公司一SQL Server镜像发生了故障转移(主备切换),检查SQL Server镜像发生主备切换的原因,在错误日志中发现下面错误: Date        2019/8/31 14:09:17   Log     SQL Server (Archive #4 - 2019/9/1 0:00:00)       Source      spid35s       Message   Database mirroring connection error 4 'An error occurred…

StackOverflow https://stackoverflow.com/questions/5420656/unable-to-read-data-from-the-transport-connection-an-existing-connection-was-f https://briancaos.wordpress.com/2012/07/06/unable-to-read-data-from-the-transport-connection-the-connection-was-c…

原文地址 :http://blog.csdn.net/zajin/article/details/17753351 做个备份: 查询数据库当前进程的连接数: select count(*) from v$process; 查看数据库当前会话的连接数: elect count(*) from v$session; 查看数据库的并发连接数: select count(*) from v$session where status='ACTIVE'; 查看当前数据库建立的会话情况: select sid…

在删除数据库的时候报标题所示错误 mysql> drop database test; ERROR (HY000): Error dropping database (can't rmdir './test/', errno: 17) 问题原因: test目录下存在着MySQL数据库不知道的文件,即MySQL数据库中没有该文件的数据字典信息. 如下所示, [root@localhost data]# cd /usr/local/mysql-advanced--linux-glibc2.-x86_…

用Java客户端程序访问Java Web服务器时出错: java.net.SocketException: Software caused connection abort: socket write error at java.net.SocketOutputStream.socketWrite0(Native Method) at java.net.SocketOutputStream.socketWrite(Unknown Source) at java.net.SocketOutputS…

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…

Win8 下,MySQL5.5,root 用户登录 MySQL 5.5 Command Line Client,删除 qpweb 数据,执行命令 drop database qpweb;报错信息:ERROR 1010 (HY000): Error dropping database (can't rmdir '.\qpweb', errno: 41)解决方法如下:1. 先在 MySQL CMD 窗口找到库目录: 2. 再在系统 CMD 切换到库目录: 3. 最后将该库目录 qpweb 删除即可:…

源端: 2015-02-05 17:45:49 INFO OGG-01815 Virtual Memory Facilities for: COM anon alloc: mmap(MAP_ANON) anon free: munmap file alloc: mmap(MAP_SHARED) file free: munmap target directories: /home/ggt/goldengate/dirtmp. CACHEMGR virtual memory values (may…

Exception in thread "main" java.net.SocketException: Software caused connection abort: socket write error at java.net.SocketOutputStream.socketWrite0(Native Method) at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:113) at java.…

执行用例报错,提示 java.net.SocketException: Software caused connection abort: socket write error java.net.SocketException: Software caused connection abort: socket write error at java.net.SocketOutputStream.socketWrite0(Native Method) at java.net.SocketOutpu…