RongtongJin opened a new pull request, #9715: URL: https://github.com/apache/rocketmq/pull/9715
<!-- Please make sure the target branch is right. In most case, the target branch should be `develop`. --> ### Which Issue(s) This PR Fixes <!-- Please ensure that the related issue has already been created, and [link this pull request to that issue using keywords](<https://docs.github.com/en/issues/tracking-your-work-with-issues/linking-a-pull-request-to-an-issue#linking-a-pull-request-to-an-issue-using-a-keyword>) to ensure automatic closure. --> Fixes #issue_id ### Brief Description - Remove RandomAccessFile field and related logic completely - Use FileChannel for all write operations when writeWithoutMmap is enabled - Change SharedByteBuffer to use direct memory allocation (ByteBuffer.allocateDirect) - Add RunningFlags support for better error handling - Improve constructor design with better parameter handling - Fix SharedByteBuffer write operation to ensure correct byte count This change improves I/O performance by: 1. Eliminating the overhead of RandomAccessFile 2. Using direct memory allocation for better memory management 3. Providing more consistent I/O operations through FileChannel 4. Better error handling with RunningFlags integration <!-- Write a brief description for your pull request to help the maintainer understand the reasons behind your changes. --> ### How Did You Test This Change? <!-- In order to ensure the code quality of Apache RocketMQ, we expect every pull request to have undergone thorough testing. --> -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
