ticket for the change: https://issues.apache.org/jira/browse/CASSANDRA-21089
On Fri, 19 Dec 2025 at 00:55, Abe Ratnofsky <[email protected]> wrote: > My understanding as well is that async-profiler collects samples with the > thread ID, then does the lookup of thread ID to name when the JFR output is > produced, so there could be misleading profile results if a thread is > renamed between execution sample and output generation. I haven’t noticed a > case of this before, but it does seem like an existing issue. > > So I’m supportive of defaulting thread renaming in SEPExecutor to off, and > we can always support a toggle via JMX hot-prop so names can be available > during profile collection. -- Dmitry Konstantinov
