Stuck in Infinite Loop at Chunk.tail() with High CPU Consumption
(Doc ID 2281213.1)
Last updated on AUGUST 16, 2022
Applies to:
Oracle WebLogic Server - Version 12.2.1.0.0 to 12.2.1.2.0 [Release 12c]Oracle Service Bus - Version 12.2.1.0.0 to 12.2.1.2.0
Information in this document applies to any platform.
Symptoms
Under high load, Weblogic is stuck in an infinite loop at Chunk.tail() with High CPU Consumption with the following stack trace:
This rare issue happens satisfying all the following conditions:
- AsyncResponseHandler is used to receive outbound HTTP response asynchronously from a remote HTTP server.
- -Dhttp.keepAlive=false is set for outbound HTTP request and response.
- High load condition (e.g. 50+ WLS execute threads running simultaneously)
- Enough WLS execute threads in a thread pool (e.g. increasing self-tuning-thread-pool-size-min)
Cause
To view full details, sign in with your My Oracle Support account. |
|
Don't have a My Oracle Support account? Click to get started! |
In this Document
Symptoms |
Cause |
Solution |
References |