path
[zk: 127.0.0.1:2181(CONNECTED) 5] rmr /node_1
[zk: 127.0.0.1:2181(CONNECTED) 6] rmr /node_2
[zk: 127.0.0.1:2181(CONNECTED) 7] ls /
[zookeeper]
5、zookeeper集群下的数据同步
# 连接到zk01的2181
[root@localhost bin]# ./zkCli.sh -server 127.0.0.1:2181
Connecting to 127.0.0.1:2181
2018-05-24 14:16:24,693 [myid:] - INFO [main:Environment@100] - Client environment:zookeeper.version=3.4.12-e5259e437540f349646870ea94dc2658c4e44b3b, built on 03/27/2018 03:55 GMT
2018-05-24 14:16:24,698 [myid:] - INFO [main:Environment@100] - Client environment:host.name=localhost
2018-05-24 14:16:24,698 [myid:] - INFO [main:Environment@100] - Client environment:java.version=1.8.0_172
2018-05-24 14:16:24,712 [myid:] - INFO [main:Environment@100] - Client environment:java.vendor=Oracle Corporation
2018-05-24 14:16:24,713 [myid:] - INFO [main:Environment@100] - Client environment:java.home=/mirana/software/jdk1.8/jre
2018-05-24 14:16:24,714 [myid:] - INFO [main:Environment@100] - Client environment:java.class.path=/mirana/software/zookeeper/zk03/bin/../build/classes:/mirana/software/zookeeper/zk03/bin/../build/lib/*.jar:/mirana/software/zookeeper/zk03/bin/../lib/slf4j-log4j12-1.7.25.jar:/mirana/software/zookeeper/zk03/bin/../lib/slf4j-api-1.7.25.jar:/mirana/software/zookeeper/zk03/bin/../lib/netty-3.10.6.Final.jar:/mirana/software/zookeeper/zk03/bin/../lib/log4j-1.2.17.jar:/mirana/software/zookeeper/zk03/bin/../lib/jline-0.9.94.jar:/mirana/software/zookeeper/zk03/bin/../lib/audience-annotations-0.5.0.jar:/mirana/software/zookeeper/zk03/bin/../zookeeper-3.4.12.jar:/mirana/software/zookeeper/zk03/bin/../src/java/lib/*.jar:/mirana/software/zookeeper/zk03/bin/../conf:/mirana/software/jdk1.8/jre/lib/rt.jar:/mirana/software/jdk1.8/jre/lib/ext
2018-05-24 14:16:24,714 [myid:] - INFO [main:Environment@100] - Client environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
2018-05-24 14:16:24,714 [myid:] - INFO [main:Environment@100] - Client environment:java.io.tmpdir=/tmp
2018-05-24 14:16:24,715 [myid:] - INFO [main:Environment@100] - Client environment:java.compiler=<NA>
2018-05-24 14:16:24,715 [myid:] - INFO [main:Environment@100] - Client environment:os.name=Linux
2018-05-24 14:16:24,715 [myid:] - INFO [main:Environment@100] - Client environment:os.arch=amd64
2018-05-24 14:16:24,715 [myid:] - INFO [main:Environment@100] - Client environment:os.version=3.10.0-514.el7.x86_64
2018-05-24 14:16:24,715 [myid:] - INFO [main:Environment@100] - Client environment:user.name=root
2018-05-24 14:16:24,715 [myid:] - INFO [main:Environment@100] - Client environment:user.home=/root
2018-05-24 14:16:24,715 [myid:] - INFO [main:Environment@100] - Client environment:user.dir=/mirana/software/zookeeper/zk03/bin
2018-05-24 14:16:24,733 [myid:] - INFO [main:ZooKeeper@441] - Initiating client connection, connectString=127.0.0.1:2181 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@22d8cfe0
2018-05-24 14:16:24,777 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1028] - Opening socket connection to server 127.0.0.1/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
Welcome to ZooKeeper!
