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最新文章列表
ERROR: Couldn't open transport for host.impala:26000(connect() failed: Connectio
今天impala集群在执行:invalidate metadata;时,报ERROR: Couldn't open transport for host.impala:26000(connect() failed: Connection refused)
经过分析后,发现主节点的catalog服务已经停了,没启动,
service impala-catalog status
Impala C ...
ssh connect to host port : Connection refused
问题:ssh请求被拒绝
pruce@~$ ssh pruce@10.60.100.172
ssh: connect to host 10.60.100.172 port 22: Connection refused
解决一:
#查看ssh是否正常安装
pruce1@~$ ps -ef|grep ssh
pruce1 3826 3743 0 11:56 pts/1 ...
Connection Refused
There could be many reasons, but the most common are:
The port is not open on the destination machine.
The port is open on the destination machine, but its backlog of pending connections is full.
A f ...
用Hibernate+Proxool连Oracle RAC时报“Could not obtain connection metadata”的解决办法
项目中一个应用持久层配置为Hibernate+Proxool,在本地连单Oracle数据库没有问题,部署到现网Oracle RAC环境时总是报错
[WARN ] Could not obtain connection metadata
java.sql.SQLException: Io 异常: Connection refused(DESCRIPTION=(ERR=1153)(VSN ...
解决Linux服务器更换IP后,ssh连接被拒绝问题
解决更换Linux服务器IP后,ssh登录报“ssh: connect to host xxx port 22: Connection refused”错误
由于之前服务器的sshd服务一直正常,但更换IP后通过putty进行登录,报“连接被拒绝”异常
一、重启sshd服务,查看登录是否正常,如果还有异常进行下面步骤
netstat sshd
二、将.ssh/ ...