Re: RFR: 8324241: Always record evol_method deps to avoid excessive method flushing [v5]

2024-09-16 Thread leo liang
On Thu, 12 Sep 2024 15:44:21 GMT, Volker Simonis wrote: >> Hi there, we are seeing this issue when we run JFR on our services under >> load, we see a large spike of CPU after JFR is triggered, which cause 500 >> errors in our service. We are currently using corretto-17 in our service. >> >> Wo

Re: RFR: 8324241: Always record evol_method deps to avoid excessive method flushing [v5]

2024-09-12 Thread Volker Simonis
On Mon, 5 Aug 2024 00:32:40 GMT, leo liang wrote: > Hi there, we are seeing this issue when we run JFR on our services under > load, we see a large spike of CPU after JFR is triggered, which cause 500 > errors in our service. We are currently using corretto-17 in our service. > > Wondering thi

Re: RFR: 8324241: Always record evol_method deps to avoid excessive method flushing [v5]

2024-08-04 Thread leo liang
On Fri, 26 Jan 2024 13:14:57 GMT, Volker Simonis wrote: >> Currently we don't record dependencies on redefined methods (i.e. >> `evol_method` dependencies) in JIT compiled methods if none of the >> `can_redefine_classes`, `can_retransform_classes` or >> `can_generate_breakpoint_events` JVMTI c

Re: RFR: 8324241: Always record evol_method deps to avoid excessive method flushing [v5]

2024-03-25 Thread RacerZ
On Fri, 26 Jan 2024 13:14:57 GMT, Volker Simonis wrote: >> Currently we don't record dependencies on redefined methods (i.e. >> `evol_method` dependencies) in JIT compiled methods if none of the >> `can_redefine_classes`, `can_retransform_classes` or >> `can_generate_breakpoint_events` JVMTI c

Re: RFR: 8324241: Always record evol_method deps to avoid excessive method flushing [v5]

2024-02-28 Thread Evgeny Astigeevich
On Wed, 28 Feb 2024 07:32:47 GMT, RacerZ wrote: >> Volker Simonis has updated the pull request incrementally with one >> additional commit since the last revision: >> >> Fixed whitepspace in flag documentation > > Will this feature be incorporated into a lower version of JDK, like JDK 8? @Ra

Re: RFR: 8324241: Always record evol_method deps to avoid excessive method flushing [v5]

2024-02-28 Thread RacerZ
On Fri, 26 Jan 2024 13:14:57 GMT, Volker Simonis wrote: >> Currently we don't record dependencies on redefined methods (i.e. >> `evol_method` dependencies) in JIT compiled methods if none of the >> `can_redefine_classes`, `can_retransform_classes` or >> `can_generate_breakpoint_events` JVMTI c

Re: RFR: 8324241: Always record evol_method deps to avoid excessive method flushing [v5]

2024-01-26 Thread Volker Simonis
> Currently we don't record dependencies on redefined methods (i.e. > `evol_method` dependencies) in JIT compiled methods if none of the > `can_redefine_classes`, `can_retransform_classes` or > `can_generate_breakpoint_events` JVMTI capabalities is set. This means that > if a JVMTI agent which