http://www.vitalsofttech.com/ora-12537-tnsconnection-closed/ Question: When trying to establish a sqlplus connection to the database, I get the “ORA-12537: TNS:connection closed” error message. How do I resolve this? SQL> conn vst_server/xxx@node1 ER…

Oracle 11gR2 RAC 数据库不能连接(ORA-12537: TNS:connection closed)的解决 [oracle@rac01 ~]$ sqlplus /nolog SQL*Plus: Release 11.2.0.1.0 Production on Wed Aug 29 21:06:10 2012 Copyright (c) 1982, 2009, Oracle.  All rights reserved. SQL> connect system/***@astt ER…

    Oracle 11gR2 RAC 数据库不能连接(ORA-12537: TNS:connection closed)的解决 [oracle@rac01 ~]$ sqlplus /nolog SQL*Plus: Release 11.2.0.1.0 Production on Wed Aug 29 21:06:10 2012 Copyright (c) 1982, 2009, Oracle.  All rights reserved. SQL> connect system/***@ast…

RAC从11.2.0.3升级到11.2.0.4后,一个节点的Public IP.VIP无法连接数据库 SQL> CONN SYS/oracle@192.168.122.101:1521/pplus as sysdbaERROR:ORA-12537: TNS:connection closed 查看RAC的监听日志: # cd $ORACLE_BASE/diag/tnslsnr/racdb2/listener/trace/ # vi listener.log 06-MAY-2019 12:13:5…

1.TNS-00525: Insufficient privilege for operation Started with pid= Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=ora11g)(PORT=))) Error listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521))) TNS-: TNS:permission denied TNS-:…

启动监听程序报错: 说明:在rhel5.8上安装完成oracle11g数据库后,使用netca创建完监听,启动监听时报错.还未使用dbca创建实例. [oracle@rusky-oracle11g ~]$ lsnrctl start LSNRCTL :: Copyright (c) , , Oracle. All rights reserved. Starting /u01/app/oracle/product/11.2.0.1/db_1/bin/tnslsnr: please wait...…

https://blog.csdn.net/mchdba/article/details/50018571…

ansible ssh到目标机器 时好时坏,报错:  SSH Error: ssh_exchange_identification: Connection closed by remote host 咋搞? 解决办法简单粗暴: /etc/init.d/ssh restart 啥原因?不知道! 可能是虚拟机太傻叉! 也有可能使用了跳板机,然后设置了forks数目不为1 参考资料: http://wangmukun.blog.51cto.com/651644/202747 http://www.ju…

情况是这样的: VMware中有三个Linux机器分别是crxy99(192.168.1.99),crxy100(192.168.1.100),crxy101(192.168.1.101),crxy101是通过crxy100克隆复制出来的. 通过SecureCRT或者XShell远程SSH登录到这三台机器. 但是crxy100和crxy101总是掉线,但是有时候相当长一些时间是可以正常连接的. XShell提示如下: 经过一番调查发现:crxy100和crxy101的网卡UUID在/etc/sy…

You are here: Home / rabbitmq pika connection closed rabbitmq pika connection closed By lijiejie on 2016 年 9 月 20 日 | 浏览 326 次 家中PC上,端口扫描的python脚本多次出现pika connection closed的错误,同一脚本在办公机和虚机上从来没问题. 比较奇怪,因为我比较谨慎,在需要延时的地方都使用了mq.conn.sleep()而非time.sleep(),…