我已经在已经安装并运行了zookeeper的系统上安装了prediction.io堆栈的快速入门版本。当我运行pio-start-all时,它失败,并显示以下消息:
Could not start ZK at requested port of 2181. ZK was started at port: -1. Aborting as clients (e.g. shell) will not be able to find this ZK quorum.
Waiting 10 seconds for HBase to fully initialize...
运行pio status确认h
我想使用ZooKeeper实现简单的类
public class ResourceMonitor implements Watcher {
String name = "/zk_test3";
ZooKeeper zk;
public ResourceMonitor() throws IOException {
zk = new ZooKeeper("localhost:8000", 3000, this);
}
public void waitAndGet() {
}
pu
我们在一台开发机器上安装了一个独立的zookeeper。除了这一台testdev机器之外,它在其他所有的dev机器上都能正常工作。
当我们试图通过testdev连接到zookeeper时,我们一次又一次地收到这个错误:
2012-11-09 14:06:53,909 - INFO [main-SendThread(zk01.dev.bunchball.net:2181):ClientCnxn$SendThread@947] - Socket connection established to zk01.dev.bunchball.net/192.168.8.58:2181, initiati
我正在使用dynaimc web twain来扫描图像。
function scan() {
......
.....
dynamicWebTwain1.AcquireImage();
dynamicWebTwain1.attachEvent('OnPostAllTransfers',dynamicWebTwain1_OnPostAllTransfers);
zAu.send(new zk.Event(zk.Widget.$('$btnScan'), 'o