Concurrency on Peter Lee's Bloghttps://blog.peterxcli.dev/tags/concurrency/Recent content in Concurrency on Peter Lee's BlogHugo -- gohugo.ioenpeterxcli@gmail.com (李緒成 | Peter Lee)peterxcli@gmail.com (李緒成 | Peter Lee)© 2026 李緒成 | Peter LeeWed, 08 Jul 2026 01:00:00 +0800Fast Optimistic Concurrency Control with Apache Ozone S3 Conditional Requestshttps://blog.peterxcli.dev/oss/ozone/ozone-s3-conditional-request/Wed, 08 Jul 2026 01:00:00 +0800peterxcli@gmail.com (李緒成 | Peter Lee)https://blog.peterxcli.dev/oss/ozone/ozone-s3-conditional-request/How Apache Ozone implements S3 conditional requests with its atomic rewrite path, enabling fast compare-and-swap style coordination for object-storage-backed systems.