RFR: 8308995: Update Network IO JFR events to be static mirror events [v4]

[Alan Bateman]

On Tue, 27 Jun 2023 18:29:45 GMT, Tim Prinzing <tprinzing at openjdk.org> wrote:

>> src/java.base/share/classes/sun/nio/ch/SocketChannelImpl.java line 408:
>> 
>>> 406:     @Override
>>> 407:     public int read(ByteBuffer buf) throws IOException {
>>> 408:         if (!SocketReadEvent.enabled()) {
>> 
>> The read/write with sun.nio.ch.SocketInputStream and SocketOutputStream does not go through SC.read/write so I think SocketAdaptor read/write will need attention, maybe a future PR as there are other code paths that aren't covered in this PR.
>
> I've created https://bugs.openjdk.org/browse/JDK-8310978 to drive the future PR to support the missing code paths

Thanks, it's a reminder that the existing SocketXXX events are incomplete and/or not much I/O done with the socket adaptors.

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PR Review Comment: https://git.openjdk.org/jdk/pull/14342#discussion_r1301143720