JLine support is enabled
2018-05-24 14:16:25,001 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@878] - Socket connection established to 127.0.0.1/127.0.0.1:2181, initiating session
2018-05-24 14:16:25,040 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1302] - Session establishment complete on server 127.0.0.1/127.0.0.1:2181, sessionid = 0x100004150da0009, negotiated timeout = 30000 WATCHER:: WatchedEvent state:SyncConnected type:None path:null # 查看根节点，并创建node100的节点，数据为data100
[zk: 127.0.0.1:2181(CONNECTED) 0] ls
[zk: 127.0.0.1:2181(CONNECTED) 1] ls /
[zookeeper]
[zk: 127.0.0.1:2181(CONNECTED) 2] create /node100 data100
Created /node100
[zk: 127.0.0.1:2181(CONNECTED) 3] get /node100
data100
cZxid = 0x30000003d
ctime = Thu May 24 14:16:44 CST 2018
mZxid = 0x30000003d
mtime = Thu May 24 14:16:44 CST 2018
pZxid = 0x30000003d
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 7
numChildren = 0 # 退出zk01的2181端口
[zk: 127.0.0.1:2181(CONNECTED) 4] quit # 连接zk03的2183端口
[root@localhost bin]# ./zkCli.sh -server 127.0.0.1:2183
Connecting to 127.0.0.1:2183
2018-05-24 14:16:57,791 [myid:] - INFO [main:Environment@100] - Client environment:zookeeper.version=3.4.12-e5259e437540f349646870ea94dc2658c4e44b3b, built on 03/27/2018 03:55 GMT
2018-05-24 14:16:57,798 [myid:] - INFO [main:Environment@100] - Client environment:host.name=localhost
2018-05-24 14:16:57,798 [myid:] - INFO [main:Environment@100] - Client environment:java.version=1.8.0_172
2018-05-24 14:16:57,810 [myid:] - INFO [main:Environment@100] - Client environment:java.vendor=Oracle Corporation
2018-05-24 14:16:57,810 [myid:] - INFO [main:Environment@100] - Client environment:java.home=/mirana/software/jdk1.8/jre
2018-05-24 14:16:57,810 [myid:] - INFO [main:Environment@100] - Client environment:java.class.path=/mirana/software/zookeeper/zk03/bin/../build/classes:/mirana/software/zookeeper/zk03/bin/../build/lib/*.jar:/mirana/software/zookeeper/zk03/bin/../lib/slf4j-log4j12-1.7.25.jar:/mirana/software/zookeeper/zk03/bin/../lib/slf4j-api-1.7.25.jar:/mirana/software/zookeeper/zk03/bin/../lib/netty-3.10.6.Final.jar:/mirana/software/zookeeper/zk03/bin/../lib/log4j-1.2.17.jar:/mirana/software/zookeeper/zk03/bin/../lib/jline-0.9.94.jar:/mirana/software/zookeeper/zk03/bin/../lib/audience-annotations-0.5.0.jar:/mirana/software/zookeeper/zk03/bin/../zookeeper-3.4.12.jar:/mirana/software/zookeeper/zk03/bin/../src/java/lib/*.jar:/mirana/software/zookeeper/zk03/bin/../conf:/mirana/software/jdk1.8/jre/lib/rt.jar:/mirana/software/jdk1.8/jre/lib/ext
2018-05-24 14:16:57,810 [myid:] - INFO [main:Environment@100] - Client environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
2018-05-24 14:16:57,810 [myid:] - INFO [main:Environment@100] - Client environment:java.io.tmpdir=/tmp
2018-05-24 14:16:57,810 [myid:] - INFO [main:Environment@100] - Client environment:java.compiler=<NA>
2018-05-24 14:16:57,811 [myid:] - INFO [main:Environment@100] - Client environment:os.name=Linux
2018-05-24 14:16:57,811 [myid:] - INFO [main:Environment@100] - Client environment:os.arch=amd64
2018-05-24 14:16:57,811 [myid:] - INFO [main:Environment@100] - Client environment:os.version=3.10.0-514.el7.x86_64
2018-05-24 14:16:57,811 [myid:] - INFO [main:Environment@100] - Client environment:user.name=root
2018-05-24 14:16:57,811 [myid:] - INFO [main:Environment@100] - Client environment:user.home=/root
2018-05-24 14:16:57,811 [myid:] - INFO [main:Environment@100] - Client environment:user.dir=/mirana/software/zookeeper/zk03/bin
2018-05-24 14:16:57,813 [myid:] - INFO [main:ZooKeeper@441] - Initiating client connection, connectString=127.0.0.1:2183 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@22d8cfe0
2018-05-24 14:16:57,870 [myid:] - INFO [main-SendThread(127.0.0.1:2183):ClientCnxn$SendThread@1028] - Opening socket connection to server 127.0.0.1/127.0.0.1:2183. Will not attempt to authenticate using SASL (unknown error)
Welcome to ZooKeeper!
JLine support is enabled
2018-05-24 14:16:58,074 [myid:] - INFO [main-SendThread(127.0.0.1:2183):ClientCnxn$SendThread@878] - Socket connection established to 127.0.0.1/127.0.0.1:2183, initiating session
2018-05-24 14:16:58,106 [myid:] - INFO [main-SendThread(127.0.0.1:2183):ClientCnxn$SendThread@1302] - Session establishment complete on server 127.0.0.1/127.0.0.1:2183, sessionid = 0x3000041608d0001, negotiated timeout = 30000 WATCHER:: WatchedEvent state:SyncConnected type:None path:null # 查看在zk01创建的节点数据/node100
[zk: 127.0.0.1:2183(CONNECTED) 0] get /node100
data100
cZxid = 0x30000003d
ctime = Thu May 24 14:16:44 CST 2018
mZxid = 0x30000003d
mtime = Thu May 24 14:16:44 CST 2018
pZxid = 0x30000003d
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 7
numChildren = 0 # 修改/node100的数据为data100_100
[zk: 127.0.0.1:2183(CONNECTED) 1] set /node100 data100_100
cZxid = 0x30000003d
ctime = Thu May 24 14:16:44 CST 2018
mZxid = 0x30000003f
mtime = Thu May 24 14:17:12 CST 2018
pZxid = 0x30000003d
cversion = 0
dataVersion = 1
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 11
numChildren = 0
[zk: 127.0.0.1:2183(CONNECTED) 2] get /node100
data100_100
cZxid = 0x30000003d
ctime = Thu May 24 14:16:44 CST 2018
mZxid = 0x30000003f
mtime = Thu May 24 14:17:12 CST 2018
pZxid = 0x30000003d
cversion = 0
dataVersion = 1
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 11
numChildren = 0
[zk: 127.0.0.1:2183(CONNECTED) 3] quit
Quitting...
2018-05-24 14:17:18,078 [myid:] - INFO [main:ZooKeeper@687] - Session: 0x3000041608d0001 closed
2018-05-24 14:17:18,085 [myid:] - INFO [main-EventThread:ClientCnxn$EventThread@521] - EventThread shut down for session: 0x3000041608d0001 # 在zk01下查看上次在zk03下修改后的/node100的数据
[root@localhost bin]# ./zkCli.sh -server 127.0.0.1:2181
Connecting to 127.0.0.1:2181
2018-05-24 14:17:20,160 [myid:] - INFO [main:Environment@100] - Client environment:zookeeper.version=3.4.12-e5259e437540f349646870ea94dc2658c4e44b3b, built on 03/27/2018 03:55 GMT
2018-05-24 14:17:20,165 [myid:] - INFO [main:Environment@100] - Client environment:host.name=localhost
2018-05-24 14:17:20,166 [myid:] - INFO [main:Environment@100] - Client environment:java.version=1.8.0_172
2018-05-24 14:17:20,171 [myid:] - INFO [main:Environment@100] - Client environment:java.vendor=Oracle Corporation
2018-05-24 14:17:20,171 [myid:] - INFO [main:Environment@100] - Client environment:java.home=/mirana/software/jdk1.8/jre
2018-05-24 14:17:20,172 [myid:] - INFO [main:Environment@100] - Client environment:java.class.path=/mirana/software/zookeeper/zk03/bin/../build/classes:/mirana/software/zookeeper/zk03/bin/../build/lib/*.jar:/mirana/software/zookeeper/zk03/bin/../lib/slf4j-log4j12-1.7.25.jar:/mirana/software/zookeeper/zk03/bin/../lib/slf4j-api-1.7.25.jar:/mirana/software/zookeeper/zk03/bin/../lib/netty-3.10.6.Final.jar:/mirana/software/zookeeper/zk03/bin/../lib/log4j-1.2.17.jar:/mirana/software/zookeeper/zk03/bin/../lib/jline-0.9.94.jar:/mirana/software/zookeeper/zk03/bin/../lib/audience-annotations-0.5.0.jar:/mirana/software/zookeeper/zk03/bin/../zookeeper-3.4.12.jar:/mirana/software/zookeeper/zk03/bin/../src/java/lib/*.jar:/mirana/software/zookeeper/zk03/bin/../conf:/mirana/software/jdk1.8/jre/lib/rt.jar:/mirana/software/jdk1.8/jre/lib/ext
