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
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
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
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
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
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
> 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
On Fri, 26 Jan 2024 09:36:49 GMT, Aleksey Shipilev wrote:
>> Volker Simonis has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Made the flag experimental and added an assertion to
>> set_can_hotswap_or_post_breakpoint()
>
> src/hotspot/sha
On Fri, 26 Jan 2024 09:33:17 GMT, Aleksey Shipilev wrote:
>> Volker Simonis has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Made the flag experimental and added an assertion to
>> set_can_hotswap_or_post_breakpoint()
>
> src/hotspot/sha
On Wed, 24 Jan 2024 14:48:52 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
On Wed, 24 Jan 2024 14:48:52 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
On Tue, 23 Jan 2024 19:57:14 GMT, Vladimir Ivanov wrote:
>> Volker Simonis has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Updated option description and assertion based on review feedback
>
> I support keeping the logic under a flag. I
> 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
On Tue, 23 Jan 2024 23:36:37 GMT, Dean Long wrote:
>> A good question, but after deep digging (it took me quite some time to
>> figure this out myself :) I don't think that
>> `can_hotswap_or_post_breakpoint`/`all_dependencies_are_recorded` can ever be
>> reset. Here's how it works:
>>
>> - t
On Tue, 23 Jan 2024 16:37:35 GMT, Volker Simonis wrote:
>> src/hotspot/share/runtime/init.cpp line 121:
>>
>>> 119: if (AlwaysRecordEvolDependencies) {
>>> 120: JvmtiExport::set_can_hotswap_or_post_breakpoint(true);
>>> 121: JvmtiExport::set_all_dependencies_are_recorded(true);
>>
>>
On Tue, 23 Jan 2024 19:00:51 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
On Tue, 23 Jan 2024 19:00:51 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
> 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
On Mon, 22 Jan 2024 23:38:40 GMT, John R Rose wrote:
>> src/hotspot/share/runtime/globals.hpp line 2014:
>>
>>> 2012:
>>> \
>>> 2013: product(bool, AlwaysRecordEvolDependencies, true, DIAGNOSTIC,
>>> \
>>
On Tue, 23 Jan 2024 10:06:34 GMT, Aleksey Shipilev wrote:
>> Volker Simonis has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Guard the feature with a diagnostic option and update the comments in the
>> code
>
> src/hotspot/share/prims/jv
On Tue, 23 Jan 2024 03:31:59 GMT, Dean Long wrote:
>> Volker Simonis has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Guard the feature with a diagnostic option and update the comments in the
>> code
>
> src/hotspot/share/runtime/init.cp
On Mon, 22 Jan 2024 21:26:41 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
On Mon, 22 Jan 2024 21:26:41 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
On Mon, 22 Jan 2024 23:37:35 GMT, John R Rose wrote:
>> src/hotspot/share/runtime/globals.hpp line 2013:
>>
>>> 2011: "Profile exception handlers")
>>> \
>>> 2012:
>>> \
>>
On Mon, 22 Jan 2024 23:26:08 GMT, Evgeny Astigeevich
wrote:
>> Volker Simonis has updated the pull request incrementally with one
>> additional commit since the last revision:
>>
>> Guard the feature with a diagnostic option and update the comments in the
>> code
>
> src/hotspot/share/runti
On Mon, 22 Jan 2024 21:26:41 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
On Mon, 22 Jan 2024 21:26:41 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
On Mon, 22 Jan 2024 21:26:41 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
On Sat, 20 Jan 2024 19:48:07 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 capab
> 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
On Sat, 20 Jan 2024 19:48:07 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 capab
On Mon, 22 Jan 2024 16:37:14 GMT, Aleksey Shipilev 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
On Sat, 20 Jan 2024 19:48:07 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 capab
On Sat, 20 Jan 2024 19:48:07 GMT, Volker Simonis wrote:
> Instead of unconditionally recording evol_method dependencies we could guard
> the recording by a new flag. But this would only make sense if that flag
> would be on by default and I don't know if such a flag is justified just for
> the
On Sat, 20 Jan 2024 19:48:07 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 capab
35 matches
Mail list logo
