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Alibaba Cloud Linux 2 Documentations

1. Release Notes

• Release Note: zh, [en]
• ECS Image Changelog: zh, en
• FAQ: zh, [en]
• Known Issues: zh, [en]

2. User Guide

• [zh], [en]

3. Features

3.1 Distro

• On-premise Images: zh, en

3.2 Base OS

3.3 Kernel

3.3.1 Scheduler & CPU

3.3.2 Memory

3.3.3 Network

• tcp: TIME-WAIT timeout support: zh, [en]

3.3.4 Filesystem & IO Block

• jbd2: jbd2 enhancement: zh, [en]
• ext4: cross-prjid hardlink support: zh, [en]
• io: io-latency support: zh, [en]
• fs, io: IO hang detection support: zh, [en]

3.3.5 Cgroup & QoS

• blkio: cgroup writeback cgroup-v1 support: zh, [en]
• blkio: blkio throttle monitor: zh, [en]
• blkio: iocost & cgroup-v1 interface support: zh, [en]
• psi: psi & cgroup-v1 support: zh, [en]

4. Performance Tuning Guide

• TBF

5. Knowledge Base

• zh, en