2018-05-24 14:17:20,173 [myid:] - INFO [main:Environment@100] - Client environment:java.library.path=/usr/java/packages/lib/amd64:/usr/lib64:/lib64:/lib:/usr/lib
2018-05-24 14:17:20,174 [myid:] - INFO [main:Environment@100] - Client environment:java.io.tmpdir=/tmp
2018-05-24 14:17:20,174 [myid:] - INFO [main:Environment@100] - Client environment:java.compiler=<NA>
2018-05-24 14:17:20,174 [myid:] - INFO [main:Environment@100] - Client environment:os.name=Linux
2018-05-24 14:17:20,174 [myid:] - INFO [main:Environment@100] - Client environment:os.arch=amd64
2018-05-24 14:17:20,174 [myid:] - INFO [main:Environment@100] - Client environment:os.version=3.10.0-514.el7.x86_64
2018-05-24 14:17:20,174 [myid:] - INFO [main:Environment@100] - Client environment:user.name=root
2018-05-24 14:17:20,174 [myid:] - INFO [main:Environment@100] - Client environment:user.home=/root
2018-05-24 14:17:20,175 [myid:] - INFO [main:Environment@100] - Client environment:user.dir=/mirana/software/zookeeper/zk03/bin
2018-05-24 14:17:20,177 [myid:] - INFO [main:ZooKeeper@441] - Initiating client connection, connectString=127.0.0.1:2181 sessionTimeout=30000 watcher=org.apache.zookeeper.ZooKeeperMain$MyWatcher@22d8cfe0
2018-05-24 14:17:20,219 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1028] - Opening socket connection to server 127.0.0.1/127.0.0.1:2181. Will not attempt to authenticate using SASL (unknown error)
Welcome to ZooKeeper!
JLine support is enabled
2018-05-24 14:17:20,415 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@878] - Socket connection established to 127.0.0.1/127.0.0.1:2181, initiating session
2018-05-24 14:17:20,460 [myid:] - INFO [main-SendThread(127.0.0.1:2181):ClientCnxn$SendThread@1302] - Session establishment complete on server 127.0.0.1/127.0.0.1:2181, sessionid = 0x100004150da000a, negotiated timeout = 30000 WATCHER:: WatchedEvent state:SyncConnected type:None path:null
[zk: 127.0.0.1:2181(CONNECTED) 0] get /node100
data100_100
cZxid = 0x30000003d
ctime = Thu May 24 14:16:44 CST 2018
mZxid = 0x30000003f
mtime = Thu May 24 14:17:12 CST 2018
pZxid = 0x30000003d
cversion = 0
dataVersion = 1
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 11
numChildren = 0
[zk: 127.0.0.1:2181(CONNECTED) 1]
zookeeper 数据节点的增删改查的更多相关文章
- ZooKeeper客户端 zkCli.sh 节点的增删改查
zkCli.sh 在 bin 目录下的 zkCli.sh 就是ZooKeeper客户端 ./zkCli.sh -timeout 5000 -server 127.0.0.1:2181 客户端与 ...
- Zookeeper入门(六)之zkCli.sh对节点的增删改查
参考地址为:https://www.cnblogs.com/sherrykid/p/5813148.html 1.连接 在 bin 目录下的 zkCli.sh 就是ZooKeeper客户端 ./z ...
- zookeeper curator客户端之增删改查
zookeeper curator客户端之增删改查 zookeeper安装:https://www.cnblogs.com/zwcry/p/10272506.html curator客户端是Apach ...
