TechLobstersabout 3 hours ago
kernel asynchronous reads in PostgreSQL 19 (io_uring)
1 min read
PostgreSQL 19 beta supports asynchronous kernel reads via io_uring system calls. Running inside Docker requires disabling seccomp with --security-opt seccomp=unconfined. The io_method configuration parameter is set to io_uring, with io_combine_limit at 128 kB and io_max_concurrency at 64.
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