Re: Exception using zkCli

2016-08-26 Thread Patrick Hunt
Take a look at the log4j logs for the client. Notice the operation is "getChildren", and you mentioned having 34k znodes. A common issues is "jute.maxbuffer" being exceeded (try googling it) during an operation. ZK has a limit to the size of message it will send client->server or server->client. If

Re: Exception using zkCli

2016-08-26 Thread Benjamin Reed
it sounds like your host/port may be incorrect. just to be sure you might try using the -server flag: zkCli.sh -server zkhost:zkport (where zkhost is the hostname of your zkserver and zkport is the port number) you can also check if the server is running by using nc (or telnet): echo stat | nc

Exception using zkCli

2016-08-26 Thread Stefano Salmaso
Hi all, we have a strange behaviour using zkCli.sh shell script. If I I try to connect to a zookeeper instance (we have a cluster) all work fine.. but using command "ls /" fails! $ ./zkCli.sh /usr/bin/java Connecting to localhost:2181 Welcome to ZooKeeper! JLine support is enabled [zk: localhost:2