- java springboot整合zookeeper入门教程（增删改查）
java springboot整合zookeeper增删改查入门教程 zookeeper的安装与集群搭建参考:https://www.cnblogs.com/zwcry/p/10272506.html ...
- AngularJS中使用$http对MongoLab数据表进行增删改查
本篇体验使用AngularJS中的$http对MongoLab数据表进行增删改查. 主页面: <button ng-click="loadCourse()">Load ...
- HTML DOM(二)：节点的增删改查
上一篇讲述了DOM的基本知识,从其得知,在DOM眼中,HTML的每个成分都可以看作是节点(文档节点.元素节点.文本节点.属性节点.注释节点,其中,属性节点是属于元素节点),本篇的内容就是通过DOM对这 ...
- HTML DOM节点的增删改查
上篇博客中,我们已经初步接触了DOM基础,可是我们学习是为了可以更好地应用,今天我们就来看看DOM节点的增删改查. 无论在哪里,我们想要操作一个东西,总是应该先去获得它.那么我们怎么获得呢? HTML ...
- Mysql数据表的增删改查
---恢复内容开始--- Mysql数据表的增删改查 1.创建表 语法:CREATE TABLE 表名(字段1,字段2,字段3.......) CREATE TABLE `users` ( `us ...
- jQuery EasyUI/TopJUI实现数据表格的增删改查功能（不写js,纯HTML实现!!!）
jQuery EasyUI/TopJUI实现数据表格的增删改查功能(不写js,纯HTML实现!!!) 废话不多说,直接贴上代码 <table id="configEdatagrid&q ...
随机推荐
- oracle中的表空间(tablespace)、方案(schema)、段(segment)、区(extent)、块(block)
数据文件和日志文件是数据库中最重要的文件.它们是数据存储的地方.每个数据库至少有一个与之相关的数据文件,通常情况下不只一个,有很多.数据在数据文件中是如何组织的?要了解这些内容我们首先必须理解什么是表 ...
- 网络编程释疑之：单台服务器上的并发TCP连接数可以有多少
曾几何时我们还在寻求网络编程中C10K问题的解决方案,但是现在从硬件和操作系统支持来看单台服务器支持上万并发连接已经没有多少挑战性了.我们先假设单台服务器最多只能支持万级并发连接,其实对绝大多数应用来 ...
- ObjC正则表达式验证
试过ObjC的regkit这个框架. 也用过内置的正则表达式验证. 最后发现有个非常简单的方法就可以做到验证正则表达式.那就是NSPredicte这个类提供的方法. 这里有验证邮箱地址的正则为例: N ...
- QGIS与Python
Qgis python开发教程(一):https://blog.csdn.net/u011435933/article/details/80419496
- Python 通过配置文件 读取参数，执行测试用例，生成测试报告并发送邮件
#-*-coding:utf-8-*- #测试用例配置参数 #XXXXX_Uitest->baseinfo->__init__.py base_url = "http://XXX ...
- T-SQL逻辑查询
理解T-SQL的逻辑查询顺序是学习SQL Server的基础. T-SQL逻辑执行顺序 (8) SELECT (9) DISTINCT (11) <TOP_specification> ...
- RobotFramework做接口自动化（内部接口需要登录token）
背景: 项目中需要做接口自动化测试,使用robot,有一个收货地址列表的接口直接传参数访问时会返回:{"msg":"缺少参数","code" ...
- leetcode 两个数组的交集 II
给定两个数组,写一个方法来计算它们的交集. 例如: 给定 nums1 = [1, 2, 2, 1], nums2 = [2, 2], 返回 [2, 2]. /** * @param {number[] ...
- C#的Winform中OpenFileDialog对话框Filter属性设置包含特定字符，使用正则表达式
OpenFileDialog对话框的Filter属性说明: 首先观察Filter属性的组成部分:“Word文件|*.doc ”,前面的“Word文件”成为标签,是一个可读的字符串,可以自定定义,“|* ...
- C语言编程学习：使用函数必须知道的3点注意事项
C语言是面向过程的,而C++是面向对象的 C和C++的区别: C是一个结构化语言,它的重点在于算法和数据结构.C程序的设计首要考虑的是如何通过一个过程,对输入(或环境条件)进行运算处理得到输出(或实现 ...