(EMERGENCY) ajp12: can not connect to host and ajp12: connection fail in Apache JServ mod_jserv.log
(Doc ID 603244.1)
Last updated on APRIL 04, 2025
Applies to:
Oracle E-Business Suite Technology Stack - Version 11.5.7 to 12.0.4 [Release 11.5 to 12.0]Oracle E-Business Suite Technology Stack - Version 11.5.10.2 to 11.5.10.2 [Release 11.5.10]
Information in this document applies to any platform.
Symptoms
During peak load on the Web Server (EMERGENCY) messages are recorded in mod_jserv.log file. When trying to Telnet to the JServ port, the telnet session is not responding and waiting indefinitely though the port was listening and can be checked using netstat command. There are no error reported by End Users and Web Server is also working fine.
Emergency messages in mod_jserv.log:
Changes
Issue happens when there is heavy user load during peak hours.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |