1. ORA-12516 错误的含义 ORA-12516 错误,即 "TNS could not find available handler with matching protocol stack",表示 Oracle 监听器(Listener)无法找到具有匹配协议栈的可用处理程序。这通常意味着监听器没有足够的资源或配置来接受新的数据库连接请求。 2. 可能导致 ORA-12516 错误的原因 监听器配置问题:监...
Oracle数据库sql连接报错:java.sql.SQLException: Listener refused the connection with the following error: ORA-12516, TNS:listener could not find available handler with matching protocol stack! 问题原因:该问题是数据库负载压力较大,数据库已经启用的进程数达到了参数限制的最大进程数,无法再创建新的进程了,...
简介:Oracle数据库ORA-12516:“listener could not find available handler with matching protocol stack!“问题解决方法 Oracle数据库sql连接报错: java.sql.SQLException: Listener refused the connection with the following error: ORA-12516, TNS:listener could not find available handler with matching protocol st...
Oracle数据库sql连接报错: java.sql.SQLException: Listener refused the connection with the following error: ORA-12516, TNS:listener could not find available handler with matching protocol stack! 1. 问题原因: 该问题是数据库负载压力较大,数据库已经启用的进程数达到了参数限制的最大进程数,无法再创建新的...
[转]ORA-12516, TNS:listener could not find available handler with matching protocol stack 转至:http://blog.csdn.net/MichaelSrc/article/details/6760247 1.查看当前连接进程数 SQL>select count(*) from v$process; 2.查看连接数上限 SQL>select value from v$parameter where name = 'processes';...
Oracle报错ORA-12516 TNS:listener could not find available handler with matching protocol stack 出现错误场景:通常是由于很多人或者很多应用(java应用、R应用等)连接数据库,导致连接数(session)数量超出限制。 解决办法 定位原因 -- 以sysdba身份登陆PL/SQL...
TNS-12516: TNS:listener could not find available handler with matching protocol stack 1. 13-MAY-2014 14:49:35 * (CONNECT_DATA=(SERVICE_NAME=xxx)(CID=(PROGRAM=c:\windows\system32\inetsrv\w3wp.exe)(HOST=GET08C0058)(USER=SYSTEM))) * (ADDRESS=(PROTOCOL=tcp)(HOST=192.168.xxx.xxx)(PORT=...
oracle.net.ns.NetException:Listener refused the connectionwiththe following error:ORA-12516,TNS:listener could not find available handlerwithmatching protocol stack. 但是自己通过轻松连接的方式测试发现,只有通过主service_names 可以连接,其他的 service_names 均不能连接。这里的主 service_names 指的就是创建...
ORA-12516: TNS:监听程序无法找到匹配协议栈的可用句柄. TNS-12516 TNS:listener could not find available handler with matching protocol stack 导致原因可能为: 1.一般是由于数据库的当前会话数不满足造成的,相关的参数有两个:processes和sessions (1)首先查看当前这两个参数的值 ...
应用程序连接测试数据库时报ORA-12516:TNS:listener could not find available handler with matching protocol stack 检查监听日志文件,发现大量的TNS-12516错误 cd /u01/app/oracle/product/10.2.0/db_1/network/log more listener.log TNS-12516: TNS:listener could not find available handler with matching proto...