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标题:Fatal NI connect error 12170
作者:惜分飞©版权所有[文章允许转载,但必须以链接方式注明源地址,否则追究法律责任.]
Fatal NI connect error 12170.
VERSION INFORMATION:
TNS
for
Linux: Version 11.1.0.7.0 - Production
Unix Domain Socket IPC NT Protocol Adaptor
for
Linux: Version 11.1.0.7.0 - Production
Oracle Bequeath NT Protocol Adapter
for
Linux: Version 11.1.0.7.0 - Production
TCP
/IP
NT Protocol Adapter
for
Linux: Version 11.1.0.7.0 - Production
Time: 08-NOV-2011 13:57:10
Tracing not turned on.
Tns error struct:
ns main err code: 12535
TNS-12535: TNS:operation timed out
ns secondary err code: 12560
nt main err code: 505
TNS-00505: Operation timed out
nt secondary err code: 110
nt OS err code: 0
Client address: (ADDRESS=(PROTOCOL=tcp)(HOST=10.100.107.62)(PORT=52357))
1、适用范围
Oracle Net Services - Version: 11.1.0.6 to 11.2.0.2 - Release: 11.1 to 11.2 Oracle Server - Enterprise Edition - Version: 11.1.0.6 to 11.2.0.2 [Release: 11.1 to 11.2] Information in this document applies to any platform. |
2、问题原因
These time out related messages are mostly informational in nature. The messages indicate the specified client connection (identified by the 'Client address:' details) has experienced a time out. The 'nt secondary err code' identifies the underlying network transport, such as (TCP /IP ) timeout limits after a client has abnormally terminated the database connection.
The 'nt secondary err code' translates to underlying network transport timeouts for the following Operating Systems:
For the Solaris system: nt secondary err code: 145:
#define ETIMEDOUT 145 /* Connection timed out */
For the Linux operating system: nt secondary err code: 110
ETIMEDOUT 110 Connection timed out
For the HP-UX system: nt secondary err code: 238:
ETIMEDOUT 238 /* Connection timed out */
For Windows based platforms: nt secondary err code: 60 ( which translates to Winsock Error: 10060)
Description: A connection attempt failed because the connected party did not properly respond after a period of time , or established connection failed because connected host has failed to respond.
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3、解决问题
To revert to Oracle Net Server tracing /logging , set following parameter in the server's sqlnet.ora : DIAG_ADR_ENABLED = OFF
Also, to back out the ADR diag for the Listener component, set following parameter in the server's listener.ora:
DIAG_ADR_ENABLED_<listenername> = OFF
- Where the <listenername> would be replaced with the actual name of the configured listener(s) in the listener.ora configuration file . For example, if the listener name is 'LISTENER' , the parameter would read :
DIAG_ADR_ENABLED_LISTENER = OFF
1. 在sqlnet.ora中加入内容:DIAG_ADR_ENABLED = OFF 2.
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