On Mon, 22 Mar 2021 15:57:12 GMT, Jaroslav Bachorik <jbacho...@openjdk.org> wrote:
> With this change it becomes possible to surface various cgroup level metrics > (available via `jdk.internal.platform.Metrics`) as JFR events. > > Only a subset of the metrics exposed by `jdk.internal.platform.Metrics` is > turned into JFR events to start with. > * CPU related metrics > * Memory related metrics > * I/O related metrics > > For each of those subsystems a configuration data will be emitted as well. > The initial proposal is to emit the configuration data events at least once > per chunk and the metrics values at 30 seconds interval. > By using these values the emitted events seem to contain useful information > without increasing overhead (the metrics values are read from `/proc` > filesystem so that should not be done too frequently). This pull request has now been integrated. Changeset: ee2651b9 Author: Jaroslav Bachorik <jbacho...@openjdk.org> URL: https://git.openjdk.java.net/jdk/commit/ee2651b9e5a9ab468b4be73d43b8f643e9e92042 Stats: 598 lines in 14 files changed: 582 ins; 4 del; 12 mod 8203359: Container level resources events Reviewed-by: sgehwolf, egahlin ------------- PR: https://git.openjdk.java.net/jdk/pull/3126
