RFR: 8229517: Support for optional asynchronous/buffered logging [v14]

[Xin Liu]

On Thu, 13 May 2021 06:30:22 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

>> Xin Liu has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Fix build on Windows.
>>   
>>   It seems that headers on Windows define WAIT_TIMEOUT somewhere. rename it.
>
> src/hotspot/share/logging/logAsyncFlusher.cpp line 42:
> 
>> 40:   assert_lock_strong(&_lock);
>> 41: 
>> 42:   if (_buffer.size() >= _buffer_max_size)  {
> 
> As mentioned in the CSR, I prefer dropping the newest message, not the oldest one. So there would be no reason to pop anything from the buffer.

copy that.  I will update it.

-------------

PR: https://git.openjdk.java.net/jdk/pull/3135