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  1. MariaDB Server
  2. MDEV-24883

add io_uring support for tpool

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    Description

      io_uring is fast and convenient. In contrast, Linux AIO has flaws: https://blog.cloudflare.com/io_submit-the-epoll-alternative-youve-never-heard-about/

      liburing is a user space library which protects from writing a boiler plate code. https://github.com/axboe/liburing Let's use it.

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          causes

          Bug - A problem which impairs or prevents the functions of the product. MDEV-25760 Assertion failure on io_uring_cqe_get_data() returning -EAGAIN

          • Blocker - Blocks development and/or testing work, production could not run.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. MDEV-28441 liburing failure causes assertions

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed
          relates to

          Task - A task that needs to be done. MDEV-24927 Install liburing-dev in the CI environments

          • Major - Major loss of function.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. MDEV-26569 10.6 mariadbd error: io_uring_queue_init() failed with ENOSYS, and then asserts

          • Major - Major loss of function.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. MDEV-26674 io_uring related hangs on the Linux kernel

          • Blocker - Blocks development and/or testing work, production could not run.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. MDEV-29610 uring tmpfs InnoDB: IO Error: 125 during async write of X bytes, for file Y, returned 0

          • Major - Major loss of function.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. MDEV-26555 main.innodb_ext_key fatal assertion

          • Major - Major loss of function.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. MDEV-36234 mysqld: io_uring_queue_init() failed with errno 1

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed

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              kevg Eugene Kosov (Inactive)
              kevg Eugene Kosov (Inactive)
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