coderzc opened a new pull request, #15678: URL: https://github.com/apache/pulsar/pull/15678
Master Issue: #15631 ### Motivation Currently, when the Proxy server transfer data will have four triggered the user mode and kernel mode of context switching, respectively is the read() / write() call and return when cut, it is inefficient for the Proxy. There is an efficient way of reducing the number of copies of data and , use [splice](https://man7.org/linux/man-pages/man2/splice.2.html) system call for linux system. ### Modifications Use [splice](https://man7.org/linux/man-pages/man2/splice.2.html) system call instead of read() / write() on Proxy server. ### Verifying this change - [x] Make sure that the change passes the CI checks. *(Please pick either of the following options)* This change is already covered by existing tests *(example:)* - *Added integration tests for end-to-end deployment with large payloads (10MB)* - *Extended integration test for recovery after broker failure* ### Does this pull request potentially affect one of the following parts: *If `yes` was chosen, please highlight the changes* - Dependencies (does it add or upgrade a dependency): (yes / no) - The public API: (yes / no) - The schema: (yes / no / don't know) - The default values of configurations: (yes / no) - The wire protocol: (yes / no) - The rest endpoints: (yes / no) - The admin cli options: (yes / no) - Anything that affects deployment: (yes / no / don't know) ### Documentation Check the box below or label this PR directly. Need to update docs? - [x] `doc-required` (Your PR needs to update docs and you will update later) - [ ] `no-need-doc` (Please explain why) - [ ] `doc` (Your PR contains doc changes) - [ ] `doc-added` (Docs have been already added) -- 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]
