Re: JIT compiler turned off after stepping over in jdb

2022-10-31 Thread Chris Plummer
Hi Simeon, We have the following bug filed for the debug agent:     JDK-8229012: When single stepping, the debug agent can cause the thread to remain in interpreter mode after single stepping completes It will result in the behavior you are seeing. However, I'm not sure how it relates to the

JIT compiler turned off after stepping over in jdb

2022-10-31 Thread S A
Hi all, TL;DR We observe a significant performance degradation after stepping over in a debugger. By the looks of it, the interpreter only mode is entered and never left due to this change: https://github.com/openjdk/jdk11u/commit/dbb9eb5b9c3ddcbcfaae8ac4ca21760c9c99a15c#diff-fa220f091e99b08a